4TRESS AAA Server is a strong, scalable authentication server offering full Authentication, Authorization and Administration services that integrate into your existing network infrastructure. These services protect enterprise assets by ensuring and tracking user identity across a network accessed from anywhere.<br /><br />4TRESS AAA Server is RADIUS, TACACS+, and 802.1X compliant and enables deployment of two-factor authentication devices including tokens, soft tokens, USB keys, and smart cards.