Access "On The Radar"
This article is part of the April 2005 issue of Spotlight on the incident response hot seat
A simple Web page defacement shows the value of a thorough incident response plan. Getting hacked is a visceral experience akin to taking a two-by-four to the head. At least, that's how I felt recently after learning via defacement mirror Zone-H that one of my Web pages had been tagged with digital graffiti. Sure enough, our investigation found that the defaced server was running an unpatched PHP bulletin board. The hacker used a PHP exploit to leave a short, tame note marking his territory. While this was a relatively minor incident, it underscored the importance of having a prepared, intelligent incident response plan. The adage is true: No one appreciates a policy until crunch time. The IR plan dictated our immediate response, investigation and restoration process. With three-ring binder in hand, we went to work. This was a fairly important server, so we had to secure and isolate it from the rest of the network. We put a rule on the perimeter firewall to drop all traffic between the server and the outside world, and then we shut down the switch port, ... Access >>>
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