Here's a free, secure Cybiko Cory Doctorow 11:36 am Sat, Nov 24, 2001 Here’s a free, secure Cybiko chat app that implements A5, a streaming clock-controlled feedback cipher using 3 LFSRs, in only 5.6k of code, and makes your 900MHz instant messaging sessions less sniffable. LinkDiscuss (Thanks brucee!)