City of Long Beach security incident history
Hacking, data breaches and other security incidents involving City of Long Beach, with related coverage.
Incidents: 2 · Most recent
Long Beach emergency alert system down for a month after cyberattack
Impact: Emergency alert system out of service for about a month
The City of Long Beach's emergency alert system was knocked out by a cyberattack. As of December 9, 2025, the system had not been operating for the past month, and whether it has been restored and the response have not been confirmed.
Read on Long Beach Post ↗Cyberattack on City of Long Beach affects about 500,000 people
500KImpact: About 500,000 people
The City of Long Beach, California, was hit by a cyberattack in 2023, took city systems offline and declared a state of emergency. The city council moved to hold a closed session to discuss the threat to public services. In April 2025, it was reported that about 500,000 people were affected.
Related reports: 4 · last report →