Malware dubbed "ProjectSauron" infected government and other targets in Russia and Iran, then managed to stay hidden for five years, while extracting data.
Isolating a computer from every network may seem like a sure-fire method of keeping files safe - until researchers use your system's own fans to betray it.
Security firm Check Point Software Technologies found a vulnerability in Facebook's messaging system allowing hackers to alter chats for malicious purposes.
Phishing emails are increasingly becoming ransomware. Scammers no longer want your credit card details, but could encrypt all of your most important files.
Microsoft's new update for Windows Defender allows its native antivirus to scan your system in the background without butting heads with other AV software.
Paying off criminals doesn't always work, as Kansas Heart Hospital learned this week. They paid off a ransomware demand, only to be asked for more money.
A new infostealer is lurking out there, waiting to infect your Android OS. The malware dresses in an update's clothing and even hides in the Play Store.
Workers at a German nuclear power plant discovered a wealth of viruses on a system used for monitoring fuel rods, but an air gap left the malware dormant.
Ransomware called Cyber Police can affect over 500 million Android devices worldwide. The hacker locks your device and demands a "ransom" to unlock it.
Hiding your money under your mattress may seem antiquated, but it may be the only way to stop GozNym, the malware attacking American and Canadian banks.
MedStar Health, a chain of hospitals based in Baltimore, shut down their entire IT infrastructure to fight off a malware attack. No data was compromised.
AceDeceiver is the first iOS malware that exploits Apple's DRM mechanism using the FairPlay Man-In-The-Middle (MITM) technique to infect iPhones and iPads.