Publications


Meenatchi Sundaram Muthu Selva Annamalai, Emiliano De Cristofaro
Nearly Tight Black-Box Auditing of Differentially Private Machine Learning
Thirty-eighth Annual Conference on Neural Information Processing Systems (NeurIPS 2024), to appear
[pre-print]

Georgi Ganev, Kai Xu, Emiliano De Cristofaro
Graphical vs. Deep Generative Models: Measuring the Impact of Differentially Private Mechanisms and Budgets on Utility
31st ACM Conference on Computer and Communications Security (ACM CCS 2024), to appear
[full version]

Meenatchi Sundaram Muthu Selva Annamalai
It’s Our Loss: No Privacy Amplification for Hidden State DP-SGD With Non-Convex Loss
17th ACM Workshop on Artificial Intelligence and Security (AISec 2024), to appear
[pre-print]

Meenatchi Sundaram Muthu Selva Annamalai, Georgi Ganev, Emiliano De Cristofaro
“What do you want from theory alone?” Experimenting with Tight Auditing of Differentially Private Synthetic Data Generation
33st USENIX Security Symposium (Usenix Security 2024)
[pdf]

Meenatchi Sundaram Muthu Selva Annamalai, Andrea Gadotti, Luc Rocher
A Linear Reconstruction Approach for Attribute Inference Attacks against Synthetic Data
33rd USENIX Security Symposium (USENIX Security 2024)
[pdf]

Alexandros Efstratiou, Marina Efstratiou, Satrio Yudhoatmojo, Jeremy Blackburn, Emiliano De Cristofaro
“Here’s Your Evidence”: False Consensus in Public Twitter Discussions of COVID-19 Science
27th ACM Conference on Computer Supported Cooperative Work and Social Computing (ACM CSCW 2024)
[pdf]

Alexandros Efstratiou
Deliberate Exposure to Opposing Views and its Association with Behavior and Rewards on Political Communities
Proceedings of the ACM Web Conference 2024 (TheWebConf 2024)
[pdf]

Mohammad Naseri, Yufei Han, Emiliano De Cristofaro
BadVFL: Backdoor Attacks in Vertical Federated Learning
45th IEEE Symposium on Security & Privacy (S&P 2024)
[pdf]

Emiliano De Cristofaro
Synthetic Data: Methods, Use Cases, and Risks
IEEE Security and Privacy Magazine (Special Issue on Synthetic Realities), 2024
[pdf]

Georgi Ganev
Synthetic Data, Similarity-based Privacy Metrics, and Regulatory (Non-)Compliance
2nd ICML Workshop on Generative AI and Law (GenLaw 2024)
[pdf]

Meenatchi Sundaram Muthu Selva Annamalai, Igor Bilogrevic, Emiliano De Cristofaro
FP-Fed: Privacy-Preserving Federated Detection of Browser Fingerprinting
31st Network and Distributed System Security Symposium (NDSS 2024)
[pdf]

Mohammad Hammas Saeed, Kostantinos Papadamou, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini
TUBERAIDER: Attributing Coordinated Hate Attacks on YouTube Videos to their Source Communities
18th International AAAI Conference on Web and Social Media (ICWSM 2024)
[pdf]

Jay Patel, Pujan Paudel, Emiliano De Cristofaro, Gianluca Stringhini, Jeremy Blackburn
iDRAMA-Scored-2024: A Dataset of the Scored Social Media Platform from 2020 to 2023
18th International AAAI Conference on Web and Social Media, Dataset Paper (ICWSM 2024)
[pdf]

Pujan Paudel, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Savvas Zannettou
Lambretta: Learning to Rank for Twitter Soft Moderation
44th IEEE Symposium on Security & Privacy (S&P 2023)
[pdf]

Santiago Zanella-Béguelin, Lukas Wutschitz, Shruti Tople, Ahmed Salem, Victor Rühle, Andrew Paverd, Mohammad Naseri, Boris Köpf, Daniel Jones
Bayesian estimation of differential privacy
40th International Conference on Machine Learning (ICML 2023)
[pdf]

Kai Xu, Georgi Ganev, Emile Joubert, Rees Davison, Olivier Van Acker, Luke Robinson
Synthetic Data Generation of Many-to-Many Datasets via Random Graph Generation
11th International Conference on Learning Representations (ICLR 2023)
[pdf]

Alexandros Efstratiou, Jeremy Blackburn, Tristan Caulfield, Gianluca Stringhini, Savvas Zannettou, Emiliano De Cristofaro
Non-Polar Opposites: Analyzing the Relationship Between Echo Chambers and Hostile Intergroup Interactions on Reddit
17th International AAAI Conference on Web and Social Media (ICWSM 2023)
[pdf]

Satrio Baskoro Yudhoatmojo, Emiliano De Cristofaro, Jeremy Blackburn
Understanding the Use of e-Prints on Reddit and 4chan’s Politically Incorrect Board
15th ACM Web Science Conference 2023 (WebSci 2023)
Best Paper
[pdf]

Utkucan Balci, Chen Ling, Emiliano De Cristofaro, Megan Squire, Gianluca Stringhini, Jeremy Blackburn
Beyond Fish and Bicycles: Exploring the Varieties of Online Women’s Ideological Spaces
15th ACM Web Science Conference 2023 (WebSci 2023)
[pdf]

Georgi Ganev
When Synthetic Data Met Regulation
1st ICML Workshop on Generative AI and Law (GenLaw 2023)
[pdf]

Lauren Arthur, Jason Costello, Jonathan Hardy, Will O’Brien, James Rea, Gareth Rees, Georgi Ganev
On the Challenges of Deploying Privacy-Preserving Synthetic Data in the Enterprise
1st ICML Workshop on Deployment Challenges for Generative AI
[pdf]

Mohammad Naseri, Yufei Han, Enrico Mariconti, Yun Shen, Gianluca Stringhini, Emiliano De Cristofaro
CERBERUS: Exploring Federated Prediction of Security Events
29th ACM Conference on Computer and Communications Security (ACM CCS 2022)
[pdf]

Wai Man Si, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Savvas Zannettou, Yang Zhang
Why So Toxic? Measuring and Triggering Toxic Behavior in Open-Domain Chatbots
29th ACM Conference on Computer and Communications Security (ACM CCS 2022)
Honorable Mention
[pdf]
Media Coverage: FastCompany

Jack P. Hughes, Alexandros Efstratiou, Sara R. Komer, Lilli A. Baxter, Milica Vasiljevic, Ana C. Leite
The impact of risk perceptions and belief in conspiracy theories on COVID-19 pandemic-related behaviours
PLOS One, 17(2)
[pdf]

Alexandros Efstratiou and Emiliano De Cristofaro
Adherence to Misinformation on Social Media Through Socio-Cognitive and Group-Based Processes
25th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW 2022)
[pdf]

Georgi Ganev, Bristena Oprisanu, Emiliano De Cristofaro
Robin Hood and Matthew Effects – Differential Privacy Has Disparate Impact on Synthetic Data
39th International Conference on Machine Learning (ICML 2022)
[pdf]

Yugeng Liu, Rui Wen, Xinlei He, Ahmed Salem, Zhikun Zhang, Michael Backes, Emiliano De Cristofaro, Mario Fritz, Yang Zhang
ML-Doctor: Holistic Risk Assessment of Inference Attacks Against Machine Learning Models
31st USENIX Security Symposium (Usenix Security 2022)
[pdf]

Mohammad Hammas Saeed, Shiza Ali, Jeremy Blackburn, Emiliano De Cristofaro, Savvas Zannettou, and Gianluca Stringhini
TROLLMAGNIFIER: Detecting State-Sponsored Troll Accounts on Reddit
43th IEEE Symposium on Security & Privacy (S&P 2022)
[pdf]
Media Coverage: Wired

Chen Ling, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini
Slapping Cats, Bopping Heads, and Oreo Shakes: Understanding Indicators of Virality in TikTok Short Videos
14th ACM Web Science Conference (ACM WebSci 2022)
[pdf]

Haris Bin Zia, A. Raman, I. Castro, I. Anaobi, Emiliano De Cristofaro, N. Sastry, Gareth Tyson
Toxicity in the Decentralized Web and the Potential for Model Sharing
ACM International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS 2022)
[pdf]

Georgi Ganev
DP-SGD vs PATE: Which Has Less Disparate Impact on GANs?
3rd AAAI Workshop on Privacy-Preserving Artificial Intelligence (PPAI 2022)
[pdf]

Bristena Oprisanu, Georgi Ganev, Emiliano De Cristofaro
On Utility and Privacy in Synthetic Genomic Data
29th Network and Distributed System Security Symposium (NDSS 2022)
[pdf]

Mohammad Naseri, Jamie Hayes, Emiliano De Cristofaro
Local and Central Differential Privacy for Robustness and Privacy in Federated Learning
29th Network and Distributed System Security Symposium (NDSS 2022)
[pdf]

Antonis Papasavva, Max Aliapoulios, Cameron Ballard, Emiliano De Stringhini, Savvas Zannettou, and Jeremy Blackburn
The Gospel According to Q: Understanding the QAnon Conspiracy from the Perspective of Canonical Information
16th International AAAI Conference on Web and Social Media (ICWSM 2022)
[pdf]
Media Coverage: New Scientist

Kostantinos Papadamou, Savvas Zannettou, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, and Michael Sirivianos
“It is just a flu”: Assessing the Effect of Watch History on YouTube’s Pseudoscientific Video Recommendations
16th International AAAI Conference on Web and Social Media (ICWSM 2022)
[pdf]

Anaobi Ishaku, Igancio Castro, Aravindh Raman, Haris Bin Zia, Emiliano De Cristofaro, N. Sastry, Gareth Tyson
Exploring Content Moderation in the Decentralised Web: The Pleroma Case
17th International Conference on emerging Networking EXperiments and Technologies (ACM CoNext 2021)
[pdf]

Yuping Wang, Savvas Zannettou, Jeremy Blackburn, Barry Bradlyn, Emiliano De Cristofaro, and Gianluca Stringhini
A Multi-Platform Analysis of Political News Discussion and Sharing on Web Communities
2021 IEEE International Conference on Big Data (IEEE BigData 2021)
[pdf]

Emiliano De Cristofaro
A Critical Overview of Privacy in Machine Learning
IEEE Security & Privacy Magazine, Volume 19, Issue 4, July-August 2021
[pdf]

Periwinkle Doerfler, Andrea Forte, Emiliano De Cristofaro, Gianluca Stringhini, Jeremy Blackburn, and Damon McCoy
“I’m a Professor, which isn’t usually a dangerous job”: Internet-Facilitated Harassment and its Impact on Researchers
24th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW 2021)
Impact Recognition Award
[pdf]

Manoel Horta Ribeiro, Shagun Jhaver, Savvas Zannettou, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, and Robert West
Do Platform Migrations Compromise Content Moderation? Evidence from r/The_Donald and r/Incels
24th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW 2021)
Honorable Mention
[pdf] [video]
Media Coverage: WaPo, El Pais, The Brink, Wired

Kostantinos Papadamou, Savvas Zannettou, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, and Michael Sirivianos
“How over is it?” Understanding the Incel Community on YouTube
24th ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW 2021)
[pdf] [video]

Chen Ling, Ihab AbuHilal, Jeremy Blackburn, Emiliano De Cristofaro, Savvas Zannettou, Gianluca Stringhini
Dissecting the Meme Magic: Understanding Indicators of Virality in Image Memes
24th ACM Conference on Computer-Supported Cooperative Work and Social Computing (CSCW 2021)
[pdf] [video]
Media Coverage: Input Mag

Shiza Ali, Mohammad Hammas Saeed, Esraa Aldreabi, Jeremy Blackburn, Emiliano De Cristofaro, Savvas Zannettou, and Gianluca Stringhini
Understanding the Effect of Deplatforming on Social Networks
13th ACM Web Science Conference (ACM WebSci 2021)
[pdf]

Antonis Papasavva, Jeremy Blackburn, Gianluca Stringhini, Savvas Zannettou, and Emiliano De Cristofaro
“Is it a Qoincidence?”: An Exploratory Study of QAnon on Voat
30th The Web Conference (WWW 2021)
[pdf] [video]
Media Coverage: Wired, Echosec, The Daily Beast

Max Aliapoulios, Emmi Bevensee, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, and Savvas Zannettou
A Large Open Dataset from the Parler Social Network
15th International AAAI Conference on Web and Social Media (ICWSM 2021)
[pdf]
Media Coverage: USA Today, The Conversation, Business Insider-1, Business Insider-2

Manoel Horta Ribeiro, Jeremy Blackburn, Barry Bradlyn, Emiliano De Cristofaro Gianluca Stringhini, Summer Long, Stephanie Greenberg, and Savvas Zannettou
The Evolution of the Manosphere Across the Web
15th International AAAI Conference on Web and Social Media (ICWSM 2021)
[pdf]
Media Coverage: Newsweek, MIT Tech, Daily Mail

Yuping Wang, Fatemeh Tahmasbi, Jeremy Blackburn, Barry Bradlyn, Emiliano De Cristofaro, David Magerman, Savvas Zannettou, and Gianluca Stringhini
Understanding the Use of Fauxtography on Social Media
15th International AAAI Conference on Web and Social Media (ICWSM 2021)
[pdf] [video]

Alexandros Mittos, Savvas Zannettou, Jeremy Blackburn, and Emiliano De Cristofaro
Analyzing Genetic Testing Discourse on the Web Through the Lens of Twitter, Reddit, and 4chan
ACM Transactions on the Web (TWEB), Volume 13, Issue 4, August 2020
[pdf]

Apostolos Pyrgelis, Carmela Troncoso, and Emiliano De Cristofaro
Measuring Membership Privacy on Aggregate Location Time-Series
ACM International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS 2020)
[pdf] [video]

Matt Wixey, Shane Johnson, and Emiliano De Cristofaro
On the Feasibility of Acoustic Attacks Using Commodity Smart Devices
IEEE Workshop on the Internet of Safe Things (co-located with IEEE S&P 2020)
[full version]

Antonis Papasavva, Savvas Zannettou, Emiliano De Cristofaro, Gianluca Stringhini, Jeremy Blackburn
Raiders of the Lost Kek: 3.5 Years of Augmented 4chan Posts from the Politically Incorrect Board
14th International AAAI Conference on Web and Social Media (ICWSM 2020)
[pdf] [video]

Savvas Zannettou, Barry Bradlyn, Tristan Caulfield, Emiliano De Cristofaro, Gianluca Stringhini, and Jeremy Blackburn
Characterizing the Use of Images in State-Sponsored Information Warfare Operations by Russian Trolls on Twitter
14th International AAAI Conference on Web and Social Media (ICWSM 2020)
[full version]

Alexandros Mittos, Savvas Zannettou, Jeremy Blackburn, and Emiliano De Cristofaro
“And We Will Fight For Our Race! A Measurement Study of Genetic Testing Conversations on Reddit and 4chan
14th International AAAI Conference on Web and Social Media (ICWSM 2020)
[full version] [video]
Media Coverage: The Times, StatNews

Enrico Mariconti, Guillermo Suarez-Tangil, Jeremy Blackburn, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Jordi Luque Serrano, and Gianluca Stringhini
“You Know What to Do”: Proactive Detection of YouTube Videos Targeted by Coordinated Hate Attacks
22nd ACM Conference on Computer-Supported Cooperative Work and Social Computing (CSCW 2019)
[pdf]

Bristena Oprisanu, Christophe Dessimoz, and Emiliano De Cristofaro
How Much Does GenoGuard Really Guard? An Empirical Analysis of Long-Term Security for Genomic Data
18th ACM CCS Workshop on Privacy in the Electronic Society (WPES 2019)
[pdf]

Aravindh Raman, Sagar Joglekar, Emiliano De Cristofaro, Nishanth Sastry, Gareth Tyson
Challenges in the Decentralized Web: The Mastodon Case
19th ACM Internet Measurement Conference (IMC 2019)
[pdf] [video]

Hassan Jameel Asghar, Emiliano De Cristofaro, Guillaume Jourjon, Dali Kaafar, Laurent Mathy, Luca Melis, Craig Russell, and Mang Yu
Fast Privacy-Preserving Network Function Outsourcing
Computer Networks, Vol. 163, 2019
[pdf]

Despoina Chatzakou, Ilias Leontiadis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali, and Nicolas Kourtellis
Detecting Cyberbullying and Cyberaggression in Social Media
ACM Transactions on the Web (TWEB), Vol. 13, No. 3, 2019
[pdf]
Media Coverage: The Register, BBC, NewsBusters, SkyNews

Luca Melis, Congzheng Song, Emiliano De Cristofaro, and Vitaly Shmatikov
Exploiting Unintended Feature Leakage in Collaborative Learning
40th IEEE Symposium on Security & Privacy (S&P 2019)
[pdf] [video]

Vincent Primault, Vasileios Lampos, Ingemar Cox, and Emiliano De Cristofaro
Privacy-Preserving Crowd-Sourcing of Web Searches with Private Data Donor
28th The Web Conference (WWW 2019)
[pdf]

Savvas Zannettou, Tristan Caulfield, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini, and Jeremy Blackburn
Disinformation Warfare: Understanding State-Sponsored Trolls on Twitter & Their Influence on the Web
4th WebConf Workshop on CyberSafety, Online Harassment, and Misinformation (CyberSafety 2019)
Best Paper
[pdf]

Lucky Onwuzurike, Enrico Mariconti, Panagiotis Andriotis, Emiliano De Cristofaro, Gordon Ross, and Gianluca Stringhini
MaMaDroid: Detecting Android Malware by Building Markov Chains of Behavioral Models (Extended Version)
ACM Transactions on Privacy and Security (ACM TOPS), Volume 22, Issue 2, April 2019
[pdf]

Jamie Hayes, Luca Melis, George Danezis, Emiliano De Cristofaro
LOGAN: Membership Inference Attacks Against Generative Models
Proceedings on Privacy Enhancing Technologies, Vol. 2019, Issue 1 (PoPETS 2019)
[pdf]

Alexandros Mittos, Bradley Malin, and Emiliano De Cristofaro
Systematizing Genome Privacy Research: A Privacy-Enhancing Technologies Perspective
Proceedings on Privacy Enhancing Technologies, Vol. 2019, Issue 1 (PoPETS 2019)
[pdf]

Juan Echeverria, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Gianluca Stringhini, Shi Zhou
LOBO – Evaluation of Generalization Deficiencies in Twitter Bot Classifiers
34th Annual Computer Security Applications Conference (ACSAC 2018)
[pdf]

Luca Melis, Apostolos Pyrgelis, Emiliano De Cristofaro
On Collaborative Predictive Blacklisting
ACM SIGCOMM’s Computer Communication Review (CCR), Vol. 48, No. 5, Oct. 2018
[full version]

Savvas Zannettou, Tristan Caulfield, Jeremy Blackburn, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini, and Guillermo Suarez-Tangil
On the Origins of Memes by Means of Fringe Web Communities
18th ACM Internet Measurement Conference (IMC 2018)
Distinguished Paper
[pdf] code
Media Coverage: BBC Trending, BBC News, MIT Technology Review, CBS News, The Independent, VICE, Business Insider, The Daily Dot, Quartz, El Pais, MotherJones, InfoWars, Thinkprogress, Iflscience, Hornet, Bellingcat

Gergely Acs, Luca Melis, Claude Castelluccia, Emiliano De Cristofaro (Extended Version)
Differentially Private Mixture of Generative Neural Networks
IEEE Transactions on Knowledge and Data Engineering (TKDE 2018)
[pdf]

Neema Kotonya, Paolo De Cristofaro, Emiliano De Cristofaro
Of Wines and Reviews: Measuring and Modeling the Vivino Wine Social Network
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2018)
[full version]

Lucky Onwuzurike, Mario Almeida, Enrico Mariconti, Jeremy Blackburn, Gianluca Stringhini, Emiliano De Cristofaro
A Family of Droids–Android Malware Detection via Behavioral Modeling: Static vs Dynamic Analysis
16th Annual Conference on Privacy, Security and Trust 16th Annual Conference on Privacy, Security and Trust (PST 2018)
[full version]

Andrea Cerulli, Emiliano De Cristofaro, Claudio Soriente
Nothing Refreshes Like a RePSI: Reactive Private Set Intersection
16th International Conference on Applied Cryptography and Network Security (ACNS 2018)
[full version]

Angelo Massimo Perillo and Emiliano De Cristofaro
PAPEETE: Private, Authorized, and Fast Personal Genomic Testing
15th Internatial Conference on Security and Cryptography (SECRYPT 2018)
[full version]

Savvas Zannettou, Jeremy Blackburn, Emiliano De Cristofaro, Michael Sirivianos, Gianluca Stringhini
Understanding Web Archiving Services and Their (Mis)Use on Social Media
12th International AAAI Conference on Web and Social Media (ICWSM 2018)
[full version]

Bristena Oprisanu and Emilliano De Cristofaro
AnoniMME: Bringing Anonymity to the Matchmaker Exchange Platform for Rare Disease Gene Discovery
26th ISCB Conference on Intelligent Systems for Molecular Biology (ISMB 2018)
[full version]

Savvas Zannettou, Barry Bradlyn, Emiliano De Cristofaro, Haewoon Kwak, Michael Sirivianos, Gianluca Stringhini, Jeremy Blackburn
What is Gab? A Bastion of Free Speech or an Alt-Right Echo Chamber?
3rd WWW Workshop on Computational Methods for CyberSafety (CyberSafety 2018)
[pdf]

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro
Knock Knock, Who’s There? Membership Inference on Aggregate Location Data
25th Network and Distributed System Security Symposium (NDSS 2018)
Distinguished Paper INRIA-CNIL privacy protection award runner-up
[full version] [blog] [video]

Gergely Acs, Luca Melis, Claude Castelluccia, Emiliano De Cristofaro
Differentially Private Mixture of Generative Neural Networks
17th IEEE International Conference on Data Mining (ICDM 2017)
[full version]

Savvas Zannettou, Tristan Caulfield, Emiliano De Cristofaro, N. Kourtellis, I. Leontiadis, M. Sirivianos, Gianluca Stringhini, Jeremy Blackburn
The Web Centipede: Understanding How Web Communities Influence Each Other Through the Lens of Mainstream and Alternative News Sources
17th ACM Internet Measurement Conference (IMC 2017)
[pdf] [blog]
Media Coverage: Nature, The Atlantic, La Repubblica (in Italian), Ansa (in Italian), Sky News, Hacker News, BoingBoing, Phys.org, Naked Security

Muhammad Ikram, Lucky Onwuzurike, Shehroze Farooqi, Emiliano De Cristofaro, Arik Friedman, Guillaume Jourjon, Dali Kaafar, M. Zubair Shafiq
Measuring, Characterizing, and Detecting Facebook Like Farms
ACM Transactions on Privacy and Security, Vol. 20, No. 4 (ACM TOPS 2017)

Apostolos Pyrgelis, Carmela Troncoso, Emiliano De Cristofaro
What Does The Crowd Say About You? Evaluating Aggregation-based Location Privacy
Proceedings on Privacy Enhancing Technologies, Vol. 2017, Issue 4 (PoPETS 2017)
[pdf]

Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Mean Birds: Detecting Aggression and Bullying on Twitter
9th International ACM Web Science Conference (ACM WebSci 2017), also appeared as a poster at WWW 2017
[pdf]

Gabriel Hine, Jeremiah Onaolapo, Emiliano De Cristofaro, Nicolas Kourtellis, Ilias Leontiadis, Gianluca Stringhini, Jeremy Blackburn
Kek, Cucks, and God Emperor Trump: A Measurement Study of 4chan’s Politically Incorrect Forum and Its Effects on the Web
11th International AAAI Conference on Web and Social Media (ICWSM 2017)
Best Paper runner-up
[full version] [blog]
Media Coverage: Nature, Motherboard, The Independent, The Conversation, MIT Technology Review, Vice, La Stampa (in Italian), La Repubblica (in Italian), BoingBoing, Pacific Standard

Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Hate is not binary: Studying abusive behavior of #GamerGate on Twitter
28th ACM Conference on Hypertext and Social Media (ACM HyperText 2017)
[pdf]

Shehroze Farooqi, Muhammad Ikram, Emiliano De Cristofaro, Arik Friedman, Guillaume Jourjon, Dali Kaafar, M. Zubair Shafiq, Fareed Zaffar
Characterizing Key Stakeholders in an Online Black-Hat Marketplace
12th IEEE/APWG Symposium on Electronic Crime Research (eCrime 2017)
[pdf]

Despoina Chatzakou, Nicolas Kourtellis, Jeremy Blackburn, Emiliano De Cristofaro, Gianluca Stringhini, Athena Vakali
Measuring #GamerGate: A Tale of Hate, Sexism, and Bullying
2nd WWW Workshop on Computational Methods for CyberSafety (CyberSafety 2017)
[pdf]

Sina Sajadmanesh, Sina Jafarzadeh, Seyed Ali Ossia, Hamid R. Rabiee, Hamed Haddadi, Yelena Mejova, Mirco Musolesi, Emiliano De Cristofaro, Gianluca Stringhini
Kissing Cuisines: Exploring Worldwide Culinary Habits on the Web
26th International World Wide Web Conference Web Science Track (WWW 2017)
[pdf]
Media Coverage: MIT Tech Review, The Independent, ReachMD, France 24 (in French), Sciences et Avenir (in French), NEXO (in Portoguese)

Enrico Mariconti, Lucky Onwuzurike, Panagiotis Andriotis, Emiliano De Cristofaro, Gordon Ross, Gianluca Stringhini
MaMaDroid: Detecting Android Malware by Building Markov Chains of Behavioral Models
24th Network and Distributed System Security Symposium (NDSS 2017)
CSAW Europe Applied Research Award, 2nd place (out of 128 papers)
[pdf] [blog] code
Media Coverage: The Morning Paper

Hamed Haddadi, Rishab Nithyanand, Sheharbano Khattak, Mobin Javed, Narseo Vallina-Rodriguez, Marjan Falahrastegar, Julia E. Powles, Emiliano De Cristofaro, Steven J. Murdoch
The Adblocking Tug-of-War
USENIX ;login: Magazine, Winter 2016, Vol. 41, No. 4 (;login: 2016)
[pdf]

Apostolos Pyrgelis, Emiliano De Cristofaro, Gordon J. Ross
Privacy-Friendly Mobility Analytics using Aggregate Location Data
24th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2016)
[pdf]

Emiliano De Cristofaro, Kaitai Liang, Yuruo Zhang
Privacy-Preserving Genetic Relatedness Test
3rd International Workshop on Genome Privacy and Security (GenoPri 2016)
[pdf]

Rishab Nithyanand, Sheharbano Khattak, Mobin Javed, Narseo Vallina-Rodriguez, Marjan Falahrastegar, Julia E. Powles, Emiliano De Cristofaro, Hamed Haddadi, Steven J. Murdoch
Ad-Blocking and Counter Blocking: A Slice of the Arms Races
6th USENIX Workshop on Free and Open Communications on the Internet (FOCI 2016)
[pdf]

Hassan Jameel Asghar, Luca Melis, Cyril Soldani, Emiliano De Cristofaro, Dali Kaafar, Laurent Mathy
SplitBox: Toward Efficient Private Network Function Virtualization
3rd ACM SIGCOMM Workshop on Hot Topics in Middleboxes and Network Function Virtualization (HotMiddleBox 2016)
[full version]

Luca Melis, George Danezis, Emiliano De Cristofaro
Efficient Private Statistics with Succinct Sketches
23rd Network and Distributed System Security Symposium (NDSS 2016)
2017 data protection by design award (from Catalan data protection authority)
[pdf] [blog]

Lucky Onwuzurike and Emiliano De Cristofaro
Experimental Analysis of Popular Smartphone Apps Offering Anonymity, Ephemerality, and End-to-End Encryption
1st NDSS Workshop on Understanding and Enhancing Online Privacy (UEOP 2016)
[full version]

Kat Krol, Muhammad Sajidur Rahman, Simon Parkin, Emiliano De Cristofaro and Eugene Vasserman
An Exploratory Study of User Perceptions of Payment Methods in the UK and the US
10th NDSS Workshop on Usable Security (USEC 2016)
[pdf]

Luca Melis, Hassan Jameel Asghar, Emiliano De Cristofaro, Dali Kaafar
Private Processing of Outsourced Network Functions: Feasibility and Constructions
1st ACM International Workshop on Security in Software Defined Networks & Network Function Virtualization (SDNNFVSEC 2016)
[full version]

Julien Freudiger, Emiliano De Cristofaro, Alex Brito
Controlled Data Sharing for Collaborative Predictive Blacklisting
12th Conference on Detection of Intrusions and Malware & Vulnerability Assessment (DIMVA 2015)
[full version]

Marcin Nagy, Thanh Bui, Emiliano De Cristofaro, N. Asokan, Joerg Ott, Ahmad-Reza Sadeghi
How Far Removed Are You? Scalable Privacy-Preserving Estimation of Social Path Length with Social PaL
8th ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec 2015)
[full version]

Lucky Onwuzurike and Emiliano De Cristofaro
Danger is my middle name: Experimenting with SSL Vulnerabilities in Android Apps
8th ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec 2015)
[full version]

Erman Ayday, Emiliano De Cristofaro, Jean-Pierre Hubaux, Gene Tsudik
Whole Genome Sequencing: Revolutionary Medicine or Privacy Nightmare
IEEE Computer Magazine, Vol. 48, No. 2, February 2015
Accepted in August 2013, also presented as a poster at Usenix Security 2013
editor version author version

Kat Krol, Eleni Philippou, Emiliano De Cristofaro, M. Angela Sasse
“They brought in the horrible key ring thing” – Analysing the Usability of Two-Factor Authentication in UK Online Banking
9th NDSS Workshop on Usable Security (USEC 2015)
[pdf]

Abdelberi Chaabane, Terence Chen, Mathieu Cunche, Emiliano De Cristofaro, Arik Friedman, Dali Kaafar
Censorship in the Wild: Analyzing Web Filtering in Syria
14th ACM Internet Measurement Conference (IMC 2014)
Best Paper runner-up
[full version]
Media Coverage: The Register, MIT Tech Review, Boing Boing, ACM Tech News, Physics Central, Motherboard, The Conversation

Emiliano De Cristofaro, Arik Friedman, Guillaume Jourjon, Dali Kaafar, M. Zubair Shafiq
Paying for Likes? Understanding Facebook Like Fraud Using Honeypots
14th ACM Internet Measurement Conference (IMC 2014)
[pdf]
Media Coverage: MIT Tech Review, Pacific Standard, The Telegraph, ACM Tech News, Yahoo Finance, Zero Hedge, Media Post, The New Republic

George Danezis and Emiliano De Cristofaro
Fast and Private Genomic Testing for Disease Susceptibility
13th ACM CCS Workshop on Privacy in the Electronic Society (WPES 2014)
(A preliminary version, titled “Simpler Protocols for Privacy-Preserving Disease Susceptibility Testing”, appeared in GenoPri 2014)
[pdf]

Igor Bilogrevic, Emiliano De Cristofaro, Julien Freudiger, Ersin Uzun
What’s the Gist? Privacy-Preserving Aggregation of User Profiles
19th European Symposium on Research in Computer Security (ESORICS 2014)
[pdf]

Filipe Beato, Emiliano De Cristofaro, Kasper Bonne Rasmussen
Undetectable Communication: The Online Social Networks Case
12th IEEE Annual Conference on Privacy, Security and Trust (PST 2014)
[pdf]

Emiliano De Cristofaro
Genomic Privacy and the Rise of a New Research Community
IEEE Security & Privacy Magazine, Vol. 12, No. 2, March-April 2014
[pdf]
Media Coverage: DNA Digest

Emiliano De Cristofaro
An Exploratory Ethnographic Study of Issues and Concerns with Whole Genome Sequencing
8th NDSS Workshop on Usable Security (USEC 2014)
[pdf]

Emiliano De Cristofaro, Honglu Du, Julien Freudiger, Greg Norcie
Two-Factor or not Two-Factor? A Comparative Usability Study of Two-Factor Authentication 
8th NDSS Workshop on Usable Security (USEC 2014)
[pdf]

Carlo Blundo, Emiliano De Cristofaro, Paolo Gasti
EsPRESSo: Efficient Privacy-Preserving Evaluation of Sample Set Similarity (Extended Version)
Journal of Computer Security, Vol. 22, No. 3, 2014
[pdf]

Marcin Nagy, Emiliano De Cristofaro, Alexandra Dmitrienko, N. Asokan, Amhad-Reza Sadeghi
Do I Know You? - Efficient and Privacy-Preserving Common Friend-Finder Protocols and Applications
29th Annual Computer Security Applications Conference (ACSAC 2013)
[full version]

Emiliano De Cristofaro, Claudio Soriente
Extended Capabilities for a Privacy-Enhanced Participatory Sensing Infrastructure (PEPSI)
IEEE Transactions on Information Forensics and Security (TIFS), Vol. 8, No. 12, 2013
[pdf]

Emiliano De Cristofaro, Sky Faber, Gene Tsudik
Secure Genomic Testing with Size- and Position-Hiding Private Substring Matching
12th ACM CCS Workshop on Privacy in the Electronic Society (WPES 2013)
[pdf]

Abdelberi Chaabane, Emiliano De Cristofaro, Dali Kaafar, Ersin Uzun
Privacy in Content-Oriented Networking: Threats and Countermeasures
ACM SIGCOMM Computer Communication Review (CCR), Vol. 43, Issue 3, July 2013.
Also invited to be presented at SIGCOMM 2013 as one of the two “Best CCR Papers”
[full version]

Gregory Norcie, Emiliano De Cristofaro, Victoria Bellotti
Bootstrapping Trust in Online Dating: Social Verification of Online Dating Profiles
7th Financial Cryptography and Data Security Workshop on Usable Security (USEC 2013)
[pdf]
Media Coverage: MIT Tech Review

Emiliano De Cristofaro and Claudio Soriente
Participatory Privacy: Enabling Privacy in Participatory Sensing
IEEE Network. Vol. 27, No. 1, Jan 2013
[pdf]

Alvaro A. Cardenas, Richard Chow, Emiliano De Cristofaro
Data Handling in the Smart Grid: Do We Know Enough?
Annual IFIP Working Group 11.10 International Conference on Critical Infrastructure Protection (CIP 2013)

Emiliano De Cristofaro, Mark Manulis, Bertram Poettering
Private Discovery of Common Social Contacts (Extended Version)
International Journal of Information Security (IJIS), Vol. 12, No. 1, 2013
ACNS 2011 Selected Papers Special Issue
[pdf]

Emiliano De Cristofaro, Claudio Soriente, Gene Tsudik, Andrew Williams
Tweeting with Hummingbird: Privacy in Large-Scale Micro-Blogging OSNs
IEEE Data Engineering Bulletin. Vol. 35, Number 4, December 2012
[pdf]

Emiliano De Cristofaro, Paolo Gasti, Gene Tsudik
Fast and Private Computation of Cardinality of Set Intersection and Union
11th International Conference on Cryptology and Network Security (CANS 2012)
[pdf]

Emiliano De Cristofaro, Sky Faber, Paolo Gasti, Gene Tsudik
GenoDroid: Are Privacy-Preserving Genomic Tests Ready for Prime Time?
11th ACM CCS Workshop on Privacy in the Electronic Society (WPES 2012)
[pdf] code
Media Coverage: NewScientist, MIT Tech Review, Fierce Mobile Healthcare, PBS SoCal, Privacy Surgeon, OC Register, eWeek, IEEE Computer Society, About.com

Carlo Blundo, Emiliano De Cristofaro, Paolo Gasti
EsPRESSo: Efficient Privacy-Preserving Evaluation of Sample Set Similarity
7th ESORICS Workshop on Data Privacy Management (DPM 2012)
[full version]

Emiliano De Cristofaro and Gene Tsudik
Experimenting with Fast Private Set Intersection
5th International Conference on Trust and Trustworthy Computing (TRUST 2012)
[full version] code

Emiliano De Cristofaro, Claudio Soriente, Gene Tsudik, Andrew Williams
Hummingbird: Privacy at the time of Twitter
33rd IEEE Symposium on Security and Privacy (S&P 2012)
[full version]

Emiliano De Cristofaro and Roberto Di Pietro
Adversaries and Countermeasures in Privacy-Enhanced Urban Sensing Systems
IEEE Systems Journal, Special Issue on Security and Privacy in Complex Systems, 2012
[pdf]

Emiliano De Cristofaro and Roberto Di Pietro
Preserving Query Privacy in Urban Sensing Systems
13th International Conference on Distributed Computing and Networking (ICDCN 2012)

Mishari Almishari, Emiliano De Cristofaro, Karim Eldefrawy, Gene Tsudik
Harvesting SSL Certificate Data to Identify Web-Fraud
International Journal of Network Security (IJSN), Vol. 14, No. 6, 2012
[pdf]

Emiliano De Cristofaro
Sharing Sensitive Information with Privacy
PhD Dissertation, University of California, Irvine, 2011
[pdf]

Pierre Baldi, Roberta Baronio, Emiliano De Cristofaro, Paolo Gasti, Gene Tsudik
Countering GATTACA: Efficient and Secure Testing of Fully-Sequenced Human Genomes
18th ACM Conference on Computer and Communications Security (CCS 2011)
[full version]
Media Coverage: MIT Technology Review, NewScientist, Kurzweilai

Claude Castelluccia, Emiliano De Cristofaro, Aurelien Francillon, Dali Kaafar
EphPub: Toward Robust Ephemeral Publishing
19th IEEE Conference on Network Protocols (ICNP 2011)
[full version] code

Emiliano De Cristofaro, Yanbin Lu, Gene Tsudik
Efficient Techniques for Privacy-preserving Sharing of Sensitive Information
4th International Conference on Trust and Trustworthy Computing (TRUST 2011)
[full version]

Emiliano De Cristofaro, Mark Manulis, Bertram Poettering
Private Discovery of Common Social Contacts
9th International Conference on Applied Cryptography and Network Security (ACNS 2011)
[full version]

Emiliano De Cristofaro, Anthony Durussel, Imad Aad
Reclaiming Privacy for Smartphone Applications
9th IEEE Conference on Pervasive Computing and Communications (PerCom 2011)
[full version]

Emiliano De Cristofaro and Claudio Soriente
PEPSI: Privacy-Enhanced Participatory Sensing Infrastructure
4th ACM Conference on Wireless Security (WiSec 2011)
[pdf]

Giuseppe Ateniese, Emiliano De Cristofaro, Gene Tsudik
(If) Size Matters: Size-Hiding Private Set Intersection
14th IACR Conference on Practice and Theory of Public Key Cryptography (PKC 2011)
[full version]

Emiliano De Cristofaro, Jihye Kim, Gene Tsudik
Linear-Complexity Private Set Intersection Protocols Secure in Malicious Model
16th IACR Conference on the Theory and Application of Cryptology (Asiacrypt 2010)
[full version]

Emiliano De Cristofaro and Jihye Kim
Some Like It Private: Sharing Confidential Information Based on Oblivious Authorization
IEEE Magazine on Security and Privacy, Vol. 8, No. 4, 2010
[pdf]

Claude Castelluccia, Emiliano De Cristofaro, Daniele Perito
Private Information Disclosure from Web Searches
10th Privacy Enhancing Technology Symposium (PETS 2010)
[full version]
Media Coverage: MIT Tech, Slashdot, ACM News, The Register

Emiliano De Cristofaro and Gene Tsudik
Practical Private Set Intersection Protocols with Linear Complexity
Financial Cryptography and Data Security, 14th International Conference (FC 2010)
[full version] code

Vincenzo Auletta, Carlo Blundo, Angelo De Caro, Emiliano De Cristofaro, Giuseppe Persiano, Ivan Visconti
Increasing Privacy Threats in the Cyberspace: the Case of Italian E-Passports
1st International Workshop on Lightweight Cryptography for Resource-Constrained Devices (WLC 2010)

Emiliano De Cristofaro, Stanislaw Jarecki, Jihye Kim, Gene Tsudik
Privacy-preserving Policy-based Information Transfer
9th Privacy Enhancing Technologies Symposium (PETS 2009)
[full version]

Emiliano De Cristofaro, Jens-Mathias Bohli, Dirk Westhoff
FAIR: Fuzzy-based Aggregation providing In-network Resilience for real-time Sensor Networks
2nd ACM Symposium on Wireless Network Security (WiSec 2009)
[full version]

Emiliano De Cristofaro, Xuhua Ding, Gene Tsudik
Privacy-Preserving Querying in Sensor Networks
18th IEEE Conference on Computer Communications and Networks (ICCCN 2009)
[full version]

Carlo Blundo, Emiliano De Cristofaro, Clemente Galdi, Giuseppe Persiano
A Distributed Implementation of the Certified Information Access Service
13th European Symposium on Research in Computer Security (ESORICS 2008)
[full version]

Carlo Blundo, Emiliano De Cristofaro, Aniello Del Sorbo, Clemente Galdi, Giuseppe Persiano
Validating Orchestration of Web Services with BPEL and Aggregate Signatures
6th IEEE Conference on Web Services (ECOWS 2008)

Emiliano De Cristofaro
A Secure and Privacy-Protecting Aggregation Scheme for Sensor Networks
8th IEEE Symposium on a World of Wireless, Mobile, and Multimedia Networks (WoWMoM 2007)

Carlo Blundo and Emiliano De Cristofaro
A Bluetooth-based JXME infrastructure
Itnernational Symposium on Distributed Objects, Middleware, and Applications (DOA 2007)

Vincenzo Auletta, Carlo Blundo, Emiliano De Cristofaro
A J2ME transparent middleware to support HTTP connections over Bluetooth
2nd IEEE Conference on Systems and Networks Communications (ICSNC 2007)

Vincenzo Auletta, Carlo Blundo, Emiliano De Cristofaro, Guerriero Raimato
A Lightweight Framework for Web Services Invocation over Bluetooth
14th IEEE International Conference on Web Services (ICWS 2006)

Vincenzo Auletta, Carlo Blundo, Emiliano De Cristofaro, Guerriero Raimato
Performance Evaluation of Web Services invocation over Bluetooth
9th ACM Conference on Modeling, Analysis, Simulation of Wireless and Mobile Systems (MSWiM 2006)