Collins Aerospace, which provides check-in and boarding systems, confirms a "cyber-related disruption" as Heathrow and other European airports report issues (Reuters)

Reuters:
Collins Aerospace, which provides check-in and boarding systems, confirms a “cyber-related disruption” as Heathrow and other European airports report issues  —  - London's Heathrow, airports in Berlin, Brussels affected by disruption  — RTX experiencing ‘cyber-related disruption’ in airport software