What Is TACACS / XTACACS / TACACS+ (Terminal Access Controller Access Control System)?
Terminal Access Controller Access Control System or TACACS is a protocol used for AAA (Authentication, Authorization, and Audit). TACACS is created in 1984 .TACACS is heavily used by the Cisco and Cisco created some extended version of TACACS named XTACACS , TACACS+. TACACS is defined with the IETF RFC 927 in 1984 and then updated … Read more