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 cyber-attack
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 cyber-attack. As of 9 December 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 ↗Cyber-attack 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 cyber-attack 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 had been affected.
Related reports: 4 · last report →