Cisco ASA AnyConnect VPN Integration The acquisition of user credentials poses a risk of unauthorized access to accounts. Nowadays, additional security measures are provided to minimize this risk, and SecTrail authentication server provides reliable and flexible solutions for multi-factor authentication. In this article, you can find information about two-factor authentication with single-use passwords (SMS, E-mail, SoftOTP) for Cisco ASA AnyConnect VPN using SecTrail.