Cathay Pacific breach involved unauthorized access to personal details on 9.4 million passengers. Airline has been making a shift away from legacy systems to the cloud, experts say. Some security practitioners question why the airline took such a long time to disclose the breach and yet it has not provided more details. The airline is using software from Redhat to build the underlying platform infrastructure, and it is using Amazon Web Services to hold customer-facing applications such as online check-in system, flight schedule, fares and web hosting.”]
Source: https://www.cuinfosecurity.com/cathay-pacific-breach-what-happened-a-11644