!!! Overview [{$pagename}] (often referred to a [Account Linking]) is a process that provides [Correlation] and (__hopefully__) [Validation] the proper [ownership] of disparate user [Digital Identities|Digital Identity] that reside on systems and [applications] link ownership of those [Digital Identities|Digital Identity] to particular [Digital Subject] and possibly to a [Natural Person] [{$pagename}] is a process performed by a [Identity Broker] [{$pagename}] is a [Privacy Consideration] [{$pagename}] may be performed from aspects of a [session] even if the [Authentication] of the [Digital Identity] has not yet been performed. The [Identity Broker] may only have [Identification] of the [Digital Identity] enough to distinguish them from the [Anonymity Set] by using a [cookie] and/or a [device] [fingerprint] [{$pagename}] may be performed [Server-side] or [Client-side] with or without the [Digital Identity] participation or [Consent] [{$pagename}] results in a "linking" of two or more [Digital Identities|Digital Identity] into a [Digital Subject] (or [principal]) !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }] ---- * [#1] - [Using Facebook Login with Existing Login Systems|https://developers.facebook.com/docs/facebook-login/multiple-providers|target='_blank'] - based on information obtained 2019-10-17 * [#2] - [Account linking|https://developers.google.com/assistant/identity|target='_blank'] - based on information obtained 2019-10-17 * [#2] - [Account Linking Plugin|https://gluu.org/docs/casa/plugins/account-linking/|target='_blank'] - based on information obtained 2019-10-17