Study says connected Airport and Airline Systems are facing growing Cybersecurity Threats

The aviation industry is experiencing an increasingly complex cybersecurity threat landscape, with connected airport and airline systems reportedly incurring average losses of more than $1.4 million during the last year. Research conducted by Bridewell, a cybersecurity firm based in Reading, England, indicates that the growing integration of aviation systems, networks and digital infrastructure has significantly expanded the sector’s attack surface.

Modern aviation environments depend on highly interconnected information technology (IT) and operational technology (OT) systems. These environments support critical functions ranging from passenger processing, ticketing and baggage management to flight operations, communications, airport infrastructure and other essential services. While this connectivity enables greater operational efficiency and real-time data exchange, it also introduces additional attack vectors that can be exploited by threat actors.

According to the research, phishing has emerged as the leading cyber threat affecting the US aviation industry. Phishing attacks commonly target employees through fraudulent emails, messages or websites designed to capture authentication credentials or deliver malicious payloads. Compromised credentials can subsequently provide attackers with unauthorized access to corporate networks, cloud platforms and other connected systems.

Denial-of-service attacks, malware and credential theft were identified as other significant threats. Denial-of-service attacks can affect the availability of critical digital services by overwhelming systems with excessive traffic or requests, while malware infections can provide attackers with persistent access to compromised endpoints and networks. Credential theft is particularly significant in interconnected environments because compromised identities can potentially be used to move laterally across multiple systems.

The research is based on responses from more than 250 security professionals associated with the aviation industry. It examined a range of cybersecurity factors, including financial losses arising from cyber incidents, prevalent attack techniques, operational expenditure, supply-chain dependencies, cybersecurity investment, workforce capabilities and regulatory requirements across different geographical regions.
One of the key technical challenges highlighted by the increasingly connected aviation ecosystem is third-party and supply-chain risk. 

Airports and airlines typically depend on many external technology providers, contractors and service partners. These organizations may have privileged or remote access to internal systems, creating additional potential entry points into the broader aviation environment. A compromise of a supplier’s credentials or infrastructure can therefore create risks beyond the supplier itself.

The convergence of IT and OT environments further increases the potential consequences of a cybersecurity incident. Systems responsible for business functions increasingly interact with operational infrastructure, requiring organizations to maintain appropriate network segmentation, access controls, continuous monitoring and incident-response capabilities.

The reported financial losses also demonstrate that the consequences of aviation cyberattack extend beyond the immediate cost of recovering compromised systems. Incidents can generate operational downtime, remediation expenses, regulatory costs, loss of productivity and disruption to critical services.

As aviation organizations continue to expand their digital infrastructure, cybersecurity will need to remain an integral component of system design and operational resilience. Strengthening identity and access management, implementing network segmentation, improving endpoint and network monitoring, securing third-party connections and developing robust incident-response mechanisms will be critical to reducing the sector’s exposure to evolving cyber threats.