Facebook security now supports U2F authentication

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Facebook is blocking me in 5 different ways from logging into my account - text message, Code Generator, login alerts, 2FA settings, identity confirmation (screenshots with comparison to a normal account) : r/facebook

Facebook Code Generator disappeared from Facebook app / More / Setting & Privacy - Web Applications Stack Exchange

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Facebook policy change means billions will lose major feature – check app to find out how you're affected

Two-Step Verification Is Great — Until You Switch Phones