Oakland's Massive Ransomware Attack Exposes 22 Million People's Data, Prompts Emergency Response

The City of Oakland suffered a major ransomware attack in February 2023 that affected 22 million people and led to over 600 gigabytes of confidential data being published on the dark web. The city declared a state of emergency and achieved full system recovery by May 2023, while notifying potentially affected residents in August. The incident has become a significant case study in municipal cybersecurity vulnerabilities and response strategies.