On 19 March 2026, Foster City, California disclosed a ransomware incident that forced precautionary shutdowns across municipal IT, disrupting many public services while emergency dispatch continued. The council later declared a state of emergency to support restoration and procurement. Early messaging did not confirm whether resident data was stolen; officials urged password rotation for anyone who had done business with the city.
Canonical record: Foster City 2026 on BreachHistory.
Sources: City of Foster City, NBC Bay Area