From: utzoo!decvax!decwrl!sun!megatest!fortune!hpda!hplabs!hao!seismo!rlgvax!guy
Newsgroups: net.jokes
Title: Re: Once again, encryption explained.
Article-I.D.: rlgvax.314
Posted: Thu Apr 21 21:29:14 1983
Received: Sat Apr 30 00:58:50 1983
References: genrad.2345

A simpler filter to decrypt "rot13" articles (courtesy of another programmer
here) is the following shell file:

exec tr a-zA-Z n-za-mN-ZA-M