Recent Advances on Jamming and Spoofing Detection in GNSS.

Area of Science:

• Navigation and Positioning Systems
• Cybersecurity
• Signal Processing

Background:

• Global Navigation Satellite Systems (GNSS) are increasingly integrated into various receivers, making them vulnerable to jamming and spoofing attacks.
• The proliferation of low-cost devices like software-defined radios (SDRs) has democratized the execution of these malicious attacks.
• Early detection of interference is vital for mitigating service degradation and ensuring the reliability of navigation systems.

Purpose of the Study:

• To provide a comprehensive and systematic review of existing methods for detecting GNSS jamming and spoofing interferences.
• To categorize and classify these detection methods based on specific parameters and features.
• To highlight recent advances and identify areas for future research in GNSS security.

Main Methods:

• Systematic literature review and analysis of reported detection methods.
• Categorization and classification of detection techniques based on operational principles and performance metrics.
• Focus on recent advancements and emerging trends in the field of GNSS interference detection.

Main Results:

• A structured overview of various GNSS jamming and spoofing detection methodologies.
• Classification of methods based on parameters such as detection accuracy, computational complexity, and real-time applicability.
• Identification of research gaps and ongoing efforts to develop more robust and efficient detection solutions.

Conclusions:

• Effective detection of GNSS interference is essential due to increasing security risks.
• The review provides a valuable reference for selecting appropriate detection solutions and guiding future research.
• Continued research is necessary to counter the rapid evolution of GNSS attack vectors and ensure system integrity.