The Control Layer

The Control Layer

Heathrow Cyber Attack: How One Software Outage Grounded Europe

Amer Altaf's avatar
Amer Altaf
Sep 21, 2025
∙ Paid

On 20 September 2025, Europe’s busiest airport ground to a halt. A cyber attack on the check-in and baggage software used at Heathrow caused hundreds of flight delays and cancellations. The disruption rippled out across Brussels, Berlin, Dublin, and Cork, stranding passengers, overwhelming airport staff, and exposing just how vulnerable the aviation sys…

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