Radius
Remote Desktop Gateway client two-factor authentication via Azure Multi-Factor Authentication
Typical users have a lightminded attitude for password security. Our experience shows that even if a company uses strict policies, provides user training, etc., unencrypted devices still make their way outside the office.
How to Configure Microsoft Azure Multi-Factor Authentication Server (MFAS) as a Second Authentication Factor
Why MS Azure? Best AD integration, which is very convenient when the same VPN account is used for multiple resources.
Connecting to Corporate Resources via Cisco AnyConnect using FreeRadius and Google Authenticator
Connecting to corporate resources via Cisco AnyConnect using FreeRadius and Google Authenticator has its pros and cons. One noteworthy advantage is the cost: it’s free.