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XAuth, OAuth, and Yahoo! OpenID XAuth, OAuth, and Yahoo! OpenID - Yahoo ├╝ber die Integration von XAuth.

XAuth allows a website to automatically detect the services that the user actually uses. For instance, a website could automatically determine that the user is a Yahoo! user and customize its user experience (UX) to encourage the user to sign in with their Yahoo! OpenID, or to share content using Yahoo! Updates.