https://oa.dnc.global/Why-an-authentication-server.html Social networks have popularized authentication as a means for the user to allow access to his personal data. Others have only seen in OAuth the unique identification (Single Sign-On, SSO). Without neglecting these objectives, the control of the user access to applications, and of the applications to the protected resources, constitute the angle of attack of this site. Who needs an authentication server ? OAuth Server by DnC is built on the OAuth 2.0 architecture. Here is an example (…) en SPIP - www.spip.net