#twitter adds more verification options for two-factor authentication

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Twitter today is beefing up perhaps its most important consumer-facing security measure, two-factor authentication (2FA), with an update to fully support third-party apps. Now, Twitter’s login verification feature (the name it gives its 2FA service) will let you rely on apps like Google Authenticator and Authy, whereas before you had to, by default, input a code sent via text message.

This is important because SMS-based 2FA, although it’s tied to an individual phone number, uses static codes. That means those codes could be intercepted in the event a hacker or some other malicious third-party has access to one or more alternative ways of viewing messages on a device other than having physical access to it. With 2FA apps like Google…

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