Creazione di un rilevatore di dizionari personalizzato normale

I dizionari personalizzati offrono la possibilità semplice ma efficace di trovare una corrispondenza con un elenco di parole o frasi. Puoi utilizzare un dizionario personalizzato come rilevatore o come elenco di eccezioni per i rilevatori integrati. Puoi anche utilizzare i dizionari personalizzati per aumentare i rilevatori di infoType integrati in modo da trovare corrispondenze con altri risultati.

Questa sezione descrive come creare un normale rilevatore di dizionari personalizzati da un elenco di parole.

Anatomia di un rilevatore di infoType personalizzato del dizionario

Come descritto nella panoramica dell'API, per creare un rilevatore di infoType personalizzato del dizionario, definisci un oggetto CustomInfoType che contiene quanto segue:

  • Il nome che vuoi assegnare al rilevatore di InfoType personalizzato all'interno di un oggetto InfoType.
  • Un valore Likelihood facoltativo. Se ometti questo campo, le corrispondenze agli elementi del dizionario restituiranno una probabilità predefinita di VERY_LIKELY.
  • (Facoltativo) Oggetti DetectionRule o regole hotword. Queste regole regolano la probabilità di trovare risultati in una determinata vicinanza a parole chiave specifiche. Scopri di più sulle regole per le hotword in Personalizzare la probabilità di corrispondenza.
  • Un valore SensitivityScore facoltativo. Se ometti questo campo, le corrispondenze agli elementi del dizionario restituiranno un livello di sensibilità predefinito di HIGH.

    I punteggi di sensibilità vengono utilizzati nei profili dei dati. Quando esegue il profilo dei tuoi dati, Sensitive Data Protection utilizza i punteggi di sensibilità degli infoType per calcolare il livello di sensibilità.

  • Un Dictionary, come un WordList contenente un elenco di parole da cercare o un CloudStoragePath a un singolo file di testo contenente un elenco di parole da cercare delimitato da riga nuova.

Come oggetto JSON, un rilevatore di infoType personalizzato del dizionario che include tutti gli componenti facoltativi è simile al seguente. Questo JSON include un percorso a un file di testo del dizionario archiviato in Cloud Storage. Per visualizzare un elenco di parole in linea, consulta la sezione Esempi di questo argomento.

{
  "customInfoTypes":[
    {
      "infoType":{
        "name":"CUSTOM_INFOTYPE_NAME"
      },
      "likelihood":"LIKELIHOOD_LEVEL",
      "detectionRules":[
        {
          "hotwordRule":{
            HOTWORD_RULE
          }
        },
        ...
      ],
      "sensitivityScore":{
          "score": "SENSITIVITY_SCORE"
        },
      "dictionary":
      {
        "cloudStoragePath":
        {
          "path": "gs://PATH_TO_TXT_FILE"
        }
      }
    }
  ],
  ...
}

Dettagli sulla corrispondenza del dizionario

Di seguito sono riportate indicazioni su come Sensitive Data Protection abbina le parole e le frasi del dizionario. Questi punti si applicano sia ai dizionari personalizzati regolari che a quelli di grandi dimensioni:

  • Le parole del dizionario non fanno distinzione tra maiuscole e minuscole. Se il tuo dizionario include Abby, verrà trovata una corrispondenza per abby, ABBY, Abby e così via.
  • Tutti i caratteri, nei dizionari o nei contenuti da scansionare, diversi da lettere, cifre e altri caratteri alfabetici contenuti nel piano multilingue di base Unicode sono considerati spazi vuoti durante la ricerca di corrispondenze. Se il dizionario cerca Abby Abernathy, corrisponderà a abby abernathy, Abby, Abernathy, Abby (ABERNATHY) e così via.
  • I caratteri che circondano una corrispondenza devono essere di tipo diverso (lettere o cifre) rispetto ai caratteri adiacenti all'interno della parola. Se il dizionario cerca Abi, corrisponderà ai primi tre caratteri di Abi904, ma non di Abigail.
  • Le parole del dizionario contenenti caratteri nel piano multilinguale supplementare dello standard Unicode possono produrre risultati imprevisti. Esempi di questi caratteri sono emoji, simboli scientifici e scritture storiche.

Le lettere, i numeri e altri caratteri alfabetici sono definiti come segue:

  • Lettere: caratteri con categorie generali Lu, Ll, Lt, Lm o Lo nella specifica Unicode
  • Cifre: caratteri con categoria generale Nd nella specifica Unicode
  • Altri caratteri alfabetici: caratteri con categoria generale Nl nella specifica Unicode o con proprietà contributiva Other_Alphabetic come definito dallo standard Unicode

Esempi

Elenco di parole semplici

Supponiamo di avere dati che includono la stanza dell'ospedale in cui è stato curato un paziente durante una visita. Queste posizioni potrebbero essere considerate sensibili in un determinato set di dati, ma non sono elementi che verrebbero rilevati dai rilevatori integrati di Sensitive Data Protection.

Le camere sono state indicate come:

  • "RM-Orange"
  • "RM-Yellow"
  • "RM-Green"

C#

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


using System;
using Google.Api.Gax.ResourceNames;
using Google.Cloud.Dlp.V2;

public class DeidentifyWithSimpleWordList
{
    public static DeidentifyContentResponse Deidentify(string projectId, string text)
    {
        // Instantiate a client.
        var dlp = DlpServiceClient.Create();

        var contentItem = new ContentItem { Value = text };

        var wordList = new CustomInfoType.Types.Dictionary.Types.WordList
        {
            Words = { new string[] { "RM-GREEN", "RM-YELLOW", "RM-ORANGE" } }
        };

        var infoType = new InfoType
        {
            Name = "CUSTOM_ROOM_ID"
        };

        var customInfoType = new CustomInfoType
        {
            InfoType = infoType,
            Dictionary = new CustomInfoType.Types.Dictionary
            {
                WordList = wordList
            }
        };

        var inspectConfig = new InspectConfig
        {
            CustomInfoTypes =
            {
                customInfoType,
            }
        };
        var primitiveTransformation = new PrimitiveTransformation
        {
            ReplaceWithInfoTypeConfig = new ReplaceWithInfoTypeConfig { }
        };

        var transformation = new InfoTypeTransformations.Types.InfoTypeTransformation
        {
            InfoTypes = { infoType },
            PrimitiveTransformation = primitiveTransformation
        };

        var deidentifyConfig = new DeidentifyConfig
        {
            InfoTypeTransformations = new InfoTypeTransformations
            {
                Transformations = { transformation }
            }
        };

        var request = new DeidentifyContentRequest
        {
            Parent = new LocationName(projectId, "global").ToString(),
            InspectConfig = inspectConfig,
            DeidentifyConfig = deidentifyConfig,
            Item = contentItem
        };

        // Call the API.
        var response = dlp.DeidentifyContent(request);

        // Inspect the results.
        Console.WriteLine($"Deidentified content: {response.Item.Value}");
        return response;
    }
}

Go

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import (
	"context"
	"fmt"
	"io"

	dlp "cloud.google.com/go/dlp/apiv2"
	"cloud.google.com/go/dlp/apiv2/dlppb"
)

// deidentifyWithWordList matches against a custom simple word list to de-identify sensitive
// data based on the input
func deidentifyWithWordList(w io.Writer, projectID, input string, infoTypeName string, wordList []string) error {
	// projectID := "my-project-id"
	// input := "Patient was seen in RM-YELLOW then transferred to rm green."
	// wordList := []string{"RM-GREEN", "RM-YELLOW", "RM-ORANGE"}

	ctx := context.Background()

	// Initialize a client once and reuse it to send multiple requests. Clients
	// are safe to use across goroutines. When the client is no longer needed,
	// call the Close method to cleanup its resources.
	client, err := dlp.NewClient(ctx)
	if err != nil {
		return err
	}
	// Closing the client safely cleans up background resources.
	defer client.Close()

	// Specify what content you want the service to DeIdentify.
	item := &dlppb.ContentItem{
		DataItem: &dlppb.ContentItem_Value{
			Value: input,
		},
	}

	// Specify the word list custom info type the inspection will look for.
	infoType := &dlppb.InfoType{
		Name: infoTypeName,
	}

	var customInfoType = &dlppb.CustomInfoType{
		InfoType: infoType,
		Type: &dlppb.CustomInfoType_Dictionary_{
			Dictionary: &dlppb.CustomInfoType_Dictionary{
				Source: &dlppb.CustomInfoType_Dictionary_WordList_{
					// Construct the word list to be detected
					WordList: &dlppb.CustomInfoType_Dictionary_WordList{
						Words: wordList,
					},
				},
			},
		},
	}

	// Define type of de-identification as replacement.
	primitiveTransformation := &dlppb.PrimitiveTransformation{
		Transformation: &dlppb.PrimitiveTransformation_ReplaceWithInfoTypeConfig{
			ReplaceWithInfoTypeConfig: &dlppb.ReplaceWithInfoTypeConfig{},
		},
	}

	infoTypeTransformation := &dlppb.InfoTypeTransformations_InfoTypeTransformation{
		InfoTypes:               []*dlppb.InfoType{infoType},
		PrimitiveTransformation: primitiveTransformation,
	}

	infoTypeTransformations := &dlppb.InfoTypeTransformations{
		// Associate de-identification type with info type.
		Transformations: []*dlppb.InfoTypeTransformations_InfoTypeTransformation{
			infoTypeTransformation,
		},
	}

	// Create a configured request.
	req := &dlppb.DeidentifyContentRequest{
		Parent: fmt.Sprintf("projects/%s/locations/global", projectID),
		InspectConfig: &dlppb.InspectConfig{
			CustomInfoTypes: []*dlppb.CustomInfoType{
				customInfoType,
			},
		},
		// Construct the configuration for the de-identify request and list all desired transformations.
		DeidentifyConfig: &dlppb.DeidentifyConfig{
			Transformation: &dlppb.DeidentifyConfig_InfoTypeTransformations{
				InfoTypeTransformations: infoTypeTransformations,
			},
		},
		// The item to analyze.
		Item: item,
	}

	// Send the request.
	resp, err := client.DeidentifyContent(ctx, req)
	if err != nil {
		return err
	}

	// Print the result.
	fmt.Fprintf(w, "output : %v", resp.GetItem().GetValue())
	return nil
}

Java

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


import com.google.cloud.dlp.v2.DlpServiceClient;
import com.google.privacy.dlp.v2.ContentItem;
import com.google.privacy.dlp.v2.CustomInfoType;
import com.google.privacy.dlp.v2.CustomInfoType.Dictionary;
import com.google.privacy.dlp.v2.CustomInfoType.Dictionary.WordList;
import com.google.privacy.dlp.v2.DeidentifyConfig;
import com.google.privacy.dlp.v2.DeidentifyContentRequest;
import com.google.privacy.dlp.v2.DeidentifyContentResponse;
import com.google.privacy.dlp.v2.InfoType;
import com.google.privacy.dlp.v2.InfoTypeTransformations;
import com.google.privacy.dlp.v2.InfoTypeTransformations.InfoTypeTransformation;
import com.google.privacy.dlp.v2.InspectConfig;
import com.google.privacy.dlp.v2.LocationName;
import com.google.privacy.dlp.v2.PrimitiveTransformation;
import com.google.privacy.dlp.v2.ReplaceWithInfoTypeConfig;
import java.io.IOException;

public class DeIdentifyWithSimpleWordList {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "your-project-id";
    String textToDeIdentify = "Patient was seen in RM-YELLOW then transferred to rm green.";
    deidentifyWithSimpleWordList(projectId, textToDeIdentify);
  }

  public static void deidentifyWithSimpleWordList(String projectId, String textToDeIdentify)
      throws IOException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. After completing all of your requests, call
    // the "close" method on the client to safely clean up any remaining background resources.
    try (DlpServiceClient dlp = DlpServiceClient.create()) {

      // Specify what content you want the service to DeIdentify.
      ContentItem contentItem = ContentItem.newBuilder().setValue(textToDeIdentify).build();

      // Construct the word list to be detected
      Dictionary wordList =
          Dictionary.newBuilder()
              .setWordList(
                  WordList.newBuilder()
                      .addWords("RM-GREEN")
                      .addWords("RM-YELLOW")
                      .addWords("RM-ORANGE")
                      .build())
              .build();

      // Specify the word list custom info type the inspection will look for.
      InfoType infoType = InfoType.newBuilder().setName("CUSTOM_ROOM_ID").build();
      CustomInfoType customInfoType =
          CustomInfoType.newBuilder().setInfoType(infoType).setDictionary(wordList).build();
      InspectConfig inspectConfig =
          InspectConfig.newBuilder().addCustomInfoTypes(customInfoType).build();

      // Define type of deidentification as replacement.
      PrimitiveTransformation primitiveTransformation =
          PrimitiveTransformation.newBuilder()
              .setReplaceWithInfoTypeConfig(ReplaceWithInfoTypeConfig.getDefaultInstance())
              .build();

      // Associate deidentification type with info type.
      InfoTypeTransformation transformation =
          InfoTypeTransformation.newBuilder()
              .addInfoTypes(infoType)
              .setPrimitiveTransformation(primitiveTransformation)
              .build();

      // Construct the configuration for the Redact request and list all desired transformations.
      DeidentifyConfig deidentifyConfig =
          DeidentifyConfig.newBuilder()
              .setInfoTypeTransformations(
                  InfoTypeTransformations.newBuilder().addTransformations(transformation))
              .build();

      // Combine configurations into a request for the service.
      DeidentifyContentRequest request =
          DeidentifyContentRequest.newBuilder()
              .setParent(LocationName.of(projectId, "global").toString())
              .setItem(contentItem)
              .setInspectConfig(inspectConfig)
              .setDeidentifyConfig(deidentifyConfig)
              .build();

      // Send the request and receive response from the service
      DeidentifyContentResponse response = dlp.deidentifyContent(request);

      // Print the results
      System.out.println(
          "Text after replace with infotype config: " + response.getItem().getValue());
    }
  }
}

Node.js

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

// Imports the Google Cloud Data Loss Prevention library
const DLP = require('@google-cloud/dlp');

// TODO(developer): Replace these variables before running the sample.
// const projectId = "your-project-id";

// The string to de-identify
// const textToInspect = 'Patient was seen in RM-YELLOW then transferred to rm green.';

// Words to look for during inspection
// const words = ['RM-GREEN', 'RM-YELLOW', 'RM-ORANGE'];

// Name of the custom info type
// const customInfoTypeName = 'CUSTOM_ROOM_ID';

async function deIdentifyWithSimpleWordList() {
  // Initialize client that will be used to send requests. This client only needs to be created
  // once, and can be reused for multiple requests. After completing all of your requests, call
  // the "close" method on the client to safely clean up any remaining background resources.
  const dlp = new DLP.DlpServiceClient();

  // Construct the word list to be detected
  const wordList = {
    words: words,
  };

  // Specify the word list custom info type the inspection will look for.
  const infoType = {
    name: customInfoTypeName,
  };
  const customInfoType = {
    infoType,
    dictionary: {
      wordList,
    },
  };

  // Construct de-identify configuration
  const deidentifyConfig = {
    infoTypeTransformations: {
      transformations: [
        {
          primitiveTransformation: {
            replaceWithInfoTypeConfig: {},
          },
        },
      ],
    },
  };

  // Construct inspect configuration
  const inspectConfig = {
    customInfoTypes: [customInfoType],
  };

  // Construct Item
  const item = {
    value: textToInspect,
  };
  // Combine configurations into a request for the service.
  const request = {
    parent: `projects/${projectId}/locations/global`,
    item,
    deidentifyConfig,
    inspectConfig,
  };

  // Send the request and receive response from the service
  const [response] = await dlp.deidentifyContent(request);
  // Print the results
  console.log(
    `Text after replace with infotype config: ${response.item.value}`
  );
}

deIdentifyWithSimpleWordList();

PHP

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

use Google\Cloud\Dlp\V2\Client\DlpServiceClient;
use Google\Cloud\Dlp\V2\ContentItem;
use Google\Cloud\Dlp\V2\CustomInfoType;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary\WordList;
use Google\Cloud\Dlp\V2\DeidentifyConfig;
use Google\Cloud\Dlp\V2\DeidentifyContentRequest;
use Google\Cloud\Dlp\V2\InfoType;
use Google\Cloud\Dlp\V2\InfoTypeTransformations;
use Google\Cloud\Dlp\V2\InfoTypeTransformations\InfoTypeTransformation;
use Google\Cloud\Dlp\V2\InspectConfig;
use Google\Cloud\Dlp\V2\PrimitiveTransformation;
use Google\Cloud\Dlp\V2\ReplaceWithInfoTypeConfig;

/**
 * De-identify sensitive data with a simple word list
 * Matches against a custom simple word list to de-identify sensitive data.
 *
 * @param string $callingProjectId  The Google Cloud project id to use as a parent resource.
 * @param string $string            The string to deidentify (will be treated as text).
 */

function deidentify_simple_word_list(
    // TODO(developer): Replace sample parameters before running the code.
    string $callingProjectId,
    string $string = 'Patient was seen in RM-YELLOW then transferred to rm green.'
): void {
    // Instantiate a client.
    $dlp = new DlpServiceClient();

    $parent = "projects/$callingProjectId/locations/global";

    $content = (new ContentItem())
        ->setValue($string);

    // Construct the word list to be detected
    $wordList = (new Dictionary())
        ->setWordList((new WordList())
            ->setWords(['RM-GREEN', 'RM-YELLOW', 'RM-ORANGE']));

    // The infoTypes of information to mask
    $custoMRoomIdinfoType = (new InfoType())
        ->setName('CUSTOM_ROOM_ID');
    $customInfoType = (new CustomInfoType())
        ->setInfoType($custoMRoomIdinfoType)
        ->setDictionary($wordList);

    // Create the configuration object
    $inspectConfig = (new InspectConfig())
        ->setCustomInfoTypes([$customInfoType]);

    // Create the information transform configuration objects
    $primitiveTransformation = (new PrimitiveTransformation())
        ->setReplaceWithInfoTypeConfig(new ReplaceWithInfoTypeConfig());

    $infoTypeTransformation = (new InfoTypeTransformation())
        ->setPrimitiveTransformation($primitiveTransformation)
        ->setInfoTypes([$custoMRoomIdinfoType]);

    $infoTypeTransformations = (new InfoTypeTransformations())
        ->setTransformations([$infoTypeTransformation]);

    // Create the deidentification configuration object
    $deidentifyConfig = (new DeidentifyConfig())
        ->setInfoTypeTransformations($infoTypeTransformations);

    // Run request
    $deidentifyContentRequest = (new DeidentifyContentRequest())
        ->setParent($parent)
        ->setDeidentifyConfig($deidentifyConfig)
        ->setItem($content)
        ->setInspectConfig($inspectConfig);
    $response = $dlp->deidentifyContent($deidentifyContentRequest);

    // Print the results
    printf('Deidentified content: %s', $response->getItem()->getValue());
}

Python

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import google.cloud.dlp


def deidentify_with_simple_word_list(
    project: str,
    input_str: str,
    custom_info_type_name: str,
    word_list: list[str],
) -> None:
    """Uses the Data Loss Prevention API to de-identify sensitive data in a
      string by matching against custom word list.

    Args:
        project: The Google Cloud project id to use as a parent resource.
        input_str: The string to deidentify (will be treated as text).
        custom_info_type_name: The name of the custom info type to use.
        word_list: The list of strings to match against.
    """

    # Instantiate a client.
    dlp = google.cloud.dlp_v2.DlpServiceClient()

    # Prepare custom_info_types by parsing word lists
    word_list = {"words": word_list}
    custom_info_types = [
        {
            "info_type": {"name": custom_info_type_name},
            "dictionary": {"word_list": word_list},
        }
    ]

    # Construct the configuration dictionary
    inspect_config = {
        "custom_info_types": custom_info_types,
    }

    # Construct deidentify configuration dictionary
    deidentify_config = {
        "info_type_transformations": {
            "transformations": [
                {"primitive_transformation": {"replace_with_info_type_config": {}}}
            ]
        }
    }

    # Construct the `item`.
    item = {"value": input_str}

    # Convert the project id into a full resource id.
    parent = f"projects/{project}/locations/global"

    # Call the API
    response = dlp.deidentify_content(
        request={
            "parent": parent,
            "deidentify_config": deidentify_config,
            "inspect_config": inspect_config,
            "item": item,
        }
    )

    print(f"De-identified Content: {response.item.value}")

REST

L'esempio JSON seguente definisce un dizionario personalizzato che puoi utilizzare per eliminare l'identificazione dei numeri di camera personalizzati.

Input JSON:

POST https://dlp.googleapis.com/v2/projects/[PROJECT_ID]/content:deidentify?key={YOUR_API_KEY}

{
  "item":{
    "value":"Patient was seen in RM-YELLOW then transferred to rm green."
  },
  "deidentifyConfig":{
    "infoTypeTransformations":{
      "transformations":[
        {
          "primitiveTransformation":{
            "replaceWithInfoTypeConfig":{

            }
          }
        }
      ]
    }
  },
  "inspectConfig":{
    "customInfoTypes":[
      {
        "infoType":{
          "name":"CUSTOM_ROOM_ID"
        },
        "dictionary":{
          "wordList":{
            "words":[
              "RM-GREEN",
              "RM-YELLOW",
              "RM-ORANGE"
            ]
          }
        }
      }
    ]
  }
}

Output JSON:

Quando inviamo l'input JSON tramite POST a content:deidentify, viene restituita la seguente risposta JSON:

{
  "item":{
    "value":"Patient was seen in [CUSTOM_ROOM_ID] then transferred to [CUSTOM_ROOM_ID]."
  },
  "overview":{
    "transformedBytes":"17",
    "transformationSummaries":[
      {
        "infoType":{
          "name":"CUSTOM_ROOM_ID"
        },
        "transformation":{
          "replaceWithInfoTypeConfig":{

          }
        },
        "results":[
          {
            "count":"2",
            "code":"SUCCESS"
          }
        ],
        "transformedBytes":"17"
      }
    ]
  }
}

Sensitive Data Protection ha identificato correttamente i numeri di camera specificati nel messaggio WordList del dizionario personalizzato. Tieni presente che gli elementi vengono trovati anche quando mancano le maiuscole e il trattino (-), come nel secondo esempio, "rm green".

Elenco di eccezioni

Supponiamo che tu abbia dati dei log che includono identificatori dei clienti, come gli indirizzi email, e che tu voglia oscurare queste informazioni. Tuttavia, questi log includono anche gli indirizzi email degli sviluppatori interni e non vuoi oscurarli.

C#

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


using System;
using Google.Api.Gax.ResourceNames;
using Google.Cloud.Dlp.V2;

public class DeidentifyWithExceptionList
{
    public static DeidentifyContentResponse Deidentify(string projectId, string text)
    {
        // Instantiate a client.
        var dlp = DlpServiceClient.Create();

        var contentItem = new ContentItem { Value = text };

        var wordList = new CustomInfoType.Types.Dictionary.Types.WordList
        {
            Words = { new string[] { "jack@example.org", "jill@example.org" } }
        };

        var exclusionRule = new ExclusionRule
        {
            MatchingType = MatchingType.FullMatch,
            Dictionary = new CustomInfoType.Types.Dictionary
            {
                WordList = wordList
            }
        };

        var infoType = new InfoType { Name = "EMAIL_ADDRESS" };

        var inspectionRuleSet = new InspectionRuleSet
        {
            InfoTypes = { infoType },
            Rules = { new InspectionRule { ExclusionRule = exclusionRule } }
        };

        var inspectConfig = new InspectConfig
        {
            InfoTypes = { infoType },
            RuleSet = { inspectionRuleSet }
        };
        var primitiveTransformation = new PrimitiveTransformation
        {
            ReplaceWithInfoTypeConfig = new ReplaceWithInfoTypeConfig { }
        };

        var transformation = new InfoTypeTransformations.Types.InfoTypeTransformation
        {
            InfoTypes = { infoType },
            PrimitiveTransformation = primitiveTransformation
        };

        var deidentifyConfig = new DeidentifyConfig
        {
            InfoTypeTransformations = new InfoTypeTransformations
            {
                Transformations = { transformation }
            }
        };

        var request = new DeidentifyContentRequest
        {
            Parent = new LocationName(projectId, "global").ToString(),
            InspectConfig = inspectConfig,
            DeidentifyConfig = deidentifyConfig,
            Item = contentItem
        };

        // Call the API.
        var response = dlp.DeidentifyContent(request);

        // Inspect the results.
        Console.WriteLine($"Deidentified content: {response.Item.Value}");
        return response;
    }
}

Go

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import (
	"context"
	"fmt"
	"io"

	dlp "cloud.google.com/go/dlp/apiv2"
	"cloud.google.com/go/dlp/apiv2/dlppb"
)

// deidentifyExceptionList creates an exception list for a regular custom dictionary detector.
func deidentifyExceptionList(w io.Writer, projectID, input string) error {
	// projectID := "my-project-id"
	// input := "jack@example.org accessed customer record of user5@example.com"

	ctx := context.Background()

	// Initialize a client once and reuse it to send multiple requests. Clients
	// are safe to use across goroutines. When the client is no longer needed,
	// call the Close method to cleanup its resources.
	client, err := dlp.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("dlp.NewClient: %w", err)
	}

	// Closing the client safely cleans up background resousrces.
	defer client.Close()

	// Specify what content you want the service to DeIdentify.
	item := &dlppb.ContentItem{
		DataItem: &dlppb.ContentItem_Value{
			Value: input,
		},
	}

	// Specify the word list custom info type and build-in info type the inspection will look for.
	infoTypes := []*dlppb.InfoType{
		{Name: "EMAIL_ADDRESS"},
	}

	dictionary := &dlppb.CustomInfoType_Dictionary{
		Source: &dlppb.CustomInfoType_Dictionary_WordList_{
			WordList: &dlppb.CustomInfoType_Dictionary_WordList{
				Words: []string{"jack@example.org", "jill@example.org"},
			},
		},
	}

	exclusionRule := &dlppb.ExclusionRule{
		MatchingType: dlppb.MatchingType_MATCHING_TYPE_FULL_MATCH,
		Type: &dlppb.ExclusionRule_Dictionary{
			Dictionary: dictionary,
		},
	}

	inspectRuleSet := &dlppb.InspectionRuleSet{
		InfoTypes: infoTypes,
		Rules: []*dlppb.InspectionRule{
			{
				Type: &dlppb.InspectionRule_ExclusionRule{
					ExclusionRule: exclusionRule,
				},
			},
		},
	}

	// Construct the configuration for the de-id request and list all desired transformations.
	primitiveTransformation := &dlppb.PrimitiveTransformation{
		Transformation: &dlppb.PrimitiveTransformation_ReplaceWithInfoTypeConfig{},
	}

	infoTypeTransformation := &dlppb.InfoTypeTransformations{
		Transformations: []*dlppb.InfoTypeTransformations_InfoTypeTransformation{
			{
				PrimitiveTransformation: primitiveTransformation,
			},
		},
	}

	deIdentifyConfig := &dlppb.DeidentifyConfig{
		Transformation: &dlppb.DeidentifyConfig_InfoTypeTransformations{
			InfoTypeTransformations: infoTypeTransformation,
		},
	}

	// Create a configured request.
	req := &dlppb.DeidentifyContentRequest{
		Parent:           fmt.Sprintf("projects/%s/locations/global", projectID),
		DeidentifyConfig: deIdentifyConfig,
		InspectConfig: &dlppb.InspectConfig{
			InfoTypes:       infoTypes,
			CustomInfoTypes: []*dlppb.CustomInfoType{},
			RuleSet:         []*dlppb.InspectionRuleSet{inspectRuleSet},
		},
		// The item to analyze.
		Item: item,
	}

	// Send the request.
	resp, err := client.DeidentifyContent(ctx, req)
	if err != nil {
		return err
	}

	// Print the result.
	fmt.Fprintf(w, "output : %v", resp.GetItem().GetValue())
	return nil

}

Java

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


import com.google.cloud.dlp.v2.DlpServiceClient;
import com.google.privacy.dlp.v2.ContentItem;
import com.google.privacy.dlp.v2.CustomInfoType;
import com.google.privacy.dlp.v2.CustomInfoType.Dictionary;
import com.google.privacy.dlp.v2.CustomInfoType.Dictionary.WordList;
import com.google.privacy.dlp.v2.DeidentifyConfig;
import com.google.privacy.dlp.v2.DeidentifyContentRequest;
import com.google.privacy.dlp.v2.DeidentifyContentResponse;
import com.google.privacy.dlp.v2.ExclusionRule;
import com.google.privacy.dlp.v2.InfoType;
import com.google.privacy.dlp.v2.InfoTypeTransformations;
import com.google.privacy.dlp.v2.InfoTypeTransformations.InfoTypeTransformation;
import com.google.privacy.dlp.v2.InspectConfig;
import com.google.privacy.dlp.v2.InspectionRule;
import com.google.privacy.dlp.v2.InspectionRuleSet;
import com.google.privacy.dlp.v2.LocationName;
import com.google.privacy.dlp.v2.MatchingType;
import com.google.privacy.dlp.v2.PrimitiveTransformation;
import com.google.privacy.dlp.v2.ReplaceWithInfoTypeConfig;
import java.io.IOException;

public class DeIdentifyWithExceptionList {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "your-project-id";
    String textToDeIdentify = "jack@example.org accessed customer record of user5@example.com";
    deIdentifyWithExceptionList(projectId, textToDeIdentify);
  }

  public static void deIdentifyWithExceptionList(String projectId, String textToDeIdentify)
      throws IOException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. After completing all of your requests, call
    // the "close" method on the client to safely clean up any remaining background resources.
    try (DlpServiceClient dlp = DlpServiceClient.create()) {

      // Specify what content you want the service to DeIdentify.
      ContentItem contentItem = ContentItem.newBuilder().setValue(textToDeIdentify).build();

      // Construct the custom word list to be detected.
      Dictionary wordList =
          Dictionary.newBuilder()
              .setWordList(
                  WordList.newBuilder()
                      .addWords("jack@example.org")
                      .addWords("jill@example.org")
                      .build())
              .build();

      // Construct the custom dictionary detector associated with the word list.
      InfoType developerEmail = InfoType.newBuilder().setName("DEVELOPER_EMAIL").build();
      CustomInfoType customInfoType =
          CustomInfoType.newBuilder().setInfoType(developerEmail).setDictionary(wordList).build();

      ExclusionRule exclusionRule =
          ExclusionRule.newBuilder()
              .setDictionary(wordList)
              .setMatchingType(MatchingType.MATCHING_TYPE_FULL_MATCH)
              .build();

      InspectionRule inspectionRule =
          InspectionRule.newBuilder()
              .setExclusionRule(exclusionRule)
              .build();

      // Specify the word list custom info type and build-in info type the inspection will look for.
      InfoType emailAddress = InfoType.newBuilder().setName("EMAIL_ADDRESS").build();

      InspectionRuleSet inspectionRuleSet =
          InspectionRuleSet.newBuilder()
              .addInfoTypes(emailAddress)
              .addRules(inspectionRule)
              .build();

      InspectConfig inspectConfig =
          InspectConfig.newBuilder()
              .addInfoTypes(emailAddress)
              .addCustomInfoTypes(customInfoType)
              .addRuleSet(inspectionRuleSet)
              .build();

      // Define type of deidentification as replacement.
      PrimitiveTransformation primitiveTransformation =
          PrimitiveTransformation.newBuilder()
              .setReplaceWithInfoTypeConfig(ReplaceWithInfoTypeConfig.getDefaultInstance())
              .build();

      // Associate de-identification type with info type.
      InfoTypeTransformation transformation =
          InfoTypeTransformation.newBuilder()
              .addInfoTypes(emailAddress)
              .setPrimitiveTransformation(primitiveTransformation)
              .build();

      // Construct the configuration for the de-id request and list all desired transformations.
      DeidentifyConfig deidentifyConfig =
          DeidentifyConfig.newBuilder()
              .setInfoTypeTransformations(
                  InfoTypeTransformations.newBuilder().addTransformations(transformation))
              .build();

      // Combine configurations into a request for the service.
      DeidentifyContentRequest request =
          DeidentifyContentRequest.newBuilder()
              .setParent(LocationName.of(projectId, "global").toString())
              .setItem(contentItem)
              .setInspectConfig(inspectConfig)
              .setDeidentifyConfig(deidentifyConfig)
              .build();

      // Send the request and receive response from the service
      DeidentifyContentResponse response = dlp.deidentifyContent(request);

      // Print the results
      System.out.println(
          "Text after replace with infotype config: " + response.getItem().getValue());
    }
  }
}

Node.js

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

// Imports the Google Cloud Data Loss Prevention library
const DLP = require('@google-cloud/dlp');

// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
const dlp = new DLP.DlpServiceClient();

// TODO(developer): Replace these variables before running the sample.
// const projectId = "your-project-id";

// The string to deidentify
// const textToInspect = 'jack@example.org accessed customer record of user5@example.com';

// Words to exclude for during inspection
// const words = ['jack@example.org', 'jill@example.org'];

// The infoTypes of information to match
// See https://cloud.google.com/dlp/docs/concepts-infotypes for more information
// about supported infoTypes.
// const infoTypes = [{ name: 'EMAIL_ADDRESS' }];

async function deIdentifyWithExceptionList() {
  // Construct item to inspect
  const item = {value: textToInspect};

  // Construct the custom dictionary detector associated with the word list.
  const wordListDict = {
    wordList: {
      words: words,
    },
  };

  // Construct a rule set that will only match if the match text does not
  // contains tokens from the exclusion list.
  const ruleSet = [
    {
      infoTypes: infoTypes,
      rules: [
        {
          exclusionRule: {
            matchingType:
              DLP.protos.google.privacy.dlp.v2.MatchingType
                .MATCHING_TYPE_FULL_MATCH,
            dictionary: wordListDict,
          },
        },
      ],
    },
  ];

  // Combine configurations to construct inspect config.
  const inspectConfig = {
    infoTypes: infoTypes,
    ruleSet: ruleSet,
  };

  // Define type of de-identification as replacement & associate de-identification type with info type.
  const transformation = {
    infoTypes: [],
    primitiveTransformation: {
      replaceWithInfoTypeConfig: {},
    },
  };

  // Construct the configuration for the de-identification request and list all desired transformations.
  const deidentifyConfig = {
    infoTypeTransformations: {
      transformations: [transformation],
    },
  };

  // Combine configurations into a request for the service.
  const request = {
    parent: `projects/${projectId}/locations/global`,
    item: item,
    inspectConfig: inspectConfig,
    deidentifyConfig: deidentifyConfig,
  };

  // Send the request and receive response from the service.
  const [response] = await dlp.deidentifyContent(request);

  // Print the results
  console.log(
    `Text after replace with infotype config: ${response.item.value}`
  );
}

deIdentifyWithExceptionList();

PHP

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

use Google\Cloud\Dlp\V2\Client\DlpServiceClient;
use Google\Cloud\Dlp\V2\ContentItem;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary\WordList;
use Google\Cloud\Dlp\V2\DeidentifyConfig;
use Google\Cloud\Dlp\V2\DeidentifyContentRequest;
use Google\Cloud\Dlp\V2\ExclusionRule;
use Google\Cloud\Dlp\V2\InfoType;
use Google\Cloud\Dlp\V2\InfoTypeTransformations;
use Google\Cloud\Dlp\V2\InfoTypeTransformations\InfoTypeTransformation;
use Google\Cloud\Dlp\V2\InspectConfig;
use Google\Cloud\Dlp\V2\InspectionRule;
use Google\Cloud\Dlp\V2\InspectionRuleSet;
use Google\Cloud\Dlp\V2\MatchingType;
use Google\Cloud\Dlp\V2\PrimitiveTransformation;
use Google\Cloud\Dlp\V2\ReplaceWithInfoTypeConfig;

/**
 * Create an exception list for de-identification
 * Create an exception list for a regular custom dictionary detector.
 *
 * @param string $callingProjectId  The project ID to run the API call under
 * @param string $textToDeIdentify  The String you want the service to DeIdentify
 */
function deidentify_exception_list(
    // TODO(developer): Replace sample parameters before running the code.
    string $callingProjectId,
    string $textToDeIdentify = 'jack@example.org accessed customer record of user5@example.com'
): void {
    // Instantiate a client.
    $dlp = new DlpServiceClient();

    // Specify what content you want the service to DeIdentify.
    $contentItem = (new ContentItem())
        ->setValue($textToDeIdentify);

    // Construct the custom word list to be detected.
    $wordList = (new Dictionary())
        ->setWordList((new WordList())
            ->setWords(['jack@example.org', 'jill@example.org']));

    // Specify the exclusion rule and build-in info type the inspection will look for.
    $exclusionRule = (new ExclusionRule())
        ->setMatchingType(MatchingType::MATCHING_TYPE_FULL_MATCH)
        ->setDictionary($wordList);

    $emailAddress = (new InfoType())
        ->setName('EMAIL_ADDRESS');
    $inspectionRuleSet = (new InspectionRuleSet())
        ->setInfoTypes([$emailAddress])
        ->setRules([
            (new InspectionRule())
                ->setExclusionRule($exclusionRule)
        ]);

    $inspectConfig = (new InspectConfig())
        ->setInfoTypes([$emailAddress])
        ->setRuleSet([$inspectionRuleSet]);

    // Define type of deidentification as replacement.
    $primitiveTransformation = (new PrimitiveTransformation())
        ->setReplaceWithInfoTypeConfig(new ReplaceWithInfoTypeConfig());

    // Associate de-identification type with info type.
    $transformation = (new InfoTypeTransformation())
        ->setInfoTypes([$emailAddress])
        ->setPrimitiveTransformation($primitiveTransformation);

    // Construct the configuration for the de-id request and list all desired transformations.
    $deidentifyConfig = (new DeidentifyConfig())
        ->setInfoTypeTransformations(
            (new InfoTypeTransformations())
                ->setTransformations([$transformation])
        );

    // Send the request and receive response from the service
    $parent = "projects/$callingProjectId/locations/global";
    $deidentifyContentRequest = (new DeidentifyContentRequest())
        ->setParent($parent)
        ->setDeidentifyConfig($deidentifyConfig)
        ->setInspectConfig($inspectConfig)
        ->setItem($contentItem);
    $response = $dlp->deidentifyContent($deidentifyContentRequest);

    // Print the results
    printf('Text after replace with infotype config: %s', $response->getItem()->getValue());
}

Python

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

from typing import List

import google.cloud.dlp


def deidentify_with_exception_list(
    project: str, content_string: str, info_types: List[str], exception_list: List[str]
) -> None:
    """Uses the Data Loss Prevention API to de-identify sensitive data in a
      string but ignore matches against custom list.

    Args:
        project: The Google Cloud project id to use as a parent resource.
        content_string: The string to deidentify (will be treated as text).
        info_types: A list of strings representing info types to look for.
            A full list of info type categories can be fetched from the API.
        exception_list: The list of strings to ignore matches on.

    Returns:
          None; the response from the API is printed to the terminal.
    """

    # Instantiate a client
    dlp = google.cloud.dlp_v2.DlpServiceClient()

    # Construct a list of infoTypes for DLP to locate in `content_string`. See
    # https://cloud.google.com/dlp/docs/concepts-infotypes for more information
    # about supported infoTypes.

    info_types = [{"name": info_type} for info_type in info_types]

    # Construct a rule set that will only match on info_type
    # if the matched text is not in the exception list.
    rule_set = [
        {
            "info_types": info_types,
            "rules": [
                {
                    "exclusion_rule": {
                        "dictionary": {"word_list": {"words": exception_list}},
                        "matching_type": google.cloud.dlp_v2.MatchingType.MATCHING_TYPE_FULL_MATCH,
                    }
                }
            ],
        }
    ]

    # Construct the configuration dictionary
    inspect_config = {
        "info_types": info_types,
        "rule_set": rule_set,
    }

    # Construct deidentify configuration dictionary
    deidentify_config = {
        "info_type_transformations": {
            "transformations": [
                {"primitive_transformation": {"replace_with_info_type_config": {}}}
            ]
        }
    }

    # Construct the `item`.
    item = {"value": content_string}

    # Convert the project id into a full resource id.
    parent = f"projects/{project}/locations/global"

    # Call the API
    response = dlp.deidentify_content(
        request={
            "parent": parent,
            "deidentify_config": deidentify_config,
            "inspect_config": inspect_config,
            "item": item,
        }
    )

    # Print out the results.
    print(response.item.value)

REST

Il seguente esempio JSON crea un dizionario personalizzato che elenca un sottoinsieme di indirizzi email all'interno del messaggio WordList (jack@example.org e jill@example.org) e li assegna al nome personalizzato infoType DEVELOPER_EMAIL. Questo JSON indica a Sensitive Data Protection di ignorare gli indirizzi email specificati, sostituendo contemporaneamente gli altri indirizzi email rilevati con una stringa corrispondente al relativo infoType (in questo caso EMAIL_ADDRESS):

Input JSON:

POST https://dlp.googleapis.com/v2/projects/[PROJECT_ID]/content:deidentify?key={YOUR_API_KEY}

{
  "item":{
    "value":"jack@example.org accessed customer record of user5@example.com"
  },
  "deidentifyConfig":{
    "infoTypeTransformations":{
      "transformations":[
        {
          "primitiveTransformation":{
            "replaceWithInfoTypeConfig":{

            }
          },
          "infoTypes":[
            {
              "name":"EMAIL_ADDRESS"
            }
          ]
        }
      ]
    }
  },
  "inspectConfig":{
    "customInfoTypes":[
      {
        "infoType":{
          "name":"DEVELOPER_EMAIL"
        },
        "dictionary":{
          "wordList":{
            "words":[
              "jack@example.org",
              "jill@example.org"
            ]
          }
        }
      }
    ],
    "infoTypes":[
      {
        "name":"EMAIL_ADDRESS"
      }
    ]
    "ruleSet": [
      {
        "infoTypes": [
          {
            "name": "EMAIL_ADDRESS"
          }
        ],
        "rules": [
          {
            "exclusionRule": {
              "excludeInfoTypes": {
                "infoTypes": [
                  {
                    "name": "DEVELOPER_EMAIL"
                  }
                ]
              },
              "matchingType": "MATCHING_TYPE_FULL_MATCH"
            }
          }
        ]
      }
    ]
  }
}

Output JSON:

Quando inviamo questo JSON tramite POST a content:deidentify, viene restituita la seguente risposta JSON:

{
  "item":{
    "value":"jack@example.org accessed customer record of [EMAIL_ADDRESS]"
  },
  "overview":{
    "transformedBytes":"17",
    "transformationSummaries":[
      {
        "infoType":{
          "name":"EMAIL_ADDRESS"
        },
        "transformation":{
          "replaceWithInfoTypeConfig":{

          }
        },
        "results":[
          {
            "count":"1",
            "code":"SUCCESS"
          }
        ],
        "transformedBytes":"17"
      }
    ]
  }
}

L'output ha identificato correttamente user1@example.com come corrispondente al rilevatore di infoType EMAIL_ADDRESS e jack@example.org come corrispondente al rilevatore di infoType personalizzato DEVELOPER_EMAIL. Tieni presente che, poiché abbiamo scelto di trasformare solo EMAIL_ADDRESS, jack@example.org è stato lasciato invariato.

Migliorare un rilevatore di infoType integrato

Considera uno scenario in cui un rilevatore di infoType integrato non restituisce i valori corretti. Ad esempio, vuoi restituire corrispondenze per i nomi di persone, ma il rilevatore PERSON_NAME integrato di Sensitive Data Protection non riesce a restituire corrispondenze per alcuni nomi di persone comuni nel tuo set di dati.

Sensitive Data Protection ti consente di aumentare i rilevatori di infoType integrati includendo un rilevatore integrato nella dichiarazione di un rilevatore di infoType personalizzato, come mostrato nell'esempio seguente. Questo snippet illustra come configurare Sensitive Data Protection in modo che il rilevatore di tipo di infoType PERSON_NAME integrato corrisponda anche al nome "Quasimodo":

C#

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


using Google.Api.Gax.ResourceNames;
using Google.Cloud.Dlp.V2;
using Google.Protobuf;
using System;
using System.Linq;
using static Google.Cloud.Dlp.V2.CustomInfoType.Types;

public class InspectDataUsingAugmentInfoTypes
{
    public static InspectContentResponse InspectData(
        string projectId,
        string text,
        InfoType infoType = null)
    {
        // Instantiate the dlp client.
        var dlp = DlpServiceClient.Create();

        // Specify the type of info to be inspected and construct the infotype.
        var infotype = infoType ?? new InfoType { Name = "PERSON_NAME" };

        // Construct the custom infoTypes with dictionary.
        var customInfoTypes = new CustomInfoType
        {
            InfoType = infotype,
            Dictionary = new Dictionary
            {
                WordList = new Dictionary.Types.WordList
                {
                    Words = { new string[] { "quasimodo" } }
                }
            }
        };

        // Construct the inspect config using custom infoTypes.
        var inspectConfig = new InspectConfig
        {
            CustomInfoTypes = { customInfoTypes },
            IncludeQuote = true,
            InfoTypes = { infotype }
        };

        // Construct the request.
        var request = new InspectContentRequest
        {
            ParentAsLocationName = new LocationName(projectId, "global"),
            InspectConfig = inspectConfig,
            Item = new ContentItem
            {
                ByteItem = new ByteContentItem
                {
                    Data = ByteString.CopyFromUtf8(text),
                    Type = ByteContentItem.Types.BytesType.TextUtf8
                }
            }
        };

        // Call the API.
        InspectContentResponse response = dlp.InspectContent(request);

        // Parse the response.
        var findings = response.Result.Findings;
        Console.WriteLine($"Finding: {findings.Count}");

        foreach (var f in findings)
        {
            Console.WriteLine("\tQuote: " + f.Quote);
            Console.WriteLine("\tInfo type: " + f.InfoType.Name);
            Console.WriteLine("\tLikelihood: " + f.Likelihood);
        }

        return response;
    }
}

Go

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

import (
	"context"
	"fmt"
	"io"

	dlp "cloud.google.com/go/dlp/apiv2"
	"cloud.google.com/go/dlp/apiv2/dlppb"
)

// inspectAugmentInfoTypes performs info type augmentation using Google Cloud DLP.
// It enhances data inspection by supplementing existing info types with custom-defined ones,
// expanding the ability to identify sensitive information in different contexts.
func inspectAugmentInfoTypes(w io.Writer, projectID, textToInspect string, wordList []string) error {
	// projectID := "your-project-id"
	// textToInspect := "The patient's name is quasimodo"
	// wordList := []string{"quasimodo"}

	ctx := context.Background()

	// Initialize a client once and reuse it to send multiple requests. Clients
	// are safe to use across goroutines. When the client is no longer needed,
	// call the Close method to cleanup its resources.
	client, err := dlp.NewClient(ctx)
	if err != nil {
		return err
	}

	// Closing the client safely cleans up background resources.
	defer client.Close()

	// Specify the content to be inspected.
	item := &dlppb.ContentItem{
		DataItem: &dlppb.ContentItem_Value{
			Value: textToInspect,
		},
	}

	// Construct the custom word list to be detected.
	dictionary := &dlppb.CustomInfoType_Dictionary{
		Source: &dlppb.CustomInfoType_Dictionary_WordList_{
			WordList: &dlppb.CustomInfoType_Dictionary_WordList{
				Words: wordList,
			},
		},
	}

	// Specify the type of info the inspection will look for.
	// See https://cloud.google.com/dlp/docs/infotypes-reference for complete list of info types.
	infoType := &dlppb.InfoType{
		Name: "PERSON_NAME",
	}

	// Construct a custom infoType detector by augmenting the PERSON_NAME detector with a word list.
	customInfoType := &dlppb.CustomInfoType{
		InfoType: infoType,
		Type: &dlppb.CustomInfoType_Dictionary_{
			Dictionary: dictionary,
		},
	}

	// Specify the inspect config for data inspection settings in DLP API, enabling rule
	// specification, custom info types, and actions on sensitive data. Crucial for tailored
	// data protection and privacy regulation compliance.
	inspectConfig := &dlppb.InspectConfig{
		CustomInfoTypes: []*dlppb.CustomInfoType{
			customInfoType,
		},
		IncludeQuote: true,
	}

	// Construct the Inspect request to be sent by the client.
	req := &dlppb.InspectContentRequest{
		Parent:        fmt.Sprintf("projects/%s/locations/global", projectID),
		Item:          item,
		InspectConfig: inspectConfig,
	}

	// Create the request for the job configured above.
	resp, err := client.InspectContent(ctx, req)
	if err != nil {
		return err
	}

	// Process the results.
	result := resp.Result
	fmt.Fprintf(w, "Findings: %d\n", len(result.Findings))
	for _, f := range result.Findings {
		fmt.Fprintf(w, "\tQuote: %s\n", f.Quote)
		fmt.Fprintf(w, "\tInfo type: %s\n", f.InfoType.Name)
		fmt.Fprintf(w, "\tLikelihood: %s\n", f.Likelihood)
	}
	return nil
}

Java

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.


import com.google.cloud.dlp.v2.DlpServiceClient;
import com.google.privacy.dlp.v2.ByteContentItem;
import com.google.privacy.dlp.v2.ContentItem;
import com.google.privacy.dlp.v2.CustomInfoType;
import com.google.privacy.dlp.v2.Finding;
import com.google.privacy.dlp.v2.InfoType;
import com.google.privacy.dlp.v2.InspectConfig;
import com.google.privacy.dlp.v2.InspectContentRequest;
import com.google.privacy.dlp.v2.InspectContentResponse;
import com.google.privacy.dlp.v2.LocationName;
import com.google.protobuf.ByteString;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;

public class InspectStringAugmentInfoType {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    // The Google Cloud project id to use as a parent resource.
    String projectId = "your-project-id";
    // The string to de-identify.
    String textToInspect = "The patient's name is quasimodo";
    // The string to be additionally matched.
    List<String> wordList = Arrays.asList("quasimodo");
    inspectStringAugmentInfoType(projectId, textToInspect, wordList);
  }

  // Inspects the text using new custom words added to the dictionary.
  public static void inspectStringAugmentInfoType(
      String projectId, String textToInspect, List<String> wordList) throws IOException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. After completing all of your requests, call
    // the "close" method on the client to safely clean up any remaining background resources.
    try (DlpServiceClient dlp = DlpServiceClient.create()) {
      // Specify the type and content to be inspected.
      ByteContentItem byteItem =
          ByteContentItem.newBuilder()
              .setType(ByteContentItem.BytesType.TEXT_UTF8)
              .setData(ByteString.copyFromUtf8(textToInspect))
              .build();
      ContentItem item = ContentItem.newBuilder().setByteItem(byteItem).build();

      // Construct the custom word list to be detected.
      CustomInfoType.Dictionary dictionary =
          CustomInfoType.Dictionary.newBuilder()
              .setWordList(
                  CustomInfoType.Dictionary.WordList.newBuilder().addAllWords(wordList).build())
              .build();

      InfoType infoType = InfoType.newBuilder().setName("PERSON_NAME").build();
      // Construct a custom infotype detector by augmenting the PERSON_NAME detector with a word
      // list.
      CustomInfoType customInfoType =
          CustomInfoType.newBuilder().setInfoType(infoType).setDictionary(dictionary).build();

      InspectConfig inspectConfig =
          InspectConfig.newBuilder()
              .addCustomInfoTypes(customInfoType)
              .setIncludeQuote(true)
              .build();

      // Construct the Inspect request to be sent by the client.
      InspectContentRequest request =
          InspectContentRequest.newBuilder()
              .setParent(LocationName.of(projectId, "global").toString())
              .setItem(item)
              .setInspectConfig(inspectConfig)
              .build();

      // Use the client to send the API request.
      InspectContentResponse response = dlp.inspectContent(request);

      // Parse the response and process results
      System.out.println("Findings: " + response.getResult().getFindingsCount());
      for (Finding f : response.getResult().getFindingsList()) {
        System.out.println("\tQuote: " + f.getQuote());
        System.out.println("\tInfo type: " + f.getInfoType().getName());
        System.out.println("\tLikelihood: " + f.getLikelihood());
      }
    }
  }
}

Node.js

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

// Imports the Google Cloud client library
const DLP = require('@google-cloud/dlp');
// Instantiates a client
const dlp = new DLP.DlpServiceClient();

// The project ID to run the API call under
// const projectId = 'my-project';

// The string to inspect
// const string = "The patient's name is quasimodo";

// Word list
// const words = ['quasimodo'];

async function inspectStringAugmentInfoType() {
  // Specify the type and content to be inspected.
  const byteItem = {
    type: 'BYTES',
    data: Buffer.from(string),
  };
  const item = {byteItem: byteItem};

  // Construct the custom word list to be detected.
  const dictionary = {
    wordList: {
      words: words,
    },
  };

  // Construct a custom infotype detector by augmenting the PERSON_NAME detector with a word list.
  const customInfoType = {
    infoType: {name: 'PERSON_NAME'},
    dictionary: dictionary,
  };

  const inspectConfig = {
    customInfoTypes: [customInfoType],
    includeQuote: true,
  };

  // Construct the Inspect request to be sent by the client.
  const inspectRequest = {
    parent: `projects/${projectId}/locations/global`,
    inspectConfig: inspectConfig,
    item: item,
  };

  // Use the client to send the API request.
  const [response] = await dlp.inspectContent(inspectRequest);

  // Print Findings.
  const findings = response.result.findings;
  if (findings.length > 0) {
    console.log(`Findings: ${findings.length}\n`);
    findings.forEach(finding => {
      console.log(`InfoType: ${finding.infoType.name}`);
      console.log(`\tQuote: ${finding.quote}`);
      console.log(`\tLikelihood: ${finding.likelihood} \n`);
    });
  } else {
    console.log('No findings.');
  }
}
inspectStringAugmentInfoType();

PHP

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

use Google\Cloud\Dlp\V2\Client\DlpServiceClient;
use Google\Cloud\Dlp\V2\ContentItem;
use Google\Cloud\Dlp\V2\CustomInfoType;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary;
use Google\Cloud\Dlp\V2\CustomInfoType\Dictionary\WordList;
use Google\Cloud\Dlp\V2\InfoType;
use Google\Cloud\Dlp\V2\InspectConfig;
use Google\Cloud\Dlp\V2\InspectContentRequest;
use Google\Cloud\Dlp\V2\Likelihood;

/**
 * Augment a built-in infotype detector.
 * Consider a scenario in which a built-in infoType detector isn’t returning the correct values.
 * For example, you want to return matches on person names, but Cloud DLP's built-in
 * PERSON_NAME detector is failing to return matches on some person names that are common in your dataset.
 * Cloud DLP allows you to augment built-in infoType detectors by including a built-in detector in the
 * declaration for a custom infoType detector, as shown in the following example. This snippet
 * illustrates how to configure Cloud DLP so that the PERSON_NAME built-in infoType detector will
 * additionally match the name “Quasimodo:”.
 *
 * @param string $projectId         The Google Cloud project id to use as a parent resource.
 * @param string $textToInspect     The string to inspect.
 * @param array  $matchWordList     Specify the set of words to match.
 */
function inspect_augment_infotypes(
    // TODO(developer): Replace sample parameters before running the code.
    string $projectId,
    string $textToInspect = 'Smith and Quasimodo are good cricketer',
    array  $matchWordList = ['quasimodo']
): void {
    // Instantiate a client.
    $dlp = new DlpServiceClient();

    $parent = "projects/$projectId/locations/global";

    // Specify what content you want the service to Inspect.
    $item = (new ContentItem())
        ->setValue($textToInspect);

    // The infoTypes of information to match.
    $personNameInfoType = (new InfoType())
        ->setName('PERSON_NAME');

    // Construct the word list to be detected.
    $wordList = (new Dictionary())
        ->setWordList((new WordList())
            ->setWords($matchWordList));

    // Construct the custom infotype detector.
    $customInfoType = (new CustomInfoType())
        ->setInfoType($personNameInfoType)
        ->setLikelihood(Likelihood::POSSIBLE)
        ->setDictionary($wordList);

    // Construct the configuration for the Inspect request.
    $inspectConfig = (new InspectConfig())
        ->setCustomInfoTypes([$customInfoType])
        ->setIncludeQuote(true);

    // Run request.
    $inspectContentRequest = (new InspectContentRequest())
        ->setParent($parent)
        ->setInspectConfig($inspectConfig)
        ->setItem($item);
    $response = $dlp->inspectContent($inspectContentRequest);

    // Print the results.
    $findings = $response->getResult()->getFindings();
    if (count($findings) == 0) {
        printf('No findings.' . PHP_EOL);
    } else {
        printf('Findings:' . PHP_EOL);
        foreach ($findings as $finding) {
            printf('  Quote: %s' . PHP_EOL, $finding->getQuote());
            printf('  Info type: %s' . PHP_EOL, $finding->getInfoType()->getName());
            printf('  Likelihood: %s' . PHP_EOL, Likelihood::name($finding->getLikelihood()));
        }
    }
}

Python

Per scoprire come installare e utilizzare la libreria client per Sensitive Data Protection, consulta Librerie client di Sensitive Data Protection.

Per autenticarti in Sensitive Data Protection, configura le Credenziali predefinite dell'applicazione. Per ulteriori informazioni, consulta Configurare l'autenticazione per un ambiente di sviluppo locale.

from typing import List

import google.cloud.dlp


def inspect_string_augment_infotype(
    project: str,
    input_str: str,
    info_type: str,
    word_list: List[str],
) -> None:
    """Uses the Data Loss Prevention API to augment built-in infoType
    detector and inspect the content string with augmented infoType.
    Args:
        project: The Google Cloud project id to use as a parent resource.
        input_str: The string to inspect using augmented infoType
            (will be treated as text).
        info_type: A string representing built-in infoType to augment.
            A full list of infoType categories can be fetched from the API.
        word_list: List of words or phrases to be added to extend the behaviour
            of built-in infoType.
    """

    # Instantiate a client.
    dlp = google.cloud.dlp_v2.DlpServiceClient()

    # Construct the custom infoTypes dictionary with declaration of a built-in detector.
    custom_info_types = [
        {
            "info_type": {"name": info_type},
            "dictionary": {"word_list": {"words": word_list}},
        }
    ]

    # Construct inspect configuration dictionary with the custom info type.
    inspect_config = {
        "custom_info_types": custom_info_types,
        "include_quote": True,
    }

    # Construct the `item` to be inspected.
    item = {"value": input_str}

    # Convert the project id into a full resource id.
    parent = f"projects/{project}"

    # Call the API.
    response = dlp.inspect_content(
        request={
            "parent": parent,
            "inspect_config": inspect_config,
            "item": item,
        }
    )

    # Print out the results.
    if response.result.findings:
        for finding in response.result.findings:
            print(f"Quote: {finding.quote}")
            print(f"Info type: {finding.info_type.name}")
            print(f"Likelihood: {finding.likelihood} \n")
    else:
        print("No findings.")

REST

...
  "inspectConfig":{
    "customInfoTypes":[
      {
        "infoType":{
          "name":"PERSON_NAME"
        },
        "dictionary":{
          "wordList":{
            "words":[
              "quasimodo"
            ]
          }
        }
      }
    ]
  }
...

Passaggi successivi

Scopri di più sui dizionari personalizzati di grandi dimensioni.