User Manager is RADIUS server implementation in RouterOS which provides centralized user authentication and authorization to a certain service. Having a central user database allows better track of system users and customers. It supports many different authentication methods including PAP, CHAP, MS-CHAP, MS-CHAPv2, EAP-TLS, EAP-TTLS and EAP-PEAP. In RouterOS, DHCP, Dot1x, Hotspot, IPsec, PPP, Wireless are features that benefit from User Manager the most.