Authentication overview

How two-factor authentication works on Facebook · 1 Tap in the top right of Facebook · 2 Scroll down and tap Settings, then tap Password and security · 3

Two-factor authentication can help users to better protect themselves online Google Account offers several options

authentication Multi-factor authentication works by requesting multiple forms of ID from the user at the time of account registration The system stores this ID and user

authentication Discover how authentication verifies your identity, granting you secure access to your online