---
features:
  - |
    [`blueprint support-oauth2-mtls <https://blueprints.launchpad.net/keystone/+spec/support-oauth2-mtls>`_]
    The oauth2_mtls_token filter has been added for accepting or denying
    incoming requests containing OAuth 2.0 certificate-bound access tokens
    that are obtained from keystone identity server by users through their
    OAuth 2.0 credentials and Mutual-TLS certificates.