A more efficient two-factor authentication

Using two-step authentication, normally a code from an app or texted to you, is a crucial, but highly irritating, part of logging into all manner of things.

From banking, Facebook, Twitter, Apple and Yahoo to World of Warcraft, Steam and Xbox Live, two-step authentication is seen as the way to make our insecure username and password system slightly safer.

Most rely on typing in a freshly generated six or eight-digit code after having logged in with a username and password.

Now Google is attempting to make the whole process less irritating and much faster, using a push notification which users can simply accept to login.

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