Foster City — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
10
occurrences
First Seen
March 20, 2026
Last Seen
August 9, 2026

Related Threat Clusters

Recent Intelligence Reports

  • California City Declares State of Emergency After Cyberattack — Rss.Slashdot · August 9, 2026
  • Suisun City Declares State of Emergency After Cyberattack — Kqed · August 9, 2026
  • City of Pittsburg says it fell victim to $913K phishing scam based in Nigeria — Cbsnews · August 6, 2026
  • Pennington County, SD Closes Offices After Cybersecurity Incident — Technadu · July 6, 2026
  • Cyberattack in Foster City shuts down many city services — Nbcbayarea · March 21, 2026
  • Peninsula City Goes Offline Following Ransomware Attack | Foster City, CA Patch — Patch · March 21, 2026
  • Foster City hit by ransomware attack, plans to declare state of emergency — Cbsnews · March 20, 2026
  • Foster City targeted by ransomware attack — Ktvu · March 20, 2026

CVSS v3.1 Breakdown