Overview
- Malicious software began infecting Suisun City’s computer systems early Friday at about 5:45 a.m., and officials disconnected the entire IT network to contain the threat and protect evidence.
- City dispatchers routed 911 calls through the Solano County dispatch center and police and fire crews continued to respond to calls, with officials saying there is no imminent threat to the public.
- The Suisun City Council unanimously declared a state of emergency and activated the city’s Emergency Operations Center to speed access to aid and allow recovery of costs tied to the incident.
- Federal and state agencies including the FBI, Department of Homeland Security, and California Office of Emergency Services are working with city cybersecurity teams while many online services, records, and internal operations remain offline.
- Residents face delays for permits, records and online payments as investigators seek how the malware entered systems and who is responsible, a development that highlights growing cyber risks to small city infrastructure.