Security Incidents mailing list archives

Re: IIS web server hacked..any tips?


From: Ron <iago () valhallalegends com>
Date: Thu, 16 Dec 2004 15:29:05 -0600

That's like saying, "1 in 10 people is mentally insane, so look at the next 9 people you see: if they seem ok, you're the 1". The fallacy is in assuming that, because the number of compromised machines is (say, for the sake of argument) 50%, then if you have 1000 networks of 10 machines, each of the networks has 5 compromised machines. It's far more likely that 500 of the networks have everything compromised, and 500 of the networks have nothing.

To summarize: You can't say that every network is a microcosm of the Internet. The ones that are very bad skew the statistics.

Given that some estimates have anywhere from 60 million to 100 million zombies
out there, and other estimate have 50%-90% of systems infected with spyware, if
your organization has more than a half-dozen PC's, there's a good chance
there's at least one zombie inside already.


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