20 Facts About OpenID Connect

OpenID Connect is an open standard and decentralized authentication protocol promoted by the non-profit OpenID Connect Foundation.

OpenID Connect standard provides a framework for the communication that must take place between the identity provider and the OpenID Connect acceptor .

An identity provider, or OpenID Connect provider is a service that specializes in registering OpenID Connect URLs or XRIs.

OpenID Connect enables an end user to communicate with a relying party.

OpenID Connect Foundation promotes and enhances the OpenID Connect community and technologies.

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The OpenID Connect Foundation was formed in June 2007 and serves as a public trust organization representing an open community of developers, vendors and users.

OIDF ensures that OpenID Connect specifications are freely implementable therefore the OIDF requires all contributors to sign a contribution agreement.

OpenID Connect logo was designed by Randy "ydnar" Reddig, who in 2005 had expressed plans to transfer the rights to an OpenID Connect organization.

Sun Microsystems, VeriSign and a number of smaller companies involved in OpenID Connect have issued patent non-assertion covenants covering OpenID Connect 1.

However, this problem is not unique to OpenID Connect and is simply the state of the Internet as commonly used.

OpenID Connect support was implemented on LiveJournal and fellow LiveJournal engine community DeadJournal for blog post comments and quickly gained attention in the digital identity community.

In March 2006, JanRain developed a Simple Registration extension for OpenID Connect enabling primitive profile-exchange and in April submitted a proposal to formalize extensions to OpenID Connect.

The OpenID Connect Foundation formed an executive committee and appointed Don Thibeau as executive director.

Facebook has since left OpenID Connect; it is no longer a sponsor, represented on the board, or permitting OpenID Connect logins.

In March 2018, Stack Overflow announced an end to OpenID Connect support, citing insufficient usage to justify the cost.

OpenID Connect is a way to use a single set of user credentials to access multiple sites, while OAuth facilitates the authorization of one site to access and use information related to the user's account on another site.

OpenID Connect provides a cryptographic verification mechanism that prevents the attack below against users who misuse OAuth for authentication.

In technical terms, OpenID Connect specifies a RESTful HTTP API, using JSON as a data format.

OpenID Connect allows a range of parties, including web-based, mobile and JavaScript clients, to request and receive information about authenticated sessions and end users.

The OpenID Connect specification is extensible, supporting optional features such as encryption of identity data, discovery of OpenID providers, and session management.