David Fifield
david@bamsoftware.com
https://www.bamsoftware.com/

Publications

• “Evading censorship with browser-based proxies.” David Fifield, Nate Hardison, Jonathan Ellithorpe, Emily Stark, Dan Boneh, Roger Dingledine, and Phil Porras. Proceedings of PETS 2012. [PDF]
• “OSS: Using Online Scanning Services for Censorship Circumvention.” David Fifield, Gabi Nakibly, and Dan Boneh. Proceedings of PETS 2013. [PDF]
• “Fingerprinting web users through font metrics.” David Fifield and Serge Egelman. Proceedings of Financial Cryptography and Data Security 2015. [PDF]
• “Blocking-resistant communication through domain fronting.” David Fifield, Chang Lan, Rod Hynes, Percy Wegmann, and Vern Paxson. Proceedings of PETS 2015. Winner of the Andreas Pfitzmann Best Student Paper Award. [HTML] [PDF]
• “Remote Operating System Classification over IPv6.” David Fifield, Alexandru Geana, Luis MartinGarcia, Mathias Morbitzer, J. D. Tygar (alphabetical authorship). Proceedings of AISec 2015. [PDF]
• “Examining How the Great Firewall Discovers Hidden Circumvention Servers.” Roya Ensafi, David Fifield, Philipp Winter, Nick Feamster, Nicholas Weaver, and Vern Paxson. Proceedings of IMC 2015. [Project page] [PDF]
• “Do You See What I See? Differential Treatment of Anonymous Users.” Sheharbano Khattak, David Fifield, Sadia Afroz, Mobin Javed, Srikanth Sundaresan, Vern Paxson, Steven J. Murdoch, and Damon McCoy. Proceedings of NDSS 2016. [PDF] [Data]
• “Censors’ Delay in Blocking Circumvention Proxies.” David Fifield and Lynn Tsai (alphabetical authorship). Proceedings of FOCI 2016. [Project page] [PDF]
• “A Usability Evaluation of Tor Launcher.” Linda Lee, David Fifield, Nathan Malkin, Ganesh Iyer, Serge Egelman, and David Wagner. Proceedings of PETS 2017. [PDF]
• “Zenmap GUI Users’ Guide.” Chapter in the book Nmap Network Scanning.

Education

• Doctor of Philosopy in computer science. University of California, Berkeley. December 2017. Thesis: Threat modeling and circumvention of Internet censorship.
• Master of Science in theoretical computer science. Stanford University. April 2013.
• Bachelor of Science in computer science and mathematics. Metropolitan State College of Denver. December 2007.

Projects

• Nmap. 2007–2014. Co-maintainer and a primary developer of the security scanning program. Developer and inventor of various network scanning enhancements. Manager of interns over five instances of Google Summer of Code.
• The Tor Project. Since 2011. Developer of the flash proxy and meek censorship circumvention systems.

Languages