Cybersecurity incident — 2021-07-23 00:00:00
Affected organization: City of Thessaloniki
Affected country: Greece
Industry: Public Administration
Event type: Disruptive
Event subtype: Data Attack
Motive: Financial
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

Greece's second largest city suffers a ransomware attack shutting down online operations.