Maryland Transit Administration (MTA) security incident history
Hacking, data breaches and other security incidents involving Maryland Transit Administration (MTA), with related coverage.
Cyberattack on Maryland Transit Administration disrupts paratransit bookings
Impact: Disruption to paratransit service bookings for people with disabilities
The Maryland Transit Administration's systems were hit by a cyberattack, disrupting bookings for its paratransit service for people with disabilities. Core services were maintained, and the paratransit service later resumed normal operations.
Related reports: 2 · last report →Maryland Transit Administration ransomware attack disrupts transit services
Impact: Disruption to paratransit services and real-time bus location information, and data exposure
The Maryland Transit Administration in the US was hit by a cyberattack that disrupted paratransit services for people with disabilities and real-time transit information in August 2025. The agency arranged temporary transportation, and paratransit 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 →