Hackers breached several of MTA's computer systems in April

The hackers did not gain access to systems that control subway cars or commuter rail trains and at no time was rider safety put at risk, a transit official told ABC News.

Video Transcript

- The MTA acknowledging tonight that it was the target of a cyberattack by hackers linked to the Chinese government. Now, this happened back in April. Officials say hackers tried to exploit security flaws within the transit system. But they appear to have done little to no damage, and there's no evidence operational systems were affected. No worker or customer information was compromised.