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Two-factor authen­tifi­ca­tion (2FA)

With so-called two-factor authen­tifi­ca­tion, a second, inde­pen­dent secu­rity com­po­nent is requested in addi­tion to the first secu­rity com­po­nent (gen­er­ally a pass­word) . This might be a code sent to your mobile phone or gen­er­ated directly on your device.