def clear_cached_authorization_info(self, identifier):
        """
        This process prevents stale authorization data from being used.
        If any authorization data for an account is changed at runtime, such as
        adding or removing roles and/or permissions, the subclass implementation
        of AccountStoreRealm should clear the cached AuthorizationInfo for that
        account through this method. This ensures that the next call to
        get_authorization_info(PrincipalCollection) will acquire the account's
        fresh authorization data, which is cached for efficient re-use.

        :param identifier: the identifier of a specific source, extracted from
                           the SimpleIdentifierCollection (identifiers)
        """
        msg = "Clearing cached authz_info for [{0}]".format(identifier)
        logger.debug(msg)
        key = 'authorization:permissions:' + self.name
        self.cache_handler.delete(key, identifier)
This process prevents stale authorization data from being used.
        If any authorization data for an account is changed at runtime, such as
        adding or removing roles and/or permissions, the subclass implementation
        of AccountStoreRealm should clear the cached AuthorizationInfo for that
        account through this method. This ensures that the next call to
        get_authorization_info(PrincipalCollection) will acquire the account's
        fresh authorization data, which is cached for efficient re-use.

        :param identifier: the identifier of a specific source, extracted from
                           the SimpleIdentifierCollection (identifiers)