Science & Tech · Cybersecurity · 10 hrs ago
Japan Airlines says data breach exposed records of 92,000 customers
Hackers accessed Japan Airlines customer reservation data held by its IT provider, Amadeus IT Group.
The breach affected 92,000 customers of Japan Airlines and Japan Transocean Air, with names, reservation codes and flight information exposed.
For about 2,000 Japan Airlines customers, the stolen records also included passport numbers, frequent flyer numbers, email addresses and phone numbers.
Flight operations were not affected, and credit card numbers were not exposed.
Japan Airlines says it will contact affected customers and advise them to watch for phishing messages, fraudulent calls and fake websites.
The breach comes amid several recent cyberattacks on Japanese companies, including incidents affecting millions of people.
Japan’s government plans emergency measures to strengthen protection against cyberattacks, while officials have also discussed closer cooperation with the United States.
Japan Airlines said around 92,000 customers may have had personal records exposed in a data breach at its IT provider, Amadeus IT Group.
The exposed information included names, reservation codes and flight information.
For about 2,000 JAL customers, passport numbers, frequent flyer numbers, email addresses and phone numbers were also accessed.
JAL said flight operations were not affected and credit card numbers were not compromised.
The airline said it would contact affected customers and advise them to watch for phishing and other scams.
- Who
- Japan Airlines customers whose reservation data was accessed.
- What
- A breach at JAL’s IT provider exposed data for around 92,000 customers; about 2,000 had additional personal details accessed.
- When
- JAL said Amadeus informed it last week. The company published a notice on Wednesday, October 28, 2026.
- Where
- The affected reservation data related to Japan Airlines and Japan Transocean Air flights.
- Why
- Not stated.
This story does not have two clearly opposing sides.
Amadeus IT Group informed Japan Airlines that hackers had accessed a portion of customer reservation data.
Prime Minister Sanae Takaichi held a cabinet meeting focused on cyberattacks and vowed to release emergency measures.
Japan Airlines published a notice about the breach.
- Customers impacted
- 92,000
- Customers with additional details accessed
- About 2,000
- IT provider
- Amadeus IT Group
- Airlines involved
- Japan Airlines and Japan Transocean Air
- Credit card numbers
- Not compromised
3 sources
What people are saying
We will contact the affected customers individually to provide necessary assistance, including reminders to remain vigilant against phishing emails, fraudulent phone calls, and suspicious websites impersonating the JAL Group
The situation is serious, with growing concerns about civil damages resulting from the misuse of leaked information. We must urgently strengthen our countermeasures