On 6 Jun 2006, at 11:27, Randy Klumph wrote:

>In the old days, user passwords were visible in the log files and could be 
>retrieved. Now they are [redacted]. I seem to recall that it was mentioned 
>that the password could be still retrieved by the site administrator but 
>the details are fuzzy.

In the systems I've used - VM370, Alpha and Solaris - you can search/grep/
whatever the signup.* files.  They're on the Listserv MAIN or HOME dir and
you may have one or 30 or more depending on your site subscriber base.