The article describes a ransomware-like cyber incident at Suisun City, California, where malicious software infected the city's IT network, disrupting critical services including 911 call routing, police dispatch, and record access. In response, the city shut down its entire network to contain the threat, leading to significant operational outages. This attack is noted as part of a broader trend targeting resource-constrained local government infrastructure.
Government security Suisun City, Calif. grapples with cyber incident amid rise in attacks on local governments August 12, 2026 Share By SC Staff (Adobe Stock) As noted by Infosecurity Magazine, Suisun City in California is experiencing a significant cyber incident, which has led to a state of emergency declaration. This event is part of a broader trend of cyberattacks targeting local government entities across the United States. The cyber incident at Suisun City began around 5:45 a.m. on August 7, when malicious software infected the city's IT network. This disruption has impacted critical services including 911 call routing, police and fire dispatch, and access to records. In response, the city shut down its entire IT network to contain the threat and preserve evidence for a federal investigation, leading to the temporary unavailability of online services and internal operations. City Hall remains closed, affecting various city departments. Police and fire services can still respond to 911 calls via Solano County dispatch. The city has not confirmed the nature of the attack, though indications suggest it may be ransomware-related. This incident follows similar attacks on the City of Coweta, Oklahoma, and Washburn County, Wisconsin, highlighting a pattern of threat actors targeting local government infrastructure, which often operates with limited resources. Experts note that these attacks are not outliers but part of a larger trend. Source: Infosecurity Magazine SC Staff Related Application security US cyber officials warn AI is giving attackers an edge SC Staff August 11, 2026 FBI and CISA officials warn AI could accelerate cyberattacks as agencies bolster U.S. defenses. Vulnerability Management Progress LoadMaster bug added to CISA list of exploited vulnerabilities Steve Zurier August 10, 2026 CISA warns of active Progress LoadMaster attacks; patch and investigate now. Government security CISA cautions against overly restrictive legislation for global vulnerability program SC Staff August 10, 2026 A funding scare last year highlighted the program's reliance on a single U.S. contract, prompting legislative proposals to formalize CISA's role. Related Events Webcast Public sector security: Achieving resilience in the AI age Tue Sep 8 Get daily email updates SC Media's daily must-read of the most current and pressing daily news Business Email By clicking the Subscribe button below, you agree to SC Media Terms of Use and Privacy Policy . Subscribe You can skip this ad in 5 seconds