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BackTrack 5 Cookbook by David De Smet, Willie Pritchett

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Capturing SIP authentication

In this recipe we will capture SIP authentication traffic using a program included as a part of the SIPCrack suite of tools called SIPDump. SIPDump is a SIP login sniffer/cracker designed to capture the digest authentication information off the network. When used in conjunction with its partner tool, SIPCrack, we can not only capture login information but we can crack the files created with SIPDump.

Getting ready

The following requirements need to be fulfilled:

  • You will need an Internet or intranet connection to complete this recipe
  • You will also need SIP or PBX devices on your network

How to do it...

Let's begin the capturing of SIP authentications using SIPDump:

  1. Open a terminal window and navigate to the folder containing ...

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