OpenID ConnectOIDC OpenID Connect 1.0 is an authentication layer built on OAuth 2.0 where the identity provider that runs the authorization server also holds the protected resource that the third-party application aims to access. 1.0 is an authenticationAuthentication Authentication is the act of determining that a person is who they claim to be. For more information, see our Concepts page. layer built on OAuthOIDC OpenID Connect 1.0 is an authentication layer built on OAuth 2.0 where the identity provider that runs the authorization server also holds the protected resource that the third-party application aims to access. 2.0 where the identity providerIdP An Identity Provider (IdP) is a software tool or service that offers user authentication as a service. The Identity Provider (IdP) manages the user's primary authentication credentials and issues assertions derived from those credentials. At UT Austin, the primary IdP used to authenticate the UT EID and EID Password is Enterprise Authentication, which is managed by the IAM Team. For more information, see our Concepts page. that runs the authorizationAuthorization Authorization refers to the act of determining whether an authenticated user is allowed to access a specific resource or take a specific action. For more information, see our Concepts page. server also holds the protected resource that the third-party application aims to access.