October 2020
Intermediate to advanced
481 pages
17h 35m
English
Content preview from Network Security, Firewalls, and VPNs, 3rd Edition
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Communication Encryption
Communication encryption is the use of encryption protocols to secure the contents of communications. Use encryption any time a transaction occurs with an outside entity or when a communication crosses a segment that is at risk of eavesdropping. You should also use encryption internally whenever the potential for loss or compromise, even by internal personnel, would cause significant harm to the organization.
You can protect transactions by encryption in two main ways. One is to use encapsulating intermediary protocols that provide encryption, such as IPSec and SSL/TLS; another is to encrypt data before it goes to a network protocol.
Protocol encryption ensures that all or most data sent over the network is safe from ...
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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.