In an advisory posted to the company's Web site, security consultancy PivX Solutions stated that popular multiplayer games that have servers supporting the GameSpy network--such as "Quake 3: Arena," "Unreal Tournament 2003" and "Battlefield 1942"--could be used to magnify a denial-of-service attack, in some cases by as much as 400 times.
"This attack will go right through a lot of firewalls right now," said Geoff Shively, chief technical officer for the Newport Beach, Calif.-based company. "A single server can theoretically produce enough data to flood a T-1 (connection, or 1.5 Mbps)."
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