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Pay up if you want to keep using insecure 2FA – Naked Security

Twitter recently announced an interesting change to its 2FA (two-factor authentication) system. In response to the increasing number of SIM-swapping attacks, which allow criminals to access user accounts, Twitter is discontinuing SMS-based two factor authentication. In order to keep using the 2FA system, users must pay for a Twitter Blue subscription. Non-Twitter Blue subscribers will…