The City of Atlanta has been targeted by a massive cyberattack.
Systems handling everything from traffic tickets to water bills were affected, including Wi-Fi at the world’s busiest airport.
The source was a mysterious piece of ransomware, the first to ever cripple a major US city.
Ransomware encrypts data, then demands payment for the unlock key under threat of total data loss.
Experts suspect that a hacking group known as SamSam is responsible.