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Botnets,cloud computing power may be fueling attacks against VoIP

Tim Greene | March 9, 2011
A spike in attacks against IP PBXs that started last fall shows no signs of abating, spawning speculation that those responsible have tapped into botnets and cloud computing resources to carry out their illegal activities.

Sipera has set up honeypots that are exposed to the Internet that appear to be unprotected VoIP systems. Once attackers have successfully broken in, the honeypots monitor what they try to do. They also locate the source of the attacks by country. The top three attack-launching locations are China, Russia and the U.S., followed by South Korea, Vietnam, Turkey and India, Viper Labs says.

 

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