Quoting Scott H <scottlhenderson@yahoo.com>:

> Since I am always trying to promote Open Source
> in my company, and I've been tasks with a new
> project, it's time to post to PLUG again  :)
> 
> I need to locate several utilities, and I am just
> wondering if anyone knows of any open source
> tools that can perform these functions:
> 
> -password cracking tool - especially one that can
> produce a report of the cracked passwords. 
> (lophtcrack - something like that?)

Try l0phtcrack


> -administrative utility to be able to search MS
> AD for accounts that have not been signed on for
> a certain period of time, or that have never been
> signed on (I know this is a long shot, but
> thought I'd ask, just in case. some LDAP tool or
> something?)

the ldapsearch command works well:
ldapsearch -Tx -h hostname -b "ou=some group,o=whatever" -W "cn=Domain 
Manager,o=whatever" -w Passw0rd "modifytimestamp<20030101"
(or similar)


> -security testing software to run against MS
> servers and look for known weaknesses.

Here I would use good old nessus.

Here's a link for securing Windows: 
http://nsa1.www.conxion.com/win2k/download.htm
Google is your friend :)

George