Japan Airlines (JAL) said on Thursday its systems returned to normal, with same-day ticket sales resuming, after a cyberattack delayed some domestic and international flights. The attack began at 7:24 a.

The airline also temporarily stopped selling tickets for flights departing Thursday, but said that there was no impact on flight safety.

Japan Airlines on Thursday reported a cyberattack which it said could impact domestic and international flights, but later announced it had identified and addressed the cause. At least nine domestic flights were delayed by Japan Airlines (JAL),