From Conficker to Zeus, these four malware threats continue to impact enterprises today.
Cybercrooks developing dangerous new file-encrypting ransomware, researchers warn
A team of malware developers is preparing to sell a new ransomware programme that encrypts files on infected computers, according to a volunteer group of security researchers who tracked the development of the threat on underground forums in recent weeks.
Dell SecureWorks: Cryptolocker ransom Trojan infected 250,000 PCs
The feared Cryptolocker ransom Trojan has infected at least a quarter of a million PCs worldwide, a success rate probably generating somewhere in the low millions of dollars in ransom payments, a new analysis by Dell SecureWorks has estimated.
Cryptolocker: how to avoid the toxic ransomware and what to do if you get infected
There’s a big threat wiling around on the Internet right now: a particularly nasty piece of ransomware called Cryptolocker.