# LA Metro arrival screens go dark during a breach of the transit agency's systems

- Date: 2026-05
- Location: Los Angeles, California, USA
- Type: Breach
- Sector: Transit

Some arrival screens at Los Angeles County Metro stops were disabled during a breach of the transit agency's systems, and riders could not load transit cards; trains and buses kept running. The attackers reportedly took at least 700 GB of emails, backups and files.

## Sources

- [Iranian hackers responsible for Los Angeles transit system breach, Israeli researchers say](https://www.internazionale.it/ultime-notizie-reuters/2026/05/26/iranian-hackers-responsible-for-los-angeles-transit-system-breach-israeli-researchers-say) (Reuters (via Internazionale))

Page: https://signagelist.org/incidents/2026-05-la-metro-arrival-screens-go-dark-during/