INCIDENT: Toronto Transit Commission Systems Down After Ransomware Hit

The Toronto Transit Commission's Wheel-Trans online booking portal, trip-planning apps and other communications systems down after the transit agency was hit by a ransomware attack. The TTC first learned about the hack Thursday night when an IT employee found “unusual network activity." The TTC said the attack was initially “minimal” but then became progressively worse by mid-Friday. TTC resorted to emergency radio communications backup system to maintain communication with vehicle operators. Online ride booking service was also disrupted, but passengers could still book rides by telephone.

TTC continues to investigate ransomware attack

Incident Date

October 28, 2021

Location

Canada

Estimated Cost

No cost values disclosed.

Type of Malware:

Threat Source:

No threat source identified

References:

No references identified.

Impacts

IT

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