duo_unix

Duo two-factor authentication for Unix systems

Duo provides simple two-factor authentication as a service via: 1. Phone callback 2. SMS-delivered one-time passcodes 3. Duo mobile app to generate one-time passcodes 4. Duo mobile app for smartphone push authentication 5. Duo hardware token to generate one-time passcodes This package allows an admin (or ordinary user) to quickly add Duo authentication to any Unix login without setting up secondary user accounts, directory synchronization, servers, or hardware.