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aaronpk_tv
An interesting proposal to allow websites to detect certain SMS messages. The UX implications are fascinating.
"As a credential is cryptographically tied to the web site that requested it, this step would fail if the origins don’t match. This prevents reuse of credentials generated for other websites."
OAuth 2.0 is not a sign-in protocol. Sign-in can be implemented by augmenting OAuth, and people routinely do so...