OIDC
n.n. Stands for OpenID Connect. A way for websites and apps to check who you are by using an account you already have, like Google or Microsoft.
n. Abbreviation for OpenID Connect. An identity layer built on top of the OAuth 2.0 protocol that allows clients to verify the identity of an end-user based on the authentication performed by an authorization server.
The app uses OIDC to let you log in with your email.
Developers often choose OIDC because it provides a standardized way to receive basic profile information about the user after they authenticate.
By implementing OIDC, the platform offloads the complexities of credential management to trusted identity providers while maintaining a seamless single sign-on experience for its global user base.
An initialism standing for OpenID Connect. It was formed as an extension to the existing OpenID authentication protocol, adopting the Connect suffix to denote its integration with the OAuth 2.0 framework.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Commonly used in technical documentation regarding web security and authentication; often functions as a modifier in the phrase 'OIDC provider'.
Last updated July 22, 2026