Security

Cyberattack keeps Iowa's largest school district closed

An apparent cyberattack on Iowa's largest school district has led officials to cancel classes for 30,000 students for a second day as technicians scramble to protect data and restore the computer system, the district's leader ...

Security

Greece: Government websites hit by cyberattack

The Greek government said Friday that the official state websites of the prime minister, the national police and fire service and several important ministries were briefly disabled by a cyberattack but have been restored.

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