While Twitter CEO Elon Musk has defended the move to ban 2FA for non-subscribers as a way to protect user security, most leaders aren’t buying it. “Just from a purely pragmatic standpoint, this is basically stripping away the lowest threshold of 2FA out there without any sort of viable or easy replacement,” said Andrew Shikiar, executive director of the FIDO Alliance. As Shikiar sees it, Twitter could have told users that they’re removing OTP but educating users on passkeys, which are safer and built into Android and iOS devices.


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