On Sun, 15 Sep 2002, Michal Melewski wrote:

[snip]

> Once i heard about project of internet worm comunicating through odd ICMP
> packets. This seems to be quite strange, but after all this is a good and
> relativly discrete communicating channel...

Sure. You can even chat over icmp, looks like. Encrypted ;-)
See:

  http://www.codito.de/prog/icmpchat-0.4.tar.gz

on this page:

  http://www.codito.de/projects.html


Cheers,
Cristian

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