Overview
Common scenario is to configured RADIUS using multi-factor authentication (MFA)/one-time password (OTP) to a virtual private network (VPN).
Authentication scenarios
Integrity RADIUS can be configured for the following authentication scenarios:
Username & Password
Username, Password & Sent one-time password (OTP)
OTP can be sent using SMS, Voice or SMTP
Username, Password & Generated (offline) one-time password (OTP)
Supported token are any OATH compliant software/hardware token.
Username & Token
This is called passwordless authentication.
Supported token are any OATH compliant software/hardware token.
User store
Common user stores used are Active Directory, LDAP or SQL database.