ARINC’s common-use passenger processing system MUSE Disruption Impacts Flights Across Europe

Confirmed ransomware incident affecting Collins Aerospace's MUSE passenger processing platform disrupted check-in, boarding, and kiosk systems at multiple major European airports (including Heathrow, Brussels, Berlin, and Dublin); RTX filed an SEC Form 8-K acknowledging the ransomware, but the responsible ransomware family, intrusion vector, and whether data was exfiltrated remain unconfirmed as investigations continue.