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Marwan Fayed Marwan Fayed
Research Manager

Marwan is a technical lead and manager at Cloudflare Research, and Visiting Professor at the University of St Andrews, UK.
Before joining Cloudflare, Marwan was a member of faculty at the University of St Andrews, where he was also the Director of Post-graduate Studies, and recipient of multiple teaching and supervisorial honours. In 2011, Marwan co-founded HUBS c.i.c., a community cooperative backhaul ISP honoured at national and European levels for technical innovation and advocacy, and that continues to operate today. He previously held the appointment of ‘Theme Leader’ (2014-2016) for networking research at SICSA, a computer science alliance among Scottish universities. His current research interests lie in secure, private, and reliable network protocols, and measurement in next generation edge networks.
He is an author on numerous peer-review publications, the recipient of an IEEE best paper award, and a Senior Member of both the IEEE and the ACM.

Research Areas

Internet Measurement, Network Security, Network Architecture and Systems

Projects

Publications

2024Topaz: Declarative and Verifiable Authoritative DNS at CDN-Scale

ACM SIGCOMM 2024 Conference, Sydney NSW Australia, August 4-8, 2024.
James Larisch, Tim Alberdingk Thijm, Suleman Ahmad, Peter Wu, Tom Arnfeld, Marwan Fayed

2023Evaluating practical QUIC website fingerprinting defenses for the masses

The 23rd Privacy Enhancing Technologies Symposium (PETS), July 10-15, Lausanne, Switzerland. 2023.
Sandra Siby, Ludovic Barman, Christopher A. Wood, Marwan Fayed, Nick Sullivan, Carmela Troncoso

2023Global, Passive Detection of Connection Tampering

ACM SIGCOMM 2023 Conference (ACM SIGCOMM23), September 10–14, 2023, New York, NY, USA.
Ram Sundara Raman, Louis-Henri Merino, Kevin Bock, Marwan Fayed, Dave Levin, Nick Sullivan, Luke Valenta

2022This is not the padding you are looking for! On the ineffectiveness of QUIC PADDING against website fingerprinting

IETF 113 Conference. 2022.
Ludovic Barman, Sandra Siby, Christopher A. Wood, Marwan Fayed, Nick Sullivan, Carmela Troncoso

2022Respect the ORIGIN! A Best-case Evaluation of Connection Coalescing

ACM Internet Measurement Conference 2022, October 25-27, France. 2022.
Sudheesh Singanamalla, Talha Paracha, Suleman Ahmad, Jonathan Hoyland, Luke Valenta, Yevgen Safronov, Peter Wu, Andrew Galloni, Kurtis Heimerl, Nick Sullivan, Christopher A. Wood, Marwan Fayed

2022Let The Right One In: Attestation as a Usable CAPTCHA Alternative

Eighteenth Symposium on Usable Privacy and Security (SOUPS 2022), Boston, MA. 2022.
Tara Whalen, Thibault Meunier, Mrudula Kodali, Alex Davidson, Marwan Fayed, Armando Faz-Hernandez, Watson Ladd, Deepak Maram, Nick Sullivan, Benedikt Christoph Wolters, Maxime Guerreiro, Andrew Galloni

2021The Ties that un-Bind: Decoupling IP from web services and sockets for robust addressing agility at CDN-scale

Proceedings of the 2021 ACM SIGCOMM 2021 Conference, pp. 433–446. 2021.
Marwan Fayed, Lorenz Bauer, Vasileios Giotsas, Sami Kerola, Marek Majkowski, Pavel Odinstov, Jakub Sitnicki, Taejoong Chung, Dave Levin, Alan Mislove, Christopher A. Wood, Nick Sullivan

2021Quality of Experience in ICN: Keep Your Low-Bitrate Close and High-Bitrate Closer

IEEE/ACM Transactions on Networking, Volume 29, Issue 2, April 2021, pp. 557–570, 2021.
Wenjie Li, Sharief M. A. Oteafy, Marwan Fayed, Hossam S. Hassanein

2021Oblivious DNS over HTTPS (ODoH): A Practical Privacy Enhancement to DNS

Proceedings on Privacy Enhancing Technologies 2021, Volume 4, pp. 575–592. 2021.
Sudheesh Singanamalla, Suphanat Chunhapanya, Jonathan Hoyland, Marek Vavruša, Tanya Verma, Peter Wu, Marwan Fayed, Kurtis Heimerl, Nick Sullivan, Christopher A. Wood

Blog posts