Change Healthcare Ransomware Attack: BlackCat Hackers Quickly Returned After FBI Bust

Two months ago, the FBI “disrupted” the BlackCat ransomware group. They're already back—and their latest attack is causing delays at pharmacies across the US.

Meet the Creator of North Korea’s Favorite Crypto Privacy Service

The world’s most prolific crypto thieves have used Sinbad.io to launder tens of millions. Its creator, “Mehdi,” answers WIRED’s questions.