Cybercriminals no longer control one of the world’s largest spam botnets, Grum, because all of the servers the botnet relied on for receiving commands were shut down, according to researchers from ...

California-based security firm FireEye and U.K.-based spam-tracking service SpamHaus traced the spam back to servers in Russia and “worked with local ISPs to shut down the servers, which ran networks ...

Security firm FireEye helps bring down the world's third-largest spam botnet, and its spam drops from a deluge down to a trickle One down, two more to go? On Wednesday a Russian Internet service ...

One of the world’s most active spam botnets — Grum — was crippled after two of its command and control (CnC) servers hosted in the Netherlands were taken down, according to researchers from security ...

Security researchers have collaborated to take down Grum, the world’s third-largest botnet of hijacked computers. The Grum botnet is believed to have been responsible for around 18% of global spam, or ...

A joint effort by antimalware company FireEye, law enforcement authorities and other antispam activists has taken down Grum, believed to be the world’s third-largest botnet, accounting for nearly 20 ...

Dutch coppers have pulled the plug on the Grum botnet just a week after the servers were identified by malware intelligence firm FireEye. The speedy removal of the servers shines light on how quickly ...

Eight months ago, the Grum botnet was estimated to be the largest in the world, pumping out a third of the global volume of spam email. But things changed over the following six months as Atif Mushtaq ...