Cybersecurity incident — 2021-02-24 00:00:00
Affected organization: Cobb County School District
Affected country: United States of America
Industry: Educational Services
Event type: Disruptive
Event subtype: Message Manipulation
Motive: Financial
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

The Cobb County School District investigates a malfunction of its emergency alert system, saying it was a "targeted, external attack" that placed all 112 of its schools on lockdown.