What’s the difference between ADFS, WIF, WS Federation, SAML, and STS?

ADFS (Active Directory Federation Services) – Off-the-shelf Security Token Service (STS) produced by Microsoft and built on Windows Identity Foundation (WIF). Relies on AD for authentication. Can be used in active (SOAP web services) or passive (web sites) scenarios and supports SAML tokens, WS-Federation, WS-Trust and SAML-Protocol. It can be used as an Identity Provider … Read more

Differences between SP initiated SSO and IDP initiated SSO

IDP Initiated SSO From PingFederate documentation :- https://docs.pingidentity.com/bundle/pf_sm_supportedStandards_pf82/page/task/idpInitiatedSsoPOST.html In this scenario, a user is logged on to the IdP and attempts to access a resource on a remote SP server. The SAML assertion is transported to the SP via HTTP POST. Processing Steps: A user has logged on to the IdP. The user requests access … Read more