PLEASE NOTE (12/18/99): L0phtCrack is erroneously flagged as a virus or trojan by several virus scanners. There is no virus or trojan code in the L0phtCrack distribution file on this site. It is safe to use. Please contact your individual Antivirus vendor to report the problem.

 Current version is L0phtCrack Release 2.52 - 1/20/99

• Win95/NT executable - East Coast USA
• Win95/NT executable - Mirror West Coast USA

• command line source code for NT and unix

Try out the PPTP sniffer/active attack. This will sniff PPTP authentication and output the challenge and password hashes just like our readsmb sniffer that comes with the l0phtcrack distribution. This version works with any unix that has libpcap. It also include an active attack which exploits a flaw in MS-CHAP to get the password hashes without the overhead of cracking the challenge/response. Written by Aleph One.

PPTP sniffer. This will sniff PPTP authentication and output the challenge and password hashes just like our readsmb sniffer that comes with the l0phtcrack distribution. This only works with Solaris 2.4+.

• SAMDUMP - Use to extract password hashes from SAM files

• PWDUMP - Use to extract password hashes from registry

• PWDUMP2 - Use to extract password hashes when SYSKEY has been installed.

Dictionary Files

There are many specialized dictionaries and foreign language dictionaries in the UIUC Archive.