From: utzoo!decvax!cca!mogul%Shasta@SU-Score@sri-unix
Newsgroups: net.unix-wizards
Title: Re: setting group passwords
Article-I.D.: sri-unix.4797
Posted: Sat Dec 11 10:14:08 1982
Received: Sun Dec 12 09:07:56 1982

From: Jeff Mogul <mogul%Shasta at SU-Score>
Date: Wednesday,  8 Dec 1982 11:22-PST
I wrote a "grpasswd" program, really just a modification of
"passwd".  I'll send the C source and man source to anyone
who asks for it, although you should at least assert that you
have a Unix license.

-Jeff

P.S.: NO guarantees!