The Crack
program by Alex Muffett. A password-cracking program with a configuration
language, allowing the user to program the types of guesses attempted.
Download:
ftp://ftp.jaring.my/pub/cert/tools/crack/
Cracklib
is a proactive password security library. It prevents users from choosing
passwords that could be guessed by "Crack" by filtering them
out, at source.
Download:
http://www.users.dircon.co.uk/~crypto/
Another
version of UNIX password cracker.
Download:
http://www.openwall.com/john/
L0phtCrack
is an NT password auditting tool. It will compute NT user passwords
from the cryptographic hashes that are stored by the NT operation system.The
method that it uses to crack passwords are dictionary attack, hybrid
crack and brute force.
Download:
http://www.l0pht.com/l0phtcrack/
"One-time
Passwords In Everything" (OPIE) is a freely distributable software
package mostly developed at and for the US Naval Research Laboratory
(NRL). OPIE provides a one-time password system for UNIX-like operating
systems. The NRL OPIE software is derived in part from and is fully
interoperable with the Bellcore S/Key Release 1 software.
Download:
http://inner.net/opie
Passwd+
is a proactive password checker which replaces the system passwd command.
It enforces the selection of passwords that are not easily compromised
by programs like Crack.
Download:
http://www.ja.net/CERT/Software/passwd+/
A
new password cracker for Win NT developed by Quakenbush Consulting Inc.
Password Appraiser tries to give an answer for password auditing, and
enhance network security in the area of password management policy.
According to the authors, Password Appraiser is much faster at cracking
passwords than l0phtcrack. This, together with its password policy options,
can help administrators solve a known and painful problem of weak passwords
in the organization.
Download:
http://www.quakenbush.com/download.htm
A
remote password auditing and recovery tool that allows dictionary or
complex brute-force scans. Scripting support allows you to define any
plaintext login procedure. Optimised WWW basic authentication scanning.
Download:
http://www.btinternet.com/~lithiumsoft/xavior/Download.html
Yet another
password command for SunOS 4.x and 5.x. No shadow support, uses insecure
NIS.
Download:
http://www.ja.net/CERT/Software/yapasswd/
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