Publications

Google scholar profile page

2022

• M-Lab: User Initiated Internet Data for the Research Community
  Phillipa Gill, Christophe Diot, Lai Yi Ohlsen, Matt Mathis, and Stephen Soltesz
  In ACM Computer Communications Review, Jan. 2022
  Awarded Best of CCR Recognition at SIGCOMM 2022
• Measuring the Accessibility of Domain Name Encryption and Its Impact on Internet Filtering
  Nguyen Phong Hoang, Michalis Polychronakis, and Phillipa Gill
  In Passive and Active Measurement Conference (PAM), Virtual, Mar. 2022

2021

• Data-driven Networking Research: Models for Academic Collaboration with Industry (a Google Point of View)
  Jeffrey C. Mogul, Priya Mahadevan, Christophe Diot, John Wilkes, Phillipa Gill, and Amin Vahdat
  In ACM Computer Communications Review, Oct. 2021
• How Great is the Great Firewall? Measuring China's DNS Censorship
  Nguyen Phong Hoang, Arian Akhavan Niaki, Jakub Dalek, Jeffrey Knoeckel, Pellaeon Lin, Bill Marczak, Masashi Crete-Nishihata, Phillipa Gill, and Michalis Polychronakis
  In USENIX Security Virtual, Aug. 2021
  (Accept rate: 27%)
• Domain Name Encryption is Not Enough: Privacy Leakage via IP-based Website Fingerprinting
  Nguyen Phong Hoang, Arian Akhavan Niaki, Phillipa Gill, and Michalis Polychronakis
  In 21st Privacy Enhancing Technologies Symposium (PETS). Virtual, July 2021
  (Accept rate: 20%)
• PredictRoute: A Network Path Prediction Toolkit
  Rachee Singh, David Tench, Phillipa Gill, Andrew McGregor
  In ACM SIGMETRICS. Virtual, June 2021.
  (Accept rate: 19%)
• Cache me Outside: A New Look at DNS Cache Probing.
  Arian Akhavan Niaki, William Marczak, Sahand Farhoodi, Andrew McGregor, Phillipa Gill, and Nicholas Weaver.
  In ACM Passive and Active Measurement Conference (PAM). Virtual, Mar. 2021

2020

• Assessing the Privacy Benefits of Domain Name Encryption
  Nguyen Phong Hoang, Arian Akhavan Niaki, Nikita Borisov, Phillipa Gill, and Michalis Polychronakis
  In In ACM ASIA Conference on Computer and Communications Security (ASIACCS). Taipei, TW. Oct. 2020
  (Accept rate: 22%)
• Triplet Censors: Demystifying Great Firewall's DNS Censorship Behavior.
  Anonymous, Arian Akhavan Niaki, Nguyen Phong Hoang, Phillipa Gill, Amir Houmansadr.
  In USENIX Workshop on Free and Open Communications on the Internet (FOCI). Virtual, Aug. 2020.
• The Web is Still Small After More Than a Decade: A Revisit Study of Web Co-location
  Nguyen Phong Hoang, Arian Akhavan Niaki, Michalis Polychronakis, and Phillipa Gill
  In ACM Computer Communication Review (CCR). April 2020.
• Extortion or Expansion? An Investigation into the Costs and Consequences of ICANN's gTLD experiments
  Shahrooz Pouryousef, Muhammad Daniyal Dar, Suleman Ahmad, Phillipa Gill, and Rishab Nithyanand
  In Passive and Active Measurement Conference (PAM). Eugene, OR. March 2020.
  (Accept rate: 29%)
• ICLab: A Global Longitudinal Internet Censorship Measurement Platform
  Arian Akhavan Niaki, Shinyoung Cho, Zachary Weinberg, Nguyen Phong Hoang, Abbas Razaghpanah, Nicolas Christin, and Phillipa Gill
  In IEEE Symposium on Security and Privacy (OAKLAND). San Francisco, US. May 2020.
  (Accept rate: ~14%)

2019

• A Large-Scale Analysis of Deployed Traffic Differentiation Practices.
  Fangfan Li, Arian Akhavan Niaki, David Choffnes, Phillipa Gill, and Alan Mislove
  In ACM SIGCOMM 2019. Beijing, CN. Aug. 2019
  (Accept rate 14%)
• BGP Hijack Classification
  Shinyoung Cho, Romaine Fontugne, Kenjiro Cho, Alberto Dainotti, and Phillipa Gill
  In IFIP Network Traffic Measurement and Analysis (TMA) Conference. Toulouse, FR. June 2019

2018

• Information Market for Web Browsing: Design, Usability and Incremental Adoption
  Arash Molavi Kakhki, Vijay Erramilli, Phillipa Gill, Augustin Chaintreau, Konstantina Papagiannaki, and Balachander Krishnamurthy
  In IFIP Performance 2018. Toulouse, FR. Dec. 2018
• Characterizing the deployment and performance of multi-CDNs
  Rachee Singh, Arun Dunna, and Phillipa Gill
  In ACM Internet Measurement Conference (IMC). Boston, MA. Nov. 2018
  (Accept rate: 25%)
• How to Catch when Proxies Lie: Verifying the Physical Locations of Network Proxies with Active Geolocation
  Zachary Weinberg, Shinyoung Cho, Nicolas Christin, Vyas Sekar, and Phillipa Gill
  In ACM Internet Measurement Conference (IMC). Boston, MA. Nov. 2018
  (Accept rate: 25%)
• Analyzing China's Blocking of Unpublished Tor Bridges
  Arun Dunna, Ciaran O'Brien, and Phillipa Gill.
  In USENIX Workshop on Free and Open Communication on the Internet (FOCI). Baltimore, MD. Aug. 2018.
• RADWAN: Rate Adaptive Wide Area Network
  Rachee Singh, Monia Ghobadi, Klaus-Tycho Foerster, Mark Filer, and Phillipa Gill.
  In ACM SIGCOMM. Budabest, HU. Aug. 2018
  (Accept rate 18%)
• The Cloud that Runs the Mobile Internet
  Foivos Michelinakis, Hossein Doroud, Abbas Razaghpanah, Andra Lutu, Narseo Vallina-Rodriguez, Phillipa Gill, and Joerg Widmer.
  In IEEE Infocom 2018. Honolulu, HI. Apr. 2018
  (Accept rate 19%)
• Apps, Trackers, Privacy and Regulators: A Global Study of the Mobile Tracking Ecosystem
  Abbas Razaghpanah, Rishab Nithyanand, Narseo Vallina-Rodriguez, Srikanth Sundaresan, Mark Allman, Christian Kreibich, Phillipa Gill
  In Network and Distributed System Security Symposium (NDSS). San Diego, CA. Feb. 2018.
  (Accept rate: 21%)

2017

• Run, Walk, Crawl: Towards Dynamic Link Capacities
  Rachee Singh, Monia Ghobadi, Klaus-Tycho Foerster, Mark Filer, and Phillipa Gill
  In ACM Workshop on Hot Topics in Networks (HotNets 2017). Palo Alto, CA. Dec. 2017.
  (Accept rate: 23%)
• Studying TLS Usage in Android Apps
  Abbas Razaghpanah, Arian Akhavan Niaki, Narseo Vallina-Rodriguez, Srikanth Sundaresan, Johanna Amman, and Phillipa Gill.
  In ACM CoNEXT 2017. Seoul, KR. Dec. 2017.
  (Accept rate: 18%)
• A Churn for the Better: Localizing Censorship using Network-level Path Churn and Network Tomography.
  Shinyoung Cho, Rishab Nithyanand, Abbas Razaghpanah, and Phillipa Gill.
  In ACM CoNEXT 2017. Seoul, KR. Dec. 2017.
  (Accept rate: 18%)
• lib·erate, (n): A library for exposing (traffic-classification) rules and avoiding them efficiently
  Fangfan Li, Abbas Razaghpanah, Arash Molavi Kakhki, Arian Akhavan Niaki, David Choffnes, Phillipa Gill, and Alan Mislove.
  In ACM Internet Measurement Conference (IMC). London, UK. Nov. 2017.
  (Accept rate: 23%)
• Measuring Offensive Speech in Online Political Discourse
  Rishab Nithyanand, Brian Schaffner, and Phillipa Gill
  In USENIX Workshop on Free and Open Communications on the Internet (FOCI). Vancouver, Canada. Aug. 2017
  
• An Empirical Evaluation of Deployed DPI Middle Boxes and Their Implications for Policymakers.
  David Choffnes, Phillipa Gill, an Alan Mislove.
  In Proceedings of the 45th Research Conference on Communications, Information and Internet Policy, Washington, D.C., Sept. 2017
  (Note: Invited submission based on abstract review)
• Characterizing the Nature and Dynamics of Tor Exit Blocking
  Rachee Singh, Rishab Nithyanand, Sadia Afroz, Paul Pearce, Michael Tschantz, Phillipa Gill, and Vern Paxson.
  In the 26th USENIX Security Symposium. Vancouver, Canada. Aug. 2017
  (Accept rate: 16%)

2016

• Classifiers Unclassified: An Efficient Approach to Revealing IP-Traffic Classification Rules
  Fangfan Li, Arash Molavi Kakhki, David Choffnes, Phillipa Gill, and Alan Mislove
  In ACM Internet Measurement Conference (IMC). Santa Monica, CA. Nov. 2016
  (Accept rate: 25%)
• The Politics of Routing: Investigating the Relationship Between AS Connectivity and Internet Freedom
  Rachee Singh, Hyungjoon Koo, Najmehalsadat Miramirkhani, Fahimeh Mirhaj, Phillipa Gill, and Leman Akoglu
  In USENIX Workshop on Free and Open Communications on the Internet (FOCI) Austin, TX. Aug. 2016.
• A client-side analysis of TLS usage in mobile apps
  Abbas Razaghpanah, Narseo Vallina Rodriguez, and Phillipa Gill
  In Poster session of the 25th Usenix Security Symposium. Austin TX. Aug. 2016
• PathCache: A Path Prediction Toolkit
  Rachee Singh and Phillipa Gill
  In ACM SIGCOMM Poster & Demo Session. Florianopolis, BR. Aug. 2016.
• Astoria: AS-aware relay selection for Tor.
  Rishab Nithyanand, Oleksii Starov, Adva Zair, Phillipa Gill, and Michael Schapira.
  In NDSS Symposium. San Diego, USA. Feb. 2016.
  (Accept rate: 16%)
• Castle: A Video Game-based Covert Channel
  Bridger Hahn, Rishab Nithyanand, Phillipa Gill, and Rob Johnson
  In IEEE European Symposium on Security and Privacy (Euro S&P). Saarbrucken, DE. Mar. 2016.
  (Accept rate: 17%)
• Are You Sure You Want to Contact Us? Quantifying the Leakage of PII via Website Contact Forms
  Oleksii Starov, Phillipa Gill, and Nick Nikiforakis.
  In Symposium on Privacy Enhancing Technologies (PETS). Darmstadt, DE. July 2016.
  (Best Student Paper - Honorable Mention).
• Haystack: In Situ Mobile Traffic Analysis in User Space.
  Abbas Razaghpanah, Narseo Vallina-Rodriguez, Srikanth Sundaresan, Christian Kreibich, Phillipa Gill, Mark Allman, and Vern Paxson.
  In Poster Session of HotMobile. St. Augustine, USA. Feb. 2016.

2015

• Meddle: Enabling Transparency and Control for Mobile Internet Traffic
  Ashwin Rao, Arash Molavi Kakhki, Abbas Razaghpanah, Anke Li, David Choffnes, Arnaud Legout, Alan Mislove, and Phillipa Gill.
  In Journal of Technology Science (JoTS) Oct. 2015.
• Investigating Interdomain Routing Policies in the Wild
  Ruwaifa Anwar, Haseeb Niaz, David Choffnes, Italo Cunha, Phillipa Gill, and Ethan Katz-Bassett.
  In ACM Internet Measurement Conference (IMC). Tokyo, JP. Oct. 2015
  (Accept rate: 25%)
• Identifying Traffic Differentiation in Mobile Networks
  Arash Molavi Kakhki, Abbas Razaghpanah, Anke (Adrian) Li, Hyungjoon Koo, Rajeshkumar Golani, David Choffnes, Phillipa Gill, and Alan Mislove.
  In ACM Internet Measurement Conference (IMC). Tokyo, JP. Oct. 2015
  (Accept rate: 25%)
• Poster: Games Without Frontiers: Investigating Video Games as a Covert Channel
  Bridger Hahn, Rishab Nithyanand, Phillipa Gill, and Rob Johnson
  Poster at IEEE Security \& Privacy. May 2015.
• Characterizing Web Censorship Worldwide: Another Look at the OpenNet Initiative Data
  Phillipa Gill, Masashi Crete-Nishihata, Jakub Dalek, Sharon Goldberg, Adam Senft, and Greg Wiseman
  In Transactions on Web. Jan. 2015.
• Internet Outages, the Eyewitness Accounts: Analysis of the Outages Mailing List
  Ritwik Banerjee, Abbas Razaghpanah, Luis Chiang, Akassh Mishra, Vyas Sekar, Yejin Choi, and Phillipa Gill
  In Proc. of the Passive and Active Measurement Conference (PAM). New York, USA. Mar. 2015.
  (Accept rate 27%)

2014

• A First Look at Performance in Mobile Virtual Network Operators
  Fatima Zarinni, Ayon Chakraborty, Vyas Sekar, Samir R. Das, and Phillipa Gill
  In ACM Internet Measurement Conference (IMC). Vancouver, Canada. Nov. 2014
  (Accept rate: 23%, Best paper nominee)
• Automated Detection and Fingerprinting of Censorship Block Pages
  Ben Jones, Tzu-Wen Lee, Nick Feamster, and Phillipa Gill
  In ACM Internet Measurement Conference (IMC). Vancouver, Canada. Nov. 2014
  (Accept rate: 23%)
• Identifying Traffic Differentiation on Cellular Data networks
  Arash Molavi Kakhki, Abbas Razaghpanah, Rajesh Golani, David Choffnes, Phillipa Gill, and Alan Mislove
  In ACM SIGCOMM Poster & Demo Session. Chicago, USA. Aug. 2014.
  Runner up in the ACM Student Research Competition at SIGCOMM 2014
• Targeted Threat Index: Characterizing and Quantifying Politically-Motivated Targeted Malware
  Seth Hardy, Masashi Crete-Nishihata, Katharine Kleemola, Adam Senft, Byron Sonne, Greg Wiseman, Phillipa Gill, and Ronald J. Deibert
  In the 23rd Usenix Security Symposium. San Diego, USA. Aug. 2014.
  (Accept rate: 19%)
• Privacy on Twitter: A content analysis of personal information
  Lee Humphreys, Phillipa Gill, and Balachander Krishnamurthy
  In Information, Communication & Society. Vol 17 Issue 7. 2014.
• A Survey of Interdomain Routing Policies
  Phillipa Gill, Michael Schapira, and Sharon Goldberg
  In ACM Computer Communications Review (CCR). (Jan. 2014)
  Also presented at NANOG56. Dallas, USA. Oct. 2012.

2013

• A Method for Identifying and Confirming the Use of URL Filtering Products for Censorship
  Jakub Dalek, Bennett Haselton, Helmi Noman, Adam Senft, Masashi Crete-Nishihata, Phillipa Gill, and Ronald J. Deibert
  In Proc. of ACM SIGCOMM Internet Measurement Conference (IMC). Barcelona, ES. Oct. 2013.
  (Accept rate: 24%, Project page)
• Follow the Money: Understanding Economics of Online Aggregation and Advertising
  Phillipa Gill, Vijay Erramilli, Augustin Chaintreau, Balachander Krishnamurthy, Konstantina Papagiannaki, and Pablo Rodriguez.
  In Proc. of ACM SIGCOMM Internet Measurement Conference (IMC). Barcelona, ES. Oct. 2013.
  (Accept rate: 24%, Best Paper Award)
• Characterizing Large-scale Routing Anomalies: A Case Study of the China Telecom Incident
  Rahul Hiran, Niklas Carlsson, and Phillipa Gill
  In Proc. of the Passive and Active Measurement Conference (PAM). Hong Kong. Mar. 2013.
  (Full version, Project page)
• Historicizing new media: A content analysis of Twitter.
  Lee Humphreys, Phillipa Gill, Balachander Krishnamurthy and Elizabeth Newbury
  In The Journal of Communication. June 2013
  An earlier version of this work appeared in the International Communication Association Conference (2012).

2012

• Modeling on Quicksand: Dealing with the Scarcity of Ground Truth in Interdomain Routing Data
  Phillipa Gill, Michael Schapira, and Sharon Goldberg
  In ACM Computer Communications Review. (Jan. 2012)
• Historicizing new media: A content analysis of Twitter
  Lee Humphreys, Phillipa Gill, Balachander Krishnamurthy, and Elizabeth Newbury
  In Conference of the International Communication Association. Phoenix, USA. May 2012
• Improving Dependability for Internet-scale Services
  Phillipa Gill
  PhD Thesis, Dept. of Computer Science, University of Toronto. Sept. 2012. (Defended: Sept. 7, 2012).

2011

• Characterizing Organizational Use of Web-based Services: Methodology, Challenges, Observations, and Insights
  Phillipa Gill, Martin Arlitt, Niklas Carlsson, Anirban Mahanti, and Carey Williamson
  In ACM Transations on the Web (TWeb) Vol. 5 Issue 4. (Oct. 2011)
• Characterizing Intelligence Gathering and Control on an Edge Network
  Martin Arlitt, Niklas Carlsson, Phillipa Gill, Aniket Mahanti and Carey Williamson
  In ACM Transactions on Internet Technology (TOIT) Vol. 11 Issue 1. (July 2011)
• A Socratic method for validation of measurement-based networking research
  Balachander Krishnamurthy, Walter Willinger, Phillipa Gill, and Martin Arlitt
  In Computer Communications. Vol. 34 Issue 1 (Jan. 2011)
• Short Paper: A Look at SmartPhone Permission Models
  Kathy Au, Billy Zhou, Zhen Huang, Phillipa Gill and David Lie
  In the 2011 ACM CCS Workshop on Security and Privacy in Smartphones and Mobile Devices. Chicago, USA. Oct. 2011.
• Let the Market Drive Deployment: A Strategy for Transitioning to BGP Security
  Phillipa Gill, Michael Schapira and Sharon Goldberg
  In SIGCOMM 2011. Toronto, Canada. Aug. 2011.
  (Accept rate: 14%, Full version, Project page, Seminar slides, SIGCOMM slides [PDF, PPTX], SIGCOMM Video)
  (Presented at NANOG 52 Denver, USA. June 2011)
• Understanding Network Failures in Data Centers: Measurement, Analysis, and Implications
  Phillipa Gill, Navendu Jain and Nachi Nagappan
  In SIGCOMM 2011. Toronto, Canada. Aug. 2011.
  (Accept rate: 14%, Project page, SIGCOMM slides [PDF, PPTX], SIGCOMM Video)

2010

• Understanding latent sector errors and how to protect against them.
  Bianca Schroeder, Sotirios Damouras and Phillipa Gill.
  In Transaction on Storage (ToS). Vol. 6, Issue 3. (Sept. 2010)
• Dude where's that IP? Circumventing Measurement-based IP Geolocation
  Phillipa Gill, Yashar Ganjali, Bernard Wong and David Lie.
  In the 19th Usenix Security Symposium. Washington, USA. Aug. 2010.
  (Accept rate: 15%, Usenix Sec. slides, seminar slides)
• How much is too much? Privacy issues on Twitter
  Lee Humphreys, Phillipa Gill and Balachander Krishnamurthy
  In Conference of International Communication Association. Singapore. June 2010.
• Understanding Latent Sector Errors and How to Protect Against Them
  Bianca Schroeder, Sotirios Damouras and Phillipa Gill
  In the 8th Usenix Conference on File and Storage Technologies (FAST 2010). San Jose, USA. Feb. 2010.
  (Accept rate: 24%)

2008

• Scalable On-Demand Media Streaming for Heterogeneous Clients
  Phillipa Gill, Liqi Shi, Anirban Mahanti, Zongpeng Li, and Derek Eager
  In ACM Transactions on Multimedia Computing, Communications, and Applications. Vol. 5 Issue 1 (Oct. 2008)
• Network Information Flow in Network of Queues
  Phillipa Gill, Zongpeng Li, Anirban Mahanti, Jingxiang Luo and Carey Williamson
  In Proc. of 16th IEEE International Symposium on Modeling, Analysis, and Simulation of Computer and Telecommunication Systems (MASCOTS) Baltimore, USA. Sept. 2008.
• A Few Chirps about Twitter
  Balachander Krishnamurthy, Phillipa Gill, and Martin Arlitt
  In Proc. of ACM SIGCOMM Workshop on Online Social Networks. Seattle, USA. Aug. 2008
  (Accept rate: 35%)
• The Flattening Internet Topology: Natural Evolution, Unsightly Barnacles or Contrived Collapse?
  Phillipa Gill, Martin Arlitt, Zongpeng Li, and Anirban Mahanti
  In Proc. of Passive and Active Measurement (PAM) Conference 2008. Cleveland, USA. Apr. 2008.
  (Accept rate: 32%, Best Paper Award, Data sets)
• Characterizing User Sessions on YouTube
  Phillipa Gill, Martin Arlitt, Zongpeng Li, and Anirban Mahanti
  In Proc. of ACM/SPIE MMCN. San Jose, USA. Jan. 2008.
• YouTube Workload Characterization
  Phillipa Gill
  MSc. Thesis, Dept. of Computer Science, University of Calgary. March 2008. (Defended: March 7, 2008).

2007

• YouTube Traffic Characterization: A View From the Edge
  Phillipa Gill, Martin Arlitt, Zongpeng Li, and Anirban Mahanti
  In Proc. of ACM SIGCOMM Internet Measurement Conference (IMC). San Diego, USA. Oct. 2007.
  (Accept rate: ~24% for full papers)
• Video to Go: The Effects of Mobility on Streaming Media in a CDMA2000 1xEV-DO Network
  Phillipa Sessini, Matei Leventer, and Anirban Mahanti
  In Proc. of ACM/SPIE Multimedia Computing and Networking Conference (MMCN). San Jose, USA, Jan. 2007.
  (Accept rate: ~30%)
• Modeling the Gaia Hypothesis: Daisyworld
  Phillipa Sessini
  Dept. of Computer Science, University of Calgary. Tech Report #2007-857-09 April 2007.
  See live demos of this project here.

2006

• Scalable Streaming for Heterogeneous Clients
  Liqi Shi, Phillipa Sessini, Anirban Mahanti, Zongpeng Li, and Derek Eager
  In ACM Multimedia 2006. Santa Barbara, USA, Oct. 2006.
  (Accept rate: ~16%)
• Observations on Round-Trip Times of TCP Connections
  Phillipa Sessini and Anirban Mahanti
  In Proc. of SCS SPECTS 2006. Calgary, Canada, July 2006.