Japan Airlines said it was hit by a cyberattack on Boxing Day, causing flight delays and disruption—here’s what we know so far.

Japan Airlines said it was hit by a cyberattack Thursday, causing delays to more than 20 domestic flights but the carrier said it was able to stop the onslaught and restore its systems hours later. There was no impact on flight safety,

A cyberattack on Japan Airlines disrupted several flights at Tokyo’s Haneda Airport on Thursday. The attack targeted the company's internal servers. Police are investigating the source.