Nguyen Phong Hoang � [email protected] � @NP_tokumei � https://np-tokumei.net � https://scholar.google.com/citations?user=zwQ8_0EAAAAJ � https://www.researchgate.net/profile/Nguyen_Phong_Hoang Research Interests My research interests encompasses security and privacy with a focus on online privacy, anonymity, and Internet measurement. In particular, I am interested in conducting network measurements to gain insight into privacy-enhancing technologies, such as relay networks (e.g., Tor, the Invisible Internet Project, VPNs) and domain name encryption protocols (e.g., DoTH, and ESNI). Education 2016 – present Ph.D. in Computer Science, Stony Brook University, New York, USA Supervisor: Dr. Michalis Polychronakis Research topic 1: Censorship resistance of the I2P anonymity network Research topic 2: VPN-based censorship measurement Research topic 3: Accessing privacy benefits of domain name encryption Research topic 4: Measuring China’s DNS censorship and its impact on global Internet 2014 – 2016 Master of Informatics, Kyoto University, Japan Supervisors: Dr. Asano Yasuhito and Dr. Yoshikawa Masatoshi Research topic 1: Location privacy in LGBT-focused dating applications Research topic 2: AS-level correlation attacks in Tor 2010 – 2014 Bachelor of Business Administration (majoring in Information and Communications Technology), Ritsumeikan Asia Pacific University, Japan Supervisor: Dr. Davar Pishva Research topic 1: Anonymous Communication and its Importance in Social Networking Research topic 2: A Tor-based approach to secure smart home appliances Professional Experiences Sep 2020 – present Open Technology Fund - Information Controls Fellow Citizen Lab, University of Toronto, Canada. Project: Measuring China’s DNS censorship and its impact on global Internet Supervisors: Dr. Ronald J. Deibert and Masashi Crete-Nishihata Jun 2017 – present Research assistant Hexlab, Department of Computer Science, Stony Brook University, USA. Project: Enhancing privacy benefits of domain name encryption Supervisor: Dr. Michalis Polychronakis Oct 2019 – Sep 2020 Visiting researcher Calipr Group, College of Information and Computer Sciences, University of Massachusetts - Amherst, USA. Project: ICLab censorship measurement platform Supervisor: Dr. Phillipa Gill Sep 2018 – Sep 2019 Open Technology Fund - Information Controls Fellow Calipr Group, College of Information and Computer Sciences, University of Massachusetts - Amherst, USA. Project: An empirical study of I2P and its censorship resistance Supervisor: Dr. Phillipa Gill 1 Aug 2016 – May 2017 Graduate teaching assistant Department of Computer Science, Stony Brook University, USA. Course 1: CSE114: Computer Science I (Fall 2016) Course 2: CSE331: Computer Security Fundamentals (Spring 2017) Jun 2014 – Aug 2014 Visiting research student Miyaji Laboratory, School of Information Science, Japan Advanced Institute of Science and Technology, Japan. Project: A Tor-based approach to secure smart home appliances Supervisor: Dr. Atsuko Miyaji Research Publications Conference Proceedings [1] Nguyen Phong Hoang, Arian Akhavan Niaki, Jakub Dalek, Jeffrey Knockel, Pellaeon Lin, Bill Marczak, Masashi Crete-Nishihata, Phillipa Gill and Michalis Polychronakis, ‘How Great is the Great Firewall? Measuring China’s DNS Censorship,’ in Proceedings of the 30th USENIX Security Symposium, Virtual Event, Aug. 2021, pp. 3381–3398. [2] Nguyen Phong Hoang, Arian Akhavan Niaki, Phillipa Gill and Michalis Polychronakis, ‘Domain Name Encryption Is Not Enough: Privacy Leakage via IP-based Website Fingerprinting,’ in Proceedings of the 21st Privacy Enhancing Technologies Symposium, ser. PoPETs ’21, Virtual Event, Jul. 2021, pp. 420–440. [3] Nguyen Phong Hoang, Arian Akhavan Niaki, Nikita Borisov, Phillipa Gill and Michalis Polychronakis, ‘Assessing the Privacy Benefits of Domain Name Encryption,’ in Proceedings of the 15th ACM ASIA Conference on Computer and Communications Security, ser. AsiaCCS ’20, Taipei, Taiwan: ACM, Sep. 2020, pp. 290–304. doi: 10.1145/3320269.3384728. [4] Arian Akhavan Niaki, Shinyoung Cho, Zachary Weinberg, Nguyen Phong Hoang, Abbas Razaghpanah, Nicolas Christin and Phillipa Gill, ‘ICLab: A Global, Longitudinal Internet Censorship Measurement Platform,’ in Proceedings of the 41st IEEE Symposium on Security and Privacy, ser. S&P ’20, IEEE, Virtual Event, May 2020, pp. 135–151. doi: 10.1109/SP40000.2020.00014. [5] Nguyen Phong Hoang, Panagiotis Kintis, Manos Antonakakis and Michalis Polychronakis, ‘An Empirical Study of the I2P Anonymity Network and Its Censorship Resistance,’ in Proceedings of the 18th Internet Measurement Conference, ser. IMC ’18, Boston, MA, USA: ACM, Oct. 2018, pp. 379–392, isbn: 978-1-4503-5619-0. doi: 10.1145/3278532.3278565. [6] Nguyen Phong Hoang, Yasuhito Asano and Masatoshi Yoshikawa, ‘Your Neighbors Are My Spies: Location and other Privacy Concerns in Dating Apps,’ in Proceedings of the 18th International Conference on Advanced Communication Technology, ser. ICACT ’16, IEEE, Pyeongchang, South Korea, Feb. 2016, pp. 715–721. doi: 10.1109/ICACT.2016.7423532. [7] Nguyen Phong Hoang, Yasuhito Asano and Masatoshi Yoshikawa, ‘Anti-RAPTOR: Anti Routing Attack on Privacy for a Securer and Scalable Tor,’ in Proceedings of the 17th International Conference on Advanced Communication Technology, ser. ICACT ’15, IEEE, Pyeongchang, South Korea, Jul. 2015, pp. 147–154. doi: 10.1109/ICACT.2015.7224775. [8] Nguyen Phong Hoang and Davar Pishva, ‘Anonymous Communication and Its Importance in Social Networking,’ in Proceedings of the 16th International Conference on Advanced Communication Technology, ser. ICACT ’14, IEEE, Pyeongchang, South Korea, Feb. 2014, pp. 34–39. doi: 10.1109/ICACT.2014.6778917. Journal Articles [9] Nguyen Phong Hoang, Arian Akhavan Niaki, Michalis Polychronakis and Phillipa Gill, ‘The Web is Still Small After More Than a Decade,’ ACM SIGCOMM Computer Communication Review, vol. 50, no. 2, pp. 24–31, Apr. 2020, issn: 0146-4833. doi: 10.1145/3402413.3402417. [10] Nguyen Phong Hoang, Yasuhito Asano and Masatoshi Yoshikawa, ‘Your Neighbors Are My Spies: Location and other Privacy Concerns in GLBT-focused Location-based Dating Applications,’ Transactions on Advanced Communications Technology (TACT), vol. 5, no. 3, pp. 851–860, May 2016. doi: 10.23919/ICACT.2017.7890236. 2 [11] Nguyen Phong Hoang and Davar Pishva, ‘A tor-based anonymous communication approach to secure smart home appliances.,’ Transactions on Advanced Communications Technology (TACT), vol. 3, no. 5, pp. 517–525, Sep. 2014. doi: 10.1109/ICACT.2015.7224918. Workshop Proceedings [12] Anonymous, Arian Akhavan Niaki, Nguyen Phong Hoang, Phillipa Gill and Amir Houmansadr, ‘Triplet Censors: Demystifying Great Firewall’s DNS Censorship Behavior,’ in Proceedings of the 10th USENIX Workshop on Free and Open Communications on the Internet, ser. FOCI ’20, Virtual Event: USENIX, Aug. 2020. [13] Nguyen Phong Hoang, Ivan Lin, Seyedhamed Ghavamnia and Michalis Polychronakis, ‘K-resolver: Towards Decentralizing Encrypted DNS Resolution,’ in Proceedings of NDSS Workshop on Measurements, Attacks, and Defenses for the Web, ser. MADWeb ’20, San Diego, CA: Internet Society, Feb. 2020. [14] Nguyen Phong Hoang, Sadie Doreen and Michalis Polychronakis, ‘Measuring I2P Censorship at a Global Scale,’ in Proceedings of the 9th USENIX Workshop on Free and Open Communications on the Internet, ser. FOCI ’19, Santa Clara, CA: USENIX, Aug. 2019. Awards and Funding 2020-2021 Open Technology Fund’s Information Controls Fellowship Project: Measuring China’s DNS censorship and its impact on global Internet. 2018-2019 Open Technology Fund’s Information Controls Fellowship Project: An Empirical Study of the I2P Anonymity Network and Its Censorship Resistance. 2016 Fellowship from the Chairman of the Department of Computer Science, Stony Brook University Outstanding Paper Award At the 18th IEEE International Conference on Advanced Communication Technology Title: Your Neighbors Are My Spies: Location and Other Privacy Concerns in Dating Apps. 2014 – 2016 Scholarship from MEXT - Japanese Government 2014 Outstanding Paper Award At the 16th IEEE International Conference on Advanced Communication Technology Title: Anonymous Communication and its Importance in Social Networking. 2012 – 2014 Scholarship from TOYOTA Tsusho for International Students 2011 – 2012 Scholarship from Japan Student Services Organization (JASSO) 2010 – 2014 Tuition Scholarship from Ritsumeikan Asia Pacific University Media Coverage, Outreach, Panels, and Invited Talks August 2021 The Great Firewall’s DNS censorship Invited talk at SDNS2021 - 10th year anniversary of DNSCrypt Tackling DNS-based Censorship and Surveillance with Empirical Network Measurement Invited talk at Concordia University, Montreal, Quebec How The Great Firewall Reflects Beijing’s Policy Katrina Northrop, The Wire China Coverage of work on Measuring China’s censorship with GFWatch July 2021 Tackling DNS-based Censorship and Surveillance with Empirical Network Measurement Invited talk at Google China’s Great Firewall Is Blocking Around 311k Domains, 41k by Accident Catalin Cimpanu, The Record by Recorded Future Coverage of our China censorship measurement platform, GFWatch 3 April 2021 Web Co-location and Its Impact on the Privacy Benefits of Domain Name Encryption Blog post invited by Dan Filder, the Asia Pacific Network Information Centre (APNIC) Coverage of work on Assessing the Privacy Benefits of Domain Name Encryption March 2021 China Suddenly Blocked an Indonesian Newspaper.