Re: [arch-general] The principle behind MSN & Yahoo invisible scanners?

2010-08-28 22:54 +0530, Nilesh Govindarajan:

Go to google.com and search for MSN & Yahoo invisible scanners. You'll find a big list.

So what's the principle of their working?

A while ago I heard the following: <http://cryptome.org/0001/ms-spy-takedown.htm>