Basic HTML version of Foils prepared May 19 99

Foil 39 Crack / L0phtCrack

From Computer Crimes: Examples of Network Security attacks Tango Group Internal Technology Seminars -- April 23 99. by Roman Markowski
Software that attempts to guess passwords for an account for Unix and NT (directory entries, brute force, User Id variations)
Requires /etc/passwd (can be stolen using "phf" in cgi-bin) and somebodyelses account
attacker runs Crack against the stolen `passwd' file on his own computer
Crack functionality: guess password, encrypt, check if match, try again
Crack v 5.0 for Unix released in 1996
L0phtcrack ver 2.5.2 for Windows NT updated December 1998
  • dictionary and brute force password cracking

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