Publications
interests:
Edward Eaton,
Tancrède Lepoint,
Christopher A. Wood
Julia Hesse,
Stanislaw Jarecki,
Hugo Krawczyk,
Christopher A. Wood
2024X-Wing: The Hybrid KEM You've Been Looking For
IACR Communications in Cryptology (Volume: 1, Issue: 1, March 2024).
Manuel Barbosa,
Deirdre Connolly,
João Diogo Duarte,
Aaron Kaiser,
Peter Schwabe,
Karolin Varner,
Bas Westerbaan
2023RFC 9497: Oblivious Pseudorandom Functions (OPRFs) Using Prime-Order Groups
Internet Research Task Force (IRTF). 2023.
Alex Davidson,
Armando Faz-Hernandez,
Nick Sullivan,
Christopher A. Wood
2023Verifiable Distributed Aggregation Functions
The 23rd Privacy Enhancing Technologies Symposium (PETS), July 10-15, Lausanne, Switzerland. 2023.
Hannah Davis,
Christopher Patton,
Mike Rosulek,
Phillipp Schoppmann
2023Security Analysis of Signature Schemes with Key Blinding
2023RFC 9380: Hashing to Elliptic Curves
Internet Research Task Force (IRTF). 2023.
Armando Faz-Hernandez,
Sam Scott,
Nick Sullivan,
Riad S. Wahby,
Christopher A. Wood
2023Password-Authenticated TLS via OPAQUE and Post-Handshake Authentication
2023Portunus: Re-imagining access control in distributed systems
2023 USENIX Annual Technical Conference (USENIX ATC 23), pp. 35-52, Boston, MA, 2023.
Watson Ladd,
Marloes Venema,
Tanya Verma,
Armando Faz-Hernandez,
Brendan McMillion,
Avani Wildani,
Nick Sullivan
2023Portunus: Re-imagining access control in distributed systems using attribute-based encryption
Real World Crypto Symposium 2023. Tokyo, Japan. March 2023.
Watson Ladd,
Marloes Venema,
Tanya Verma
2023Post-Quantum Privacy Pass via Post-Quantum Anonymous Credentials
Real World Crypto Symposium 2023. Tokyo, Japan. March 2023.
Vamsi Policharla,
Bas Westerbaan,
Armando Faz-Hernandez,
Christopher A. Wood
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
2023Hot Topics in Security and Privacy Standardization at the IETF and Beyond
IEEE Security & Privacy (Volume: 21, Issue: 2, March-April 2023).
Christopher A. Wood
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
2022RFC 9180: Hybrid Public Key Encryption
Internet Research Task Force (IRTF). 2022.
Richard Barnes,
Karthik Bhargavan,
Benjamin Lipp,
Christopher A. Wood
2022RFC 9258: Importing External Pre-Shared Keys (PSKs) for TLS 1.3
Internet Engineering Task Force (IETF). 2022.
David Benjamin,
Christopher A. Wood
2022A Symbolic Analysis of Privacy for TLS 1.3 with Encrypted Client Hello
ACM Conference on Computer and Communications Security (CCS) 2022, November 7-11, Los Angeles, U.S.A. 2022.
Karthikeyan Bhargavan,
Vincent Cheval,
Christopher A. Wood
2022Gossamer: Securely Measuring Password-based Logins
31st USENIX Security Symposium (USENIX Security 22), Boston, MA. 2022.
Marina Sanusi Bohuk,
Mazharul Islam,
Suleman Ahmad,
Michael Swift,
Thomas Ristenpart,
Rahul Chatterjee
2022A tale of two models: Formal verification of KEMTLS via Tamarin
27th European Symposium on Research in Computer Security (ESORICS) 2022, Denmark. 2022.
Sofía Celi,
Jonathan Hoyland,
Douglas Stebila,
Thom Wiggers
2022Standardizing MPC for Privacy Preserving Measurement
Real World Crypto Symposium 2022. Amsterdam, Netherlands. April 2022.
Tim Geoghegan,
Christopher Patton,
Eric Rescorla,
Christopher A. Wood
2022RFC 9257: Guidance for External Pre-Shared Key (PSK) Usage in TLS
Internet Engineering Task Force (IETF). 2022.
Russ Housley,
Jonathan Hoyland,
Mohit Sethi,
Christopher A. Wood
2022RFC 9230: Oblivious DNS over HTTPS
Internet Engineering Task Force (IETF). 2022.
Eric Kinnear,
Patrick McManus,
Tommy Pauly,
Tanya Verma,
Christopher A. Wood
2022Might I Get Pwned: A Second Generation Compromised Credential Checking Service
31th USENIX Security Symposium (USENIX Security 22).
Bijeeta Pal,
Mazharul Islam,
Marina Sanusi Bohuk,
Nick Sullivan,
Luke Valenta,
Tara Whalen,
Christopher A. Wood,
Thomas Ristenpart,
Rahul Chattejee
2022RFC 9149: TLS Ticket Requests
Internet Engineering Task Force (IETF). 2022.
Tommy Pauly,
David Schinazi,
Christopher A. Wood
2022Toppling Top Lists: Evaluating the Accuracy of Popular Website Lists
IMC '22: Proceedings of the 22nd ACM Internet Measurement Conference, Pages 374–387, October 25-27, France. 2022.
Kimberly Ruth,
Deepak Kumar,
Brandon Wang,
Luke Valenta,
Zakir Durumeric
2022The Decoupling Principle: A Practical Privacy Framework
The 21st ACM Workshop on Hot Topics in Networks (HotNets’22), November 14–15, 2022, Austin, TX, USA
Paul Schmitt,
Jana Iyengar,
Christopher A. Wood,
Barath Raghavan
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
2022RFC 9261: Exported Authenticators in TLS
Internet Engineering Task Force (IETF). 2022.
Nick Sullivan
2022RFC 9292: Binary Representation of HTTP Messages
Internet Engineering Task Force (IETF). 2022.
Martin Thomson,
Christopher A. Wood
2022A Fast and Simple Partially Oblivious PRF, with Applications
Advances in Cryptology – EUROCRYPT 2022: 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway, May 30 – June 3, pp. 674–705, 2022.
Nirvan Tyagi,
Sofía Celi,
Thomas Ristenpart,
Nick Sullivan,
Stefano Tessaro,
Christopher A. Wood
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
2021Round-optimal verifiable oblivious pseudorandom functions from ideal lattices
IACR International Conference on Public-Key Cryptography, pp. 261-289. Springer, Cham, 2021.
Martin Albrecht,
Alex Davidson,
Amit Deo,
Nigel P. Smart
2021Implementing and measuring KEMTLS
Progress in Cryptology – LATINCRYPT 2021, Lecture Notes in Computer Science(), vol 12912. Springer, 2021.
Sofía Celi,
Armando Faz-Hernandez,
Nick Sullivan,
Goutam Tamvada,
Luke Valenta,
Thom Wiggers,
Bas Westerbaan,
Christopher A. Wood
2021Post-quantum TLS without handshake signatures
Real World Crypto Symposium 2021. Virtual. January 2021.
Sofía Celi,
Armando Faz-Hernandez,
Peter Schwabe,
Douglas Stebila,
Thom Wiggers
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
2021ZKAttest: Ring and Group Signatures for Existing ECDSA Keys
Selected Areas in Cryptography (SAC 2021). Lecture Notes in Computer Science, vol 13203, Springer, Cham, 2021.
Armando Faz-Hernandez,
Watson Ladd,
Deepak Maram
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
2020RFC 8937: Randomness Improvements for Security Protocols
Internet Research Task Force (IRTF). 2020.
Cas Cremers,
Luke Garratt,
Stanislav Smyshlyaev,
Nick Sullivan,
Christopher A. Wood
2020Adaptively secure constrained pseudorandom functions in the standard model
Advances in Cryptology - CRYPTO 2020 - 40th Annual International Cryptology Conference, vol 12170, pp. 559-589. Springer, Cham, 2020.
Alex Davidson,
Shuichi Katsumata,
Ryo Nishimaki,
Shota Yamada,
Takashi Yamakawa
2020RFC 8922: A Survey of the Interaction between Security Protocols and Transport Services
Internet Engineering Task Force (IETF). 2020.
Theresa Enghardt,
Tommy Pauly,
Colin Perkins,
Kyle Rose,
Christopher A. Wood
2019RPKI is coming of age: A longitudinal study of RPKI deployment and invalid route origins
Proceedings of the Internet Measurement Conference, pp. 406-419. 2019.
Taejoong Chung,
Emile Aben,
Tim Bruijnzeels,
Balakrishnan Chandrasekaran,
David Choffnes,
Dave Levin,
Bruce M. Maggs,
Alan Mislove,
Roland van Rijswijk-Deij,
John Rula,
Nick Sullivan
2019Strong post-compromise secure proxy re-encryption
Australasian Conference on Information Security and Privacy, pp. 58-77. Springer, Cham, 2019.
Alex Davidson,
Amit Deo,
Ela Lee,
Keith Martin
2019Measuring TLS key exchange with post-quantum KEM
Workshop Record of the Second PQC Standardization Conference. 2019.
Krzysztof Kwiatkowski,
Nick Sullivan,
Adam Langley,
Dave Levin,
Alan Mislove
2019Protocols for checking compromised credentials
Proceedings of the 2019 ACM SIGSAC Conference on Computer and Communications Security, pp. 1387-1403. 2019.
Lucy Li,
Bijeeta Pal,
Junade Ali,
Nick Sullivan,
Rahul Chatterjee,
Thomas Ristenpart
2019RFC 8586: Loop Detection in Content Delivery Networks (CDNs)
Internet Engineering Task Force (IETF). 2019.
Stephen Ludin,
Mark Nottingham,
Nick Sullivan
2019Does certificate transparency break the web? Measuring adoption and error rate
2019 IEEE Symposium on Security and Privacy (SP), pp. 211-226. 2019.
Emily Stark,
Ryan Sleevi,
Rijad Muminovic,
Devon O'Brien,
Eran Messeri,
Adriana Porter Felt,
Brendan McMillion,
Parisa Tabriz
2018Is the web ready for OSCP must-staple?
Proceedings of the Internet Measurement Conference 2018, pp. 105-118. 2018.
Taejoong Chung,
Jay Lok,
Balakrishnan Chandrasekaran,
David Choffnes,
Dave Levin,
Bruce M. Maggs,
Alan Mislove,
John Rula,
Nick Sullivan,
Christo Wilson
2018Privacy Pass: Bypassing Internet Challenges Anonymously
Proceedings on Privacy Enhancing Technologies, no. 3 (2018), pp. 164-180. 2018.
Alex Davidson,
Ian Goldberg,
Nick Sullivan,
George Tankersley,
Filippo Valsorda
2018nQUIC: Noise-based QUIC packet protection
EPIQ'18: Proceedings of the Workshop on the Evolution, Performance, and Interoperability of QUIC, pp. 22-28. 2018.
Mathias Hall-Andersen,
David Wong,
Nick Sullivan,
Alishah Chator
2018403 Forbidden: A Global View of CDN Geoblocking
Proceedings of the Internet Measurement Conference 2018, pp. 218-230. 2018.
Allison McDonald,
Matthew Bernhard,
Luke Valenta,
Benjamin VanderSloot,
Will Scott,
Nick Sullivan,
J. Alex Halderman,
Roya Ensafi
2018Geo Key Manager
Real World Crypto Symposium 2018. Zurich, Switzerland. January 2018.
Nick Sullivan,
Brendan McMillion
2018In search of CurveSwap: Measuring elliptic curve implementations in the wild
2018 IEEE European Symposium on Security and Privacy (EuroS&P), pp. 384-398. IEEE, 2018.
Luke Valenta,
Nick Sullivan,
Antonio Sanso,
Nadia Heninger
2017Understanding the mirai botnet
26th USENIX security symposium (USENIX Security 17), pp. 1093-1110. 2017.
Manos Antonakakis,
Tim April,
Michael Bailey,
Matt Bernhard,
Elie Bursztein,
Jaime Cochran,
Zakir Durumeric,
J. Alex Halderman,
Luca Invernizzi,
Michalis Kallitsis,
Deepak Kumar,
Chaz Lever,
Zane Ma,
Joshua Mason,
Damian Menscher,
Chad Seaman,
Nick Sullivan,
Kurt Thomas,
Yi Zhou
2017The Security Impact of HTTPS Interception
Network and Distributed System Security Symposium (NDSS) 2017.
Zakir Durumeric,
Zane Ma,
Drew Springall,
Richard Barnes,
Nick Sullivan,
Elie Bursztein,
Michael Bailey,
J. Alex Halderman,
Vern Paxson
2016Attacking White-Box AES Constructions
Proceedings of the 2016 ACM Workshop on Software Protection, pp. 85-90. 2016.
Brendan McMillion,
Nick Sullivan
2015An analysis of TLS handshake proxying
2015 IEEE Trustcom/BigDataSE/ISPA, volume 1, pp. 279-286. 2015.
Douglas Stebila,
Nick Sullivan