A cyberattack at a provider of check-in and boarding systems disrupted operations on Saturday at several major European airports including London's Heathrow, the continent's busiest, causing flight delays and cancellations. The disruption is the latest in a string of hacks targeting governments and companies across the world, hitting sectors from healthcare and defence to retail and autos. A recent breach at luxury carmaker Jaguar Land Rover brought its production to a halt. Saturday's problems were centered on MUSE software made by Collins Aerospace, which provides systems for several airlines at airports globally, airports said. RTX, Collins Aerospace's parent company, said it was aware of a "cyber-related disruption" to the software at selected airports, without naming them. Heathrow Airport said it...