docs: protected String getAuthenticationContextByAssertion(final Object assertion,
                                                           final RequestedAuthnContext requestedAuthnContext,
                                                           final List<AuthnContextClassRef> authnContextClassRefs) {
          LOGGER.debug("AuthN Context comparison is requested to use [{}]", requestedAuthnContext.getComparison());
          authnContextClassRefs.forEach(c -> LOGGER.debug("Requested AuthN Context [{}]", c.getAuthnContextClassRef()));
          return null;
      }