Malware

One of the most talked about threats this month is the infamous Ukash ransomware.

Debate: Anti-virus is essential.

Researchers have uncovered a rare instance of so-called espionage malware for the Mac OS X platform.

After being "sinkholed," the Kelihos.B botnet has been reconfigured and is spreading through social networking sites.

A collaborative effort of security organizations announced Wednesday that they knocked offline an embodiment of the Kelihos botnet, which was believed dead, but since emerged with new capabilities.

There's a certain amount of tension between testers and vendors from time to time, even in the rarified atmosphere of an AMTSO workshop.

Banking trojan Zeus and its related families, which have looted a number of small and midsize businesses to the tune of millions, may be partially crippled after the latest Microsoft botnet enforcement effort.