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Facebook and Google both use OAuth 2.0, not OpenID. Google used to support OpenID, but that feature is deprecated. They do seem to moving towards OpenID Connec
by hansrodtang 12y ago
Facebook and Google both use OAuth 2.0, not OpenID. Google used to support OpenID, but that feature is deprecated.
They do seem to moving towards OpenID Connect though, which is just a identity layer on top of OAuth 2.0