June 2017
Intermediate to advanced
510 pages
11h 35m
English
book
Mastering Kali Linux for Advanced Penetration Testing, Second Edition - Second Edition
by Vijay Kumar Velu
Content preview from Mastering Kali Linux for Advanced Penetration Testing, Second Edition - Second Edition
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Attacking an IPSec virtual private network
A virtual private network (VPN) uses the internet to provide secure (encrypted) communication between remote locations or users within the same network. There are two types of VPN: IPSec and SSL.
IPSec is the most commonly-used protocol to establish secure connections between networks and connect hosts in virtual private networks.
Within IPSec, there are several subsidiary protocols that perform specific functions, such as the following:
- Authentication Header (AH): This provides proof-of-origin for IP packets, protecting them against replay attacks.
- Encapsulation Security Protocol (ESP): This protocol provides the origin authenticity, integrity, and confidentiality of the transmitted data.
- Security ...
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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.