Eugene Tan is an Associate Research Fellow specialising in cyberspace security issues, Singapore’s foreign policy, and aviation issues.

Eugene holds a Masters of International Studies and a Postgraduate Diploma in Arts (Politics) from the University of Otago, and a Bachelor of Arts from the National University of Singapore.

He previously taught various international relations and comparative politics modules, including International Politics of Southeast Asia, European Politics, South Asia Politics and Singapore’s Foreign Policy, at the National University of Singapore, Department of Political Science. Eugene reserves a keen interest in aviation issues and state behaviour in international affairs, stemming from his research done for his Masters and PGDipArts theses. Currently, Eugene is working on research projects covering cybersecurity and state behaviour in cyberspace.

• State behaviour in International issues
• Cybersecurity
• Aviation Issues
• Singapore Foreign Policy

IDSS Papers

• IP22052 | Bytes from Ukraine: Cyber Warfare and Cyber Tantrums

  26 September, 2022

• IP21017 | The Potential and Way Forward for Greater Regional Cybersecurity Cooperation

  15 November, 2021

Books

• Cybersecurity: Emerging Issues, Trends, Technologies and Threats in 2015 and Beyond

  15 March, 2016

Working Papers

• WP309 | Cyber Deterrence in Singapore: Framework & Recommendations

  02 April, 2018

RSIS Commentary Series

• Strengthening Multilateralism in Cyber and Information Domains

  21 July, 2025

• The UN Framework of Responsible State Behaviour for a Secure Cyber Environment

  28 March, 2024

• Internet Governance: Priority Issues for ASEAN

  09 February, 2024

• SolarWinds & Cyber Diplomacy: The Missing Piece

  03 March, 2021

• Australia Under Cyber Attack: Dissecting Canberra’s Response

  15 July, 2020

• Cyber Attacks on Healthcare Systems: Infrastructure Protection Critical

  22 May, 2020

• COVID-19: What Changes – and What Doesn’t

  17 April, 2020

• Cyber Cooperation for ASEAN: Smoother Ride on Track II?

  27 November, 2018

• CO18166 | Evolving Nature of Cyber Conflict

  11 October, 2018

• CO17184 | The Challenge of Getting Responsible Behaviour in Cyberspace

  06 October, 2017

• CO17026 | Clickbait: Fake News and Role of the State

  09 February, 2017

• CO17009 | Fight in Cyberspace: The State Strikes Back

  10 January, 2017

• CO16184 | Checkpoint or Chokepoint: Aviation Security Lessons from Istanbul and Brussels

  19 July, 2016

• CO16051 | Enhancing Aviation Security: Using Smart Security and TOPSIS

  02 March, 2016

• CO15187 | Cybersecurity in Civil Aviation: Need for Industry-wide Approach

  01 September, 2015

• C015176 | China’s New Cyber Security Policy: An Exercise in Control

  20 August, 2015

• CO15096 | The Iran Nuclear Deal: Containment or Appeasement?

  21 April, 2015

• CO15078 | The Germanwings Tragedy: Time for Three-Person Rule?

  02 April, 2015

Commemorative / Event Reports

• RSIS Webinar Series on "DRUMS: Distortions, Rumours, Untruths, Misinformation & Smears"

  08 April, 2021

Journal Articles

• “ASEAN Ambiguity on International Law and Norms for Cyberspace” (with Benjamin Ang) in Baltic Yearbook of International Law Online, Vol 20, Issue 1 , 2022. pp. 133–162
• “A Small State Perspective on the Evolving Nature of Cyber Conflict: Lessons from Singapore” in PRISM , 8, 3, 2020

Chapters in Edited Books

• “Cyber Diplomacy in Singapore and ASEAN” (with Benjamin Ang) in Andrea Salvi, Heli Tiirmaa-Klaar, James Andrew Lewis (eds.), A Handbook for the Practice of Cyber Diplomacy. Europe: Publications Office of the European Union, 2025, pp. 119 - 128
• “Cyber Norms and International Law in ASEAN” in Gisela Elsner and Aishwarya Natarajan, Regulating the Cyberspace: Perspectives from Asia. Singapore: Konrad Adenauer Stiftung, 2020, 15
• “Next Steps for ASEAN Cyber Norms” in Fitriani, Christian Pareira and Naufal Armia Arifin, Towards a Resilient Regional Cyber Security: Perspectives and Challenges in Southeast Asia. Jakarta, Indonesia: Centre for Strategic and International Studies, 2019, pp. 201-211

Op-Eds

• “Key Lessons on Cyber Resilience in Singapore”, Tech For Good Institute, 4 December 2023
• “China-based hacking groups: Keeping critical infrastructure cyber-safe”, Think China, 17 July 2023
• Tan, E Guang Eugene. “Recent Developments in Singapore’s Cyber Landscape", IAPS Dialogue, Institute of Asia and Pacific Studied, University of Nottingham, 31 March 2017. Accessed on 14 September 2017. https://iapsdialogue.org/2017/03/31/recent-developments-in-singapores-cyber-landscape/

• Presenter, EU D4D Hub “Digital Days” Multistakeholder Session, Bangkok, Thailand, 4 June 2025
• Presenter, OSCE Cross-Regional Conference on Cyber/ICT Security Confidence Building Measures, Ulaanbaatar, Mongolia, 27-28 May 2025
• Expert Briefing, 7th ASEAN Regional Forum ICT Intersessional Meeting, Manila, Philippines, 27 March 2025
• Keynote Speaker, EU-OAS Informal Interregional Dialogue, New York, USA, 20 February 2025
• Presenter, OEWG9 Sponsorship Programme by France and Ireland on Existing and Emerging Threats, 3 December 2024
• Moderator, Geneva Manual on Responsible Behaviour in Cyberspace at Singapore International Cyber Week 2024, 16 October 2024
• Speaker, Cyber Summit Korea 2024, Seoul, Republic of Korea, 11-12 September 2024
• Speaker, Australia-ASEAN Cooperation for Responsible State Behaviour in Cyberspace, ASPI, Kuala Lumpur, 20-21 August 2024
• Speaker, Debrief on the Eighth Substantive Session of the OEWG on Cybersecurity, German Council on Foreign Relations (DGAP), 18 July 2024
• Speaker, EU Cyber Direct Roundtable on “An action-oriented approach to cyber threats: how to tackle emerging threats within the future UN mechanism’, New York, USA, 14 May 2024
• Speaker, UNIDIR 2024 Cyber Stability Conference, New York, USA, 29 February – 1 March 2024
• Speaker, “Building a Global Partnership for Responsible Cyber Behaviour”, Internet Governance Forum 2023, Kyoto, Japan, 12 October 2023
• Speaker, 6th Korea-Singapore Summit, Seoul, Republic of Korea, 13 June 2023
• Speaker, Columbia University US-ASEAN Global Cyber Dialogue, 19 April 2023
• Speaker, Regional Workshop and Dialogue on International Law in Cyberspace: Asian Perspectives and Current Trends, Centre for International Law, NUS, 18-19 April 2023
• Speaker, Roundtable on the Cyber Programme of Action (PoA), Paris Peace Forum, New York, USA, 10 March 2023
• Speaker, Singapore-US Third Country Training Programme (TCTP) Workshop on Cybersecurity, 6 – 10 February 2023
• Participant, Global Technology Summit 2022, Carnegie India, New Delhi, 29 November – 1 December 2022
• Speaker, EU Cyber Direct workshop on Cyber diplomacy and Stability in Latin America and the Caribbean, 29-30 October 2022, Mexico City, Mexico.
• Trainer, United Nations-Singapore Cyber Programme (UNSCP) Norms Implementation Checklist Workshop, 21-22 July 2022, New York, New York.
• Trainer, Workshop on “ASEAN Norms Implementation Checklist”, 22-23 March 2022.
• Co-presenter (with Benjamin Ang), NATO CCDCOE Symposium on Non-Western Approaches to International Law and Cyber Operations, 14 December 2021.
• Presenter, NADI Workshop on “Emerging Technologies and its Impacts on Defence and Security” 29-30 September 2021.
• Panel Speaker, Southeast Asia Internet Governance Forum on “Cyber Norms Operationalisation in ASEAN”, 2 September 2021.
• Speaker, US-Singapore Cyber&Tech Security Virtual Series on “Indo-Pacific Perspectives on the Application of International Laws and Norms in Cyberspace” by Pacific Forum, 18 December 2020.
• Speaker, 2020 Conference on Cyber Norms on “Development of Cyber Norms and International Law in ASEAN” by the Hague Programme for Cyber Norms, 10 November 2020.
• Speaker (with Benjamin Ang), Honolulu International Forum on “Cybersecurity and Data Privacy in the Time of COVID-19: Perspectives from Singapore” by Pacific Forum, 15 May 2020.
• Subject Expert, “Responsible State Behaviour in Cyberspace: A Training Programme for Philippine Officials by Australian Strategic Policy Institute”, 4-6 February 2020 (Manila, The Philippines).
• Participant, UN Open-ended Working Group Inter-Sessional informal Consultation Session, 2-4 December 2019 (New York, USA).
• Participant, CSCAP 2^nd Study Group on “International Law and Cyberspace” by ISIS Malaysia, 10-11 November 2019 (Kuala Lumpur, Malaysia).
• Speaker, Regional Workshop on Norms of Responsible State Behaviour on “ASEAN and Cyber Norms: Opportunities for Consultation, Coordination, and Engagements” by Australian Strategic Policy Institute and ISIS Malaysia, 10-12 June 2019 (Kuala Lumpur, Malaysia).
• Participant, “EU Civil Society Cyber Forum” by EUISS EU Cyber Direct Project, 15-16 April 2019 (Brussels, Belgium).
• Participant, CSCAP 1^st Study Group on “International Law and Cyberspace” by RSIS, Singapore, 26-27 February 2019.
• Speaker, ASEAN Public Seminar and Track Two Meeting on “The Next Steps for ASEAN Cyber Norms” by Centre for Strategic and International Studies (CSIS) Jakarta, 31 January 2019 (Jakarta, Indonesia).
• Speaker, Network of ASEAN Defence Institutes (NADI) Workshop on ASEAN Defence Cooperation in order to Control Transnational Crimes in Southeast Asia on “Cybercrime”, 27-30 August 2018 (Bogor, Indonesia).
• Speaker, Network of ASEAN Defence Institutes (NADI) Workshop on ASEAN Cooperation in Cyber Capacity Building on “ASEAN Cyber Capacity Building”, 8-11 May 2018 (Ayutthaya, Thailand).
• Speaker, Practitioners’ Workshop on Cybersecurity on “Cyber Deterrence and Singapore”by Asia Foundation, 19-20 April 2018.
• Speaker, Roundtable on Practical Futures for Cyber Confidence Building Measures in the ASEAN region, 15 March 2018 (Sydney, Australia).