Overview
- The city detected malicious software early Friday, Aug. 7, and shut down its entire IT network to contain the intrusion and preserve evidence for a federal investigation.
- The attack disrupted 911 routing, police and fire dispatch, records and many in-person city services, with emergency calls routed through the Solano County dispatch center and police and fire continuing to respond.
- Suisun City declared a state of emergency to speed access to state and federal aid and has closed City Hall and several departments while recovery work continues.
- Officials said the FBI, Department of Homeland Security and the California Office of Emergency Services are involved and that the city is working with its cybersecurity insurer and outside experts.
- City leaders held an emergency meeting with a closed session to weigh how to respond to reported demands from the attacker or attackers, highlighting how small IT teams and legacy systems make local governments vulnerable to costly ransomware incidents.