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 ...

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 ...

A relatively new botnet has taken up the slack left by the shutdown in July of another major spamming botnet called Grum, according to the junk mail fighting organization Spamhaus. The botnet, named ...

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 ...

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 ...

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 ...

Computer security experts on Wednesday revealed that they had successfully taken down Grum, the world’s third-largest botnet, which was responsible for roughly 18% of global spam, according to The New ...

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 ...

When Milpitas' FireEye announced that it had helped take down Grum, a computer virus "botnet" that was responsible for at least 18 percent of all spam emails sent worldwide, the users of the Internet ...

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 ...