docs: protected void verifyAuthenticationContextSignature(final Pair<? extends SignableSAMLObject, MessageContext> authenticationContext,
                                                          final HttpServletRequest request, final RequestAbstractType authnRequest,
                                                          final SamlRegisteredServiceServiceProviderMetadataFacade adaptor) throws Exception {
          val ctx = authenticationContext.getValue();
          verifyAuthenticationContextSignature(ctx, request, authnRequest, adaptor);
      }