'WannaCry' ransomware attack spreads worldwide (update)
It exploits supposedly NSA-developed vulnerabilities on unpatched Windows systems.
NHS hospitals in England hit by a widespread cyberattack (updated)
IT systems across the country are falling victim to ransomware.
Microsoft just fixed a serious Windows Defender bug
Theoretically, an attacker could take over your PC with an email you haven't even opened yet.
'Major scale' malware targets your Mac through email scams
Dok is the first widely distributed macOS trojan of its kind.
Gag ransomware forces you to play an anime shooter game
It won't unlock your files until you've reached the high score it demands.
Invasive, self-destructing iOS hack is even worse on Android
If it can't root your phone, "Chrysaor" has other ways to steal data.
Trojan uses a key internet feature to receive marching orders
You can't easily stop this malware in its tracks.
Spyware targeted proponents of Mexico's soda tax
There are worries the government used spy tools to fight policy changes.
Google explains how it spots malicious Android apps
Even if they prevent Android's Verify Apps feature from working properly.