Drupal 9: Configuring Drupal To Authenticate Against A Remote SimpleSAMLphp Identity Provider
… IdP called __DYNAMIC:1__ . SimpleSAMLphp will replace this with the URL of the site, which can create a little bit of confusion when … you'll see a bunch of output. This consists of your metadata URL, the SAML 2.0 metadata XML, a PHP representation of the same and …