What are the various authentication methods in existence today?
Apr 28, 2022
- Single-Factor Authentication
- Two-Factor Authentication (2FA)
- Token authentication (2FA using purpose-built physical device)
- Biometric authentication
- Behavior biometrics e.g. keystroke dynamics, voiceprints
- Multi-Factor Authentication (MFA)
- Password Authentication Protocol (PAP)
- Challenge Handshake Authentication Protocol (CHAP)
- Extensible Authentication Protocol (EAP)
- Single Sign-On (SSO)
- Certificate-based authentication
- Transaction authentication
- Computer recognition authentication (Fingerprinting)
- CAPTCHAs
Originally published at http://bigfatsoftwareinc.wordpress.com