# What is OIDC | How OIDC Works

DevFeed: [What is OIDC | How OIDC Works](<https://devfeed.tech/articles/what-is-oidc-how-oidc-works-29675.md>)

Original publisher: [Read original article](<https://goteleport.com/blog/how-oidc-authentication-works/>)

Author: info@goteleport.com (Virag Mody)

Published: 2020-08-06T00:00:00Z

Content type: tutorial

Language: en

Sources: [Teleport](<https://devfeed.tech/sources/teleport.md>)

Topics: [OpenID connect (OIDC)](<https://devfeed.tech/topics/oidc.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [OAuth](<https://devfeed.tech/topics/oauth.md>), [saml](<https://devfeed.tech/topics/saml.md>), [JSON Web Tokens](<https://devfeed.tech/topics/jwt.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>)

Tags: [authentication](<https://devfeed.tech/tags/authentication.md>), [authorization](<https://devfeed.tech/tags/authorization.md>), [jwt](<https://devfeed.tech/tags/jwt.md>), [oauth](<https://devfeed.tech/tags/oauth.md>), [oidc](<https://devfeed.tech/tags/oidc.md>), [openid-connect](<https://devfeed.tech/tags/openid-connect.md>), [saml](<https://devfeed.tech/tags/saml.md>), [security](<https://devfeed.tech/tags/security.md>)

## AI overview

This tutorial explains OpenID Connect (OIDC) as an authentication layer built on OAuth. It describes ID tokens, access tokens, scopes, and the relationship between OIDC and SAML.

## Source excerpt

What is OIDC? This blog post compares two common authentication methods (OIDC and SAML) and discusses how OIDC works in relation to OAuth.