June 2017
Intermediate to advanced
258 pages
6h 9m
English
Content preview from Penetration Testing Bootcamp
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Summary
The challenge presented to me at the start of this chapter was to be able to create a secure tunnel to transfer our evidence offsite, while making sure we could get around any potential security devices. I also needed a way to get back into the environment from my C&C server without having the company create associated firewall access control rules and NAT rules.
Utilizing stunnel and reverse ssh, I was able to accomplish this. stunnel allowed me to have a SSL tunnel from the internal server to my external C&C server. The SSL tunnel is key since most firewalls will allow outbound SSL and most IPS setups will not decrypt the payload, and therefore it will go through without being inspected. The reverse ssh tunnel allowed the C&C server ...
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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.