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Controller⁻Pilot Data Link Communication Security.

Andrei Gurtov1, Tatiana Polishchuk2, Max Wernberg3

  • 1Department of Computer and Information Science, Linköping University, Campus Valla, SE-581 83 Linköping, Sweden. gurtov@acm.org.

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Summary
This summary is machine-generated.

New cockpit communications like controller-pilot data link communications (CPDLC) increase aviation cybersecurity risks. This study analyzes CPDLC threats and proposes countermeasures, including ECC and IDN, to enhance air traffic management security.

Keywords:
air traffic communicationcontroller–pilot data linkcybersecurityprivacythreat model

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Area of Science:

  • Aviation Cybersecurity
  • Air Traffic Management Systems
  • Network Security

Background:

  • Controller-Pilot Data Link Communications (CPDLC) are increasingly used in aviation.
  • This rise in utilization elevates the risk of cyber threats like hacking and interference.
  • Existing security measures may be insufficient against sophisticated cyber-attacks.

Purpose of the Study:

  • To review the technological characteristics and properties of CPDLC.
  • To construct a threat model for CPDLC in air traffic management (ATM).
  • To propose and evaluate security solutions for enhancing data messaging communication security.

Main Methods:

  • Analysis of CPDLC technological characteristics and properties.
  • Development of a comprehensive threat model for CPDLC systems.
  • Evaluation of potential countermeasures such as Elliptical Curve Cryptography (ECC), Protected Aircraft Communications Addressing and Reporting Systems (PACARs), and Host Identity Protocol (HIP).

Main Results:

  • Identified specific vulnerabilities and threat vectors associated with CPDLC.
  • Assessed the feasibility and limitations of ECC, PACARs, and HIP as security solutions.
  • Highlighted Identity-Defined Networking (IDN) as a potential holistic security framework.

Conclusions:

  • CPDLC presents significant cybersecurity challenges in modern air traffic management.
  • A multi-faceted approach combining cryptographic methods and network-level solutions is necessary.
  • Implementing advanced solutions like IDN could provide robust security but requires systemic changes.