On Mar 21, 2010, at 9:52 PM, Alex Lanstein wrote:

>>>> There is, by the way, no relief from this due to events like the
>>>> recent bust of the Mariposa botnet (13M systems);
> 
> The public numbers advertised were 13M _IPs_ connecting to a sinkhole over 
> more than a month's time.  When I've had visibility into other large botnets 
> (srizbi, rustock, mega-d), I was consistently seeing a 10 to 1 
> IPs-to-unique-bots count over a time period of a week.  Happy to make the raw 
> pcap data available to anyone who is curious.  The UCSB guys showed similar 
> results in their excellent Torpig paper.  
> http://www.cs.ucsb.edu/~seclab/projects/torpig/torpig.pdf
> 
> My unscientific finger-in-the-wind would put it at well under 1M when you are 
> talking a month and a half of monitoring IP connections.

First, Alex, don't you know all security people are 100% secretive? :)
 
Back on topic, there is good data out there showing far, far more than 1 
million hosts on the Internet infected.  Hrmm, my first two Google searches did 
not turn anything up.  So maybe those security guys are being secretive!

-- 
TTFN,
patrick


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