27 Jan
2010
27 Jan
'10
6:28 p.m.
The Conficker data would be one empirical source you can look at. You have a break down by ASN and Country: http://www.shadowserver.org/wiki/pmwiki.php/Stats/Conficker
-----Original Message----- From: Steven Bellovin [mailto:smb@cs.columbia.edu] Sent: Wednesday, January 27, 2010 3:08 PM To: nanog@nanog.org list Subject: Countries with the most botnets
A colleague needs to know, along with citable sources if possible.
Ideally - number of zombified PCs, percentage of zombified PCs, name of nation, source.
Threat reports from symantec and macafee suggest the US leads, with China a very close second.
Yes, we realize that answers will be imperfect.
--Steve Bellovin, http://www.cs.columbia.edu/~smb