Paul Manafort Learns That Encrypting Messages Doesn't Matter If the Feds Have a Warrant to Search Your iCloud Account

Federal prosecutors have accused Paul Manafort of witness tampering, alleging that he used WhatsApp and Telegram in an attempt to coordinate his testimony with old business associates. Manafort, Donald Trump’s former campaign manager, may have thought that he was being sneaky by using encrypted chat apps, but Manafort…

Crime Group Behind 'Petya' Ransomware Resurfaces to Distance Itself From This Week's Global Cyberattacks

Janus Cybercrime Solutions, the author of Petya—the ransomware initially attributed with Tuesday’s global cyberattacks—resurfaced on Twitter late Wednesday, seemingly offering to help those whose files can no longer be recovered.

The altruistic gesture, even if it does prove fruitless, is uncharacteristic of the…

Hackers Built a Weapon to Trigger Blackouts—and It Could Work Anywhere

The seemingly local cyberattack that cut power to part of Ukraine’s capital, Kiev, last December could have been a test run. And security researchers now say the malware believed to have caused the blackout is actually modular, mostly automated, and highly adaptable. That means it doesn’t just work on electrical grids…