Mad Penguin: Linux Pluggable Authentication Module (PAM) Overview: Rock Solid Security

Sep 13, 2006, 12:00 (0 Talkback[s])
(Other stories by Manikantan Subramanyam)

[ Thanks to Shahid Khan for this link. ]

"Authentication is the process in which a program determines whether a user is actually the person who he claims to be. It is used in any kind of a system that provides different services to people depending upon their membership. When you log in to your favorite mailbox, access ATM, or use the services of Net Banking; what you are actually doing is obtaining service from the service provider after proving your credibility using your credentials (i.e. generally your user name and password).

"Authorization is the process of determining which services you can access based on your membership level..."

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