![]() LanMan (LM) password version for backward compatibility with windows workgroups.Security Accounts Manager (SAM) has two versions for each password. ![]() ![]() Access to these files can make it easy for a hacker to break in ECE 4112 - Internetwork Security.Windows – SAM (Security Accounts Manager) database.Systems have a file with all hashed/encrypted passwords.Crackers use a downloaded local copy of password file on their own machine ECE 4112 - Internetwork Security.When you use your password, it is hashed or encrypted and then compared to the stored value.Encrypted algorithm example is Data Encryption Standard (DES).Hash algorithm example is message digest 4 (MD4).Password files have passwords stored in a hashed or encrypted form.Default passwords remaining on a system are a typical vulnerability ECE 4112 - Internetwork Security.“John the Ripper” Unix password cracker.Lots of tools available to figure out passwords.Passwords that can be guessed easily are a problem.Man in the Middle ECE 4112 - Internetwork Security.Password Cracking on Windows and Linux.Password Cracking, Sniffing and Man-in-the Middle
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