SAML is an XML-based, open-standard data format for exchanging authentication and authorization data between parties, in particular, between an identity provider and a service provider.

 

 

SAML Support for SharePoint-Hosted Apps with ADFS 3.0GP0|#afeedca3-6eba-4b1c-9465-f1b1f76d3e3d;L0|#0afeedca3-6eba-4b1c-9465-f1b1f76d3e3d|Apps;GTSet|#68e31ecf-dbe9-45e0-8a3c-fc6bd6ad0ce6;GPP|#a5205c2f-ad79-446f-8d9e-afd0eeecf427;GPP|#74f9ea2a-fcec-489f-9ca4-da563b559213;GP0|#bae188e7-5082-4508-9f40-92acdeb18d3b;L0|#0bae188e7-5082-4508-9f40-92acdeb18d3b|SAML;GPP|#6553c9ac-7cd3-4c35-9ee0-494641495101;GPP|#1b064965-36f6-40b1-a474-78053852e564 ​SharePoint-hosted apps in web application that uses SAML authentication require ADFS 3.0 to be configured to allow wildcard WS-Fed enpoint. This article has the details