wiki/wiki/multi-factor_authentication.md

Multi-Factor Authentication

Multi-factor authentication - most often two-factor authentication or 2FA - is an electronic authentication method that consists of having additional authentication mechanisms to the standard way which is most often a password.

Using the Smartphone as an Authentication Device

Using Smartphones or other smart devices is an easy way to set up multi-factor authentication because it is a device most people carry with them day by day. For setting it up refer to the corresponding section of the Android entry.