October 2020
Intermediate to advanced
481 pages
17h 35m
English
Content preview from Network Security, Firewalls, and VPNs, 3rd Edition
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Limiting Network Access and Implementing Encryption
Controlling access to your network, and the types of actions users may perform, greatly reduces the risk of a successful breach. Encryption helps to protect sensitive data whether it is in storage or transit. Keep the following best practices in mind when securing your network:
- Limit and filter Internet connectivity—An unrestricted or unfiltered Internet connection is a pathway for malicious code, social engineering attacks, and intrusion attempts. If an Internet service, protocol, domain, or Internet Protocol (IP) address is not essential to a necessary business task, block it. Computer access to the organization’s network and assets is for work tasks, not personal activities.
- Implement ...
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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.