This report provides an overview of the International Institute of Air and Space Law's (IIASL) International Air Law Conference on Aviation Cybersecurity held in Leiden, Netherlands, on May 11th, 2023. The conference focused primarily on aviation cybersecurity, highlighting major insights and emerging trends in safeguarding the safety and security of the airspace within the context of cybersecurity. The conference assembled scholars, experts, policymakers, regulators, industry players as well as students to address the growing challenges and threats posed by cybersecurity in the aviation sector. The report consolidates the discussions, presentations, and keynote addresses from the conference, highlighting international perspectives, solutions, oppor- tunities and developments in the cyberspace and their impact on the aviation sector. Furthermore, it emphasizes the importance of all stakeholders implementing and adhering to measures in a bid to protect aviation infrastructure and operations.