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Line 1: An '''authentication protocol''' is a type of computer [[communications protocol]] or [[cryptographic protocol]] specifically designed for transfer of [[authentication]] ~~ntax~~data between two entities. It allows the receiving entity to authenticate the connecting entity (e.g. Client connecting to a Server) as well as authenticate itself to the connecting entity (Server to a client) by declaring the type of information needed for authentication as well as syntax.<ref>{{cite web\|url = https://www.sans.org/reading-room/whitepapers/authentication/overview-authentication-methods-protocols-118\|title = An Overview of Different Authentication Methods and Protocols\|date = 23 October 2001\|access-date = 31 October 2015\|website = www.sans.org\|publisher = SANS Institute\|last = Duncan\|first = Richard}}</ref> It is the most important layer of protection needed for secure communication within computer networks. ==Purpose ==

Authentication protocol: Difference between revisions