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PKCS #11is a standard that specifies an API for managing
cryptographic keys, and performing operations with them. Cloud KMS
provides a library that conforms to this standard, in order to interoperate
with existing applications that consume the PKCS #11 API.
The library is managed as an open source projecton GitHub,
and licensed under the Apache 2.0 license. Release binaries downloaded from
the GitHub releases page are covered by the Google CloudTerms of Service, and support is available fromCloud Customer Care.
What's next
Consult the library'suser guidefor information on how the library can be configured and integrated with your
application.
[[["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 2025-09-04 UTC."],[],[],null,["# Library for PKCS #11\n\n[PKCS #11](http://docs.oasis-open.org/pkcs11/pkcs11-base/v2.40/pkcs11-base-v2.40.html)\nis a standard that specifies an API for managing\ncryptographic keys, and performing operations with them. Cloud KMS\nprovides a library that conforms to this standard, in order to interoperate\nwith existing applications that consume the PKCS #11 API.\n\nThe library is managed as an open source project\n[on GitHub](https://github.com/GoogleCloudPlatform/kms-integrations),\nand licensed under the Apache 2.0 license. Release binaries downloaded from\nthe GitHub releases page are covered by the Google Cloud\n[Terms of Service](/terms/service-terms#1), and support is available from\n[Cloud Customer Care](/support-hub).\n\nWhat's next\n-----------\n\n- Consult the library's [user guide](https://github.com/GoogleCloudPlatform/kms-integrations/tree/master/kmsp11/docs/user_guide.md) for information on how the library can be configured and integrated with your application.\n- Download a [release](https://github.com/GoogleCloudPlatform/kms-integrations/releases?q=pkcs%2311&expanded=true) of the library to get started."]]
