November 2014
Intermediate to advanced
220 pages
6h 54m
English
Content preview from Securing VoIP
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Chapter 5
Authentication
Abstract
Authentication involves ensuring that the person logging on to the network is who he/she says they are. But authentication is one of those things that people take for granted. Building on the encryption standards, authentication has improved in a couple of different ways. First, before a port in an organization’s LAN is activated, port authentication using 802.1X protocols should be enforced. Once the device is plugged into an authenticated port, the user needs to be authenticated, preferably using 802.1X standards and protocols. So the device is authenticated by the user. User authentication involves possibly communicating with and exchanging credentials with an AAA server [Remote Authentication Dial-In ...
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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.