L0phtCrack 6 is available as a 15 day free trial download. To continue using it after the trial period you must purchase a license key.

Click the LC6 icon to download the the L0phtCrack 6 setup program.

Primary Download Site

MD5 Hash: 9df445dc1014d2f7f8e176f205a42689
SHA1 Hash: 98104411deb95c1a23e1ce4843f8b40287f2b960
(to verify hashes, check out md5deep)

Backup Download Site lc6setup_v6.0.21.exe (15MB)

System Requirements


Windows XP
Windows Vista
Windows 7
Windows 8/8.1
Windows 10
Windows Server 2003
Windows Server 2008
Windows Server 2008 R2
Windows Server 2012
Windows Server 2012 R2
All Service Packs, 32-bit or 64-bit
256MB of RAM
30MB Hard drive space (more to use rainbow tables)

v6.0.21 - Fix issue with Windows Server 2008R2 machines and patch KB3149090. Various dictionary file handling fixes as well.
v6.0.20 - Ensure key generation for remote agent is done properly in all cases.
v6.0.19 - Further improves dictionary handling for large dictionaries and updates WinPcap sniffing to the latest version of the driver.
v6.0.18 - Improved dictionary cracking when using multiple dictionary files
v6.0.17 - Fixed 'missing account' off-by-one problem in hash importer. Fixed license registration problem.
v6.0.16 - Improved stability and speed of password dumping. Added corrected SYSKEY support to SAM file import. Added caching option for power rainbowtables users. Improved charset handling for brute force.
v6.0.15 - Improved handling of NTLM-only rainbow tables.
v6.0.14 - Added character range option for brute forcing, and fixed 'machine list' loading issue.
v6.0.13 - Improved 'Credentials' dialog, corrections for FreeBSD and Linux importing.