Maryland Transit Administration (MTA) security incident history
Hacking, data breaches and other security incidents involving Maryland Transit Administration (MTA), with related coverage.
Cyber-attack on Maryland Transit Administration disrupts mobility service bookings
Impact: Disruption to mobility service bookings for disabled people
The Maryland Transit Administration's systems were hit by a cyber-attack, disrupting bookings for its mobility service for disabled people. Core services were maintained, and the mobility service later resumed normal operation.
Related reports: 2 · last report →Maryland Transit Administration ransomware attack disrupts transport services
Impact: Disruption to paratransport services and real-time bus location information, and data exposure
The Maryland Transit Administration in the US was hit by a cyber-attack that disrupted paratransport services for people with disabilities and real-time travel information in August 2025. The agency arranged temporary transport, and paratransport services were restored about a month later. The Rhysida ransomware group claimed responsibility for the attack and demanded $3.4 million, and state officials said they did not pay the ransom.
Related reports: 8 · last report →