May 2001
Intermediate to advanced
528 pages
12h 59m
English
Content preview from Cisco® Secure Internet Security SolutionsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Overview of Authentication, Authorization, and Accounting (AAA)
You might be familiar with the term AAA (pronounced “triple a”). This is a security framework that stands for authentication, authorization, and accounting.
Basically, authentication is the actual permission to use the network, authorization is what you can do on the network, and accounting is what you did and how you did it. You have to be authenticated to be authorized or accounted.
Authentication
Authentication is the process of identification by the user to the ACS server. This can be carried out by a number of methods; the most frequently used is a username and password. The ACS server provides a means of authentication against various data sources, such as an Open DataBase ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.