---
features:
  - |
    Added support for two new options for Barbican's PKCS#11 backend.  The
    new options are ``[p11_crypto]token_serial_number`` and
    ``[p11_crypto]token_label``.

  - |
    The ``barbican::plugins::p11_crypto::p11_crypto_plugin_slot_id`` parameter
    has become an optional parameter instead of a required one.