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Downloading the correct istioctl version
Cloud Service Mesh and istioctl versions
Your Cloud Service Mesh version must match the istioctl client version. Download
the installation file to ensure that these versions match.
Downloading the installation file
The following commands download the installation file for the most recent
version of Cloud Service Mesh 1.26.0. You can update the following
commands with any supported version listed on the Versions page
to download the installation file for a different version.
Linux
Download the Cloud Service Mesh installation file to your current working directory:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-29 UTC."],[],[],null,["# Downloading the correct istioctl version\n========================================\n\nCloud Service Mesh and istioctl versions\n----------------------------------------\n\nYour Cloud Service Mesh version must match the `istioctl` client version. Download\nthe installation file to ensure that these versions match.\n\n### Downloading the installation file\n\nThe following commands download the installation file for the most recent\nversion of Cloud Service Mesh 1.26.0. You can update the following\ncommands with any supported version listed on the [Versions page](/service-mesh/versions)\nto download the installation file for a different version.\n**Note:** If you are using [managed Cloud Service Mesh](/service-mesh/docs/managed/provision-managed-anthos-service-mesh), then download the version currently on the [Rapid channel](/service-mesh/docs/managed/select-a-release-channel#anthos_service_mesh_versions_per_channel) (currently version 1.21). \n\n### Linux\n\n1. Download the Cloud Service Mesh installation file to your current working directory:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-linux-amd64.tar.gz\n ```\n2. Download the signature file and use `openssl` to verify the\n signature:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-linux-amd64.tar.gz.1.sig\n openssl dgst -verify /dev/stdin -signature istio-1.26.0-asm.11-linux-amd64.tar.gz.1.sig istio-1.26.0-asm.11-linux-amd64.tar.gz \u003c\u003c'EOF'\n -----BEGIN PUBLIC KEY-----\n MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWZrGCUaJJr1H8a36sG4UUoXvlXvZ\n wQfk16sxprI2gOJ2vFFggdq3ixF2h4qNBt0kI7ciDhgpwS8t+/960IsIgw==\n -----END PUBLIC KEY-----\n EOF\n ```\n\n The expected output is: `Verified OK`.\n3. Extract the contents of the file to any location on your file system. For\n example, to extract the contents to the current working directory:\n\n ```\n tar xzf istio-1.26.0-asm.11-linux-amd64.tar.gz\n ```\n\n The command creates an installation directory in your current working\n directory named `istio-1.26.0-asm.11` that contains:\n - Sample applications in the `samples` directory.\n - The `istioctl` command-line tool that you use to install Cloud Service Mesh is in the `bin` directory.\n - The Cloud Service Mesh configuration profiles are in the `manifests/profiles` directory.\n4. Ensure that you're in the Cloud Service Mesh installation's root directory.\n\n ```\n cd istio-1.26.0-asm.11\n ```\n\n### Mac OS\n\n1. Download the Cloud Service Mesh installation file to your current working\n directory:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-osx.tar.gz\n ```\n2. Download the signature file and use `openssl` to verify the signature:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-osx.tar.gz.1.sig\n openssl dgst -sha256 -verify /dev/stdin -signature istio-1.26.0-asm.11-osx.tar.gz.1.sig istio-1.26.0-asm.11-osx.tar.gz \u003c\u003c'EOF'\n -----BEGIN PUBLIC KEY-----\n MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWZrGCUaJJr1H8a36sG4UUoXvlXvZ\n wQfk16sxprI2gOJ2vFFggdq3ixF2h4qNBt0kI7ciDhgpwS8t+/960IsIgw==\n -----END PUBLIC KEY-----\n EOF\n ```\n\n The expected output is: `Verified OK`.\n3. Extract the contents of the file to any location on your file system. For\n example, to extract the contents to the current working directory:\n\n ```\n tar xzf istio-1.26.0-asm.11-osx.tar.gz\n ```\n\n The command creates an installation directory in your current working\n directory named `istio-1.26.0-asm.11` that contains:\n - Sample applications in the `samples` directory.\n - The `istioctl` command-line tool that you use to install Cloud Service Mesh is in the `bin` directory.\n - The Cloud Service Mesh configuration profiles are in the `manifests/profiles` directory.\n4. Ensure that you're in the Cloud Service Mesh installation's root directory.\n\n ```\n cd istio-1.26.0-asm.11\n ```\n\n### Windows\n\n1. Download the Cloud Service Mesh installation file to your current working\n directory:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-win.zip\n ```\n2. Download the signature file and use `openssl` to verify the signature:\n\n ```\n curl -LO https://storage.googleapis.com/gke-release/asm/istio-1.26.0-asm.11-win.zip.1.sig\n openssl dgst -verify - -signature istio-1.26.0-asm.11-win.zip.1.sig istio-1.26.0-asm.11-win.zip \u003c\u003c'EOF'\n -----BEGIN PUBLIC KEY-----\n MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWZrGCUaJJr1H8a36sG4UUoXvlXvZ\n wQfk16sxprI2gOJ2vFFggdq3ixF2h4qNBt0kI7ciDhgpwS8t+/960IsIgw==\n -----END PUBLIC KEY-----\n EOF\n ```\n\n The expected output is: `Verified OK`.\n3. Extract the contents of the file to any location on your file system. For\n example, to extract the contents to the current working directory:\n\n ```\n tar xzf istio-1.26.0-asm.11-win.zip\n ```\n\n The command creates an installation directory in your current working\n directory named `istio-1.26.0-asm.11` that contains:\n - Sample applications in the `samples` directory.\n - The `istioctl` command-line tool that you use to install Cloud Service Mesh is in the `bin` directory.\n - The Cloud Service Mesh configuration profiles are in the `manifests/profiles` directory.\n4. Ensure that you're in the Cloud Service Mesh installation's root directory.\n\n ```\n cd istio-1.26.0-asm.11\n ```"]]
