OpenID Connect (OIDC) is an identity authentication protocol that is an extension of open authorization (OAuth) 2.0 to standardize the process for authenticating and authorizing users …

It simplifies the way to verify the identity of users based on the authentication performed by an Authorization Server and to obtain user profile information in an interoperable and REST-like …

OpenID authenticates a user with an identity provider (IdP), who then provides the user with a unique identifier (called an OpenID). This identifier can then be used to authenticate the user …

OpenID Connect or OIDC is an identity protocol that utilizes the authorization and authentication mechanisms of OAuth 2.0. The OIDC final specification was published on February 26, 2014, …

Aug 20, 2024 · While OAuth provides only authorization, OIDC delivers an added layer of security through authentication. This combination of authentication and authorization means you can …

Aug 24, 2024 · OpenID Connect (OIDC) is an identity authentication protocol that is an extension of open authorization (OAuth) 2.0 to standardize the process for authenticating and authorizing …

Jul 7, 2025 · While OAuth provides ways to authorize resource access, OIDC allows applications to authenticate users, thus you will often hear about OIDC authentication. The OpenID …

Jun 21, 2024 · OpenID Connect is a popular authentication protocol. It helps standardize the process for user authentication when users try to access a browser or mobile app. First …

Sep 17, 2025 · OpenID was first introduced in 2005 as an open standard for decentralized single sign-on authentication on the internet. It was created to address the challenges of managing …

OIDC is built upon OAuth and is used for authentication. OIDC integrates an identity layer to OAuth using identity (ID) tokens, which are the defining component of the OIDC protocol.