The threat actor behind the internet's largest WordPress botnet is using an anti-adblocker script to make sure the ads they inject on hacked sites are showing up in users' browsers and generating a ...

A malicious PHP script found on over 5,000 compromised websites has been fingered as the source of a large-scale spam campaign that has been silently redirecting users to web pages hosting diet and ...

A free version of a fast-growing and relatively efficient DDoS botnet tool has been unleashed in the underground. The so-called Darkness botnet is best known for doing more damage with less -- its ...

Bottom line: The US Treasury Department has slapped sanctions on the shady individuals behind the notorious 911 S5 botnet hacking operation. This malicious network of compromised residential computers ...

Hola's founder has confirmed the popular VPN Chrome extension sells its users' bandwidth in order to cover the cost of offering its free service -- resulting in a vast botnet-for-sale network.

The FBI has dismantled a massive network of compromised devices that Chinese state-sponsored hackers have used for four years to mount attacks on government agencies, telecoms, defense contractors, ...