Twitter adds more verification options for two-factor authentication

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 stat