authorization – POFTUT

authorization

What Is AAA (Authentication, Authorization, and Accounting)?

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What Is AAA (Authentication, Authorization, and Accounting)?

AAA or Authentication, Authorization and Accounting is a term used to describe 3 functions in IT. Mainly AAA is used to control access to different IT resources like network, service, server, etc. AAA simply consists of 3 steps where each completes others for perfect security. What Is Authentication? Authentication is the process of identifying a … Read more

What Is TACACS / XTACACS / TACACS+ (Terminal Access Controller Access Control System)?

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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