March 2026
Intermediate to advanced
400 pages
15h 45m
English
Content preview from WIRELESS & MOBILE DEVICE SECURITY Third Edition, 3rd Edition
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Authorization and Access Control
The key to applying security in any network, large or small, is to allow authorized users to go about their business unhindered yet prevent unauthorized access to network resources. To achieve this, mechanisms must be in place to control access to the network. Furthermore, there must be a way to authenticate a user’s identity and then apply authorization rules and access controls to users, data, and other assets. This is termed authentication, authorization, and accounting (AAA).
AAA
Access to a network regardless of the device or technology, whether a fixed desktop or mobile wireless device, requires authentication, authorization, and accounting, defined as follows:
- Authentication—The process of validating ...
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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.