December 2017
Intermediate to advanced
860 pages
16h 1m
English
Content preview from Metasploit Revealed: Secrets of the Expert Pentester
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Fingerprinting VOIP services
We can fingerprint VOIP devices over a network using the SIP scanner modules built into Metasploit. A commonly known SIP scanner is the SIP endpoint scanner that is built into Metasploit. We can use this scanner to identify devices that are SIP enabled on a network by issuing the request for options from various SIP services.
Let's carry on with scanning VOIP using the options auxiliary module under /auxiliary/scanner/sip and analyze the results. The target here is a Windows XP system with the Asterisk PBX VOIP client running. We start by loading the auxiliary module for scanning SIP services over a network, as shown in the following screenshot:
We can see that we have plenty of options that we can use with the ...
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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.