Where we can get
http://www.oxid.it/cain.html
What this tool can do
Cain & Abel is a password recovery tool for Microsoft Operating Systems. It allows easy recovery of several kind of passwords by sniffing the network, cracking encrypted passwords using Dictionary, Brute-Force and Cryptanalysis attacks, recording VoIP conversations, decoding scrambled passwords, recovering wireless network keys, revealing password boxes, uncovering cached passwords and analyzing routing protocols.
Note : DOES NOT WORK ON WINDOWS SEVEN
