Hassan Jameel Asghar

90 papers A* 4A 5B 3C 1Journal 66Unranked 11
YearRankTypeTitle / Venue / Authors
2026 J jnl
Protecting User Prompts Via Character-Level Differential Privacy.
CoRR
Shashie Dilhara Batan Arachchige, Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Dinusha Vatsalan, Dali Kaafar
2025 J jnl
A Large-Scale Empirical Analysis of Custom GPTs' Vulnerabilities in the OpenAI Ecosystem.
CoRR
Sunday Oyinlola Ogundoyin, Muhammad Ikram, Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Dali Kaafar
2025 — conf
CTIGuardian: A Few-Shot Framework for Mitigating Privacy Leakage in Fine-Tuned LLMs.
ACSAC Workshops
Shashie Dilhara Batan Arachchige, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Dinusha Vatsalan, Dali Kaafar
2025 J jnl
CTIGuardian: A Few-Shot Framework for Mitigating Privacy Leakage in Fine-Tuned LLMs.
CoRR
Shashie Dilhara Batan Arachchige, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Dinusha Vatsalan, Dali Kaafar
2025 A conf
Deception Meets Diagnostics: Deception-based Real-Time Threat Detection in Healthcare Web Systems.
RAID
Zeeshan Zulkifl Shah, Muhammad Ikram, Hassan Jameel Asghar, Mohamed Ali Kâafar
2025 J jnl
Efficient Verifiable Differential Privacy with Input Authenticity in the Local and Shuffle Model.
Proc. Priv. Enhancing Technol.
Tariq Bontekoe, Hassan Jameel Asghar, Fatih Turkmen
2025 — conf
Facing the Challenge of Leveraging Untrained Humans in Malware Analysis.
SEC (1)
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Muhammad Ikram, Mohamed Ali Kâafar, Sean Lamont, Daniel Coscia
2025 J jnl
Practical, Private Assurance of the Value of Collaboration via Fully Homomorphic Encryption.
Proc. Priv. Enhancing Technol.
Hassan Jameel Asghar, Zhigang Lu, Zhongrui Zhao, Dali Kaafar
2025 — conf
Unsafe by Design? A First Look at Security and Privacy Risks in OpenAI's Custom GPT Ecosystem.
WPES
Sunday Oyinlola Ogundoyin, Muhammad Ikram, Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Dali Kaafar
2024 J jnl
Efficient Fault-Tolerant Quantum Protocol for Differential Privacy in the Shuffle Model.
CoRR
Hassan Jameel Asghar, Arghya Mukherjee, Gavin K. Brennen
2024 J jnl
Efficient Verifiable Differential Privacy with Input Authenticity in the Local and Shuffle Model.
CoRR
Tariq Bontekoe, Hassan Jameel Asghar, Fatih Turkmen
2024 J jnl
Efficient Verifiable Differential Privacy with Input Authenticity in the Local and Shuffle Model.
IACR Cryptol. ePrint Arch.
Tariq Bontekoe, Hassan Jameel Asghar, Fatih Turkmen
2024 — conf
More Than Just a Random Number Generator! Unveiling the Security and Privacy Risks of Mobile OTP Authenticator Apps.
WISE (5)
Muhammad Ikram, I Wayan Budi Sentana, Hassan Jameel Asghar, Mohamed Ali Kâafar, Michal Kepkowski
2024 — conf
On the Robustness of Malware Detectors to Adversarial Samples.
ESORICS Workshops (2)
Muhammad Salman, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Muhammad Ikram, Sidharth Kaushik, Mohamed Ali Kâafar
2024 J jnl
On the Robustness of Malware Detectors to Adversarial Samples.
CoRR
Muhammad Salman, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Muhammad Ikram, Sidharth Kaushik, Mohamed Ali Kâafar
2024 J jnl
Preempting Text Sanitization Utility in Resource-Constrained Privacy-Preserving LLM Interactions.
CoRR
Robin Carpentier, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Dali Kaafar
2024 B conf
Privacy Preserving Release of Mobile Sensor Data.
ARES
Rahat Masood, Wing Yan Cheng, Dinusha Vatsalan, Deepak Mishra, Hassan Jameel Asghar, Dali Kaafar
2024 J jnl
Use of cryptography in malware obfuscation.
J. Comput. Virol. Hacking Tech.
Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Muhammad Ikram, Giang Linh Duc Nguyen, Dali Kaafar, Sean Lamont, Daniel Coscia
2024 J jnl
d
CoRR
Hassan Jameel Asghar, Robin Carpentier, Benjamin Zi Hao Zhao, Dali Kaafar
2023 J jnl
On the Adversarial Inversion of Deep Biometric Representations.
CoRR
Gioacchino Tangari, Shreesh Keskar, Hassan Jameel Asghar, Dali Kaafar
2023 J jnl
Practical, Private Assurance of the Value of Collaboration.
CoRR
Hassan Jameel Asghar, Zhigang Lu, Zhongrui Zhao, Dali Kaafar
2023 — conf
Those Aren't Your Memories, They're Somebody Else's: Seeding Misinformation in Chat Bot Memories.
ACNS (1)
Conor Atkins, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Ian D. Wood, Mohamed Ali Kâafar
2023 J jnl
Those Aren't Your Memories, They're Somebody Else's: Seeding Misinformation in Chat Bot Memories.
CoRR
Conor Atkins, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Ian D. Wood, Mohamed Ali Kâafar
2023 J jnl
Unintended Memorization and Timing Attacks in Named Entity Recognition Models.
Proc. Priv. Enhancing Technol.
Rana Salal Ali, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Tham Nguyen, Ian David Wood, Mohamed Ali Kâafar
2022 J jnl
A Differentially Private Framework for Deep Learning With Convexified Loss Functions.
IEEE Trans. Inf. Forensics Secur.
Zhigang Lu, Hassan Jameel Asghar, Mohamed Ali Kâafar, Darren Webb, Peter Dickinson
2022 J jnl
A Differentially Private Framework for Deep Learning with Convexified Loss Functions.
CoRR
Zhigang Lu, Hassan Jameel Asghar, Mohamed Ali Kâafar, Darren Webb, Peter Dickinson
2022 J jnl
Do Auto-Regressive Models Protect Privacy? Inferring Fine-Grained Energy Consumption From Aggregated Model Parameters.
IEEE Trans. Serv. Comput.
Nazim Uddin Sheikh, Hassan Jameel Asghar, Farhad Farokhi, Mohamed Ali Kâafar
2022 J jnl
Making the Most of Parallel Composition in Differential Privacy.
Proc. Priv. Enhancing Technol.
Josh Smith, Hassan Jameel Asghar, Gianpaolo Gioiosa, Sirine Mrabet, Serge Gaspers, Paul Tyler
2022 J jnl
Privacy Preserving Release of Mobile Sensor Data.
CoRR
Rahat Masood, Wing Yan Cheng, Dinusha Vatsalan, Deepak Mishra, Hassan Jameel Asghar, Mohamed Ali Kâafar
2022 J jnl
SoK: Use of Cryptography in Malware Obfuscation.
CoRR
Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Muhammad Ikram, Giang L. D. Nguyen, Dali Kaafar, Sean Lamont, Daniel Coscia
2022 J jnl
SoK: Use of Cryptography in Malware Obfuscation.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Benjamin Zi Hao Zhao, Muhammad Ikram, Giang Linh Duc Nguyen, Dali Kaafar, Sean Lamont, Daniel Coscia
2022 J jnl
Unintended Memorization and Timing Attacks in Named Entity Recognition Models.
CoRR
Rana Salal Ali, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Tham Nguyen, Ian David Wood, Dali Kaafar
2021 J jnl
Making the Most of Parallel Composition in Differential Privacy.
CoRR
Josh Smith, Hassan Jameel Asghar, Gianpaolo Gioiosa, Sirine Mrabet, Serge Gaspers, Paul Tyler
2021 A conf
On the (In)Feasibility of Attribute Inference Attacks on Machine Learning Models.
EuroS&P
Benjamin Zi Hao Zhao, Aviral Agrawal, Catisha Coburn, Hassan Jameel Asghar, Raghav Bhaskar, Mohamed Ali Kâafar, Darren Webb, Peter Dickinson
2021 J jnl
On the (In)Feasibility of Attribute Inference Attacks on Machine Learning Models.
CoRR
Benjamin Zi Hao Zhao, Aviral Agrawal, Catisha Coburn, Hassan Jameel Asghar, Raghav Bhaskar, Mohamed Ali Kâafar, Darren Webb, Peter Dickinson
2021 J jnl
Sharing in a Trustless World: Privacy-Preserving Data Analytics with Potentially Cheating Participants.
CoRR
Tham Nguyen, Hassan Jameel Asghar, Raghav Bhaskar, Dali Kaafar, Farhad Farokhi
2021 — conf
Trace Recovery: Attacking and Defending the User Privacy in Smart Meter Data Analytics.
ICETE (Selected Papers)
Nazim Uddin Sheikh, Zhigang Lu, Hassan Jameel Asghar, Mohamed Ali Kâafar
2020 J jnl
Averaging Attacks on Bounded Noise-based Disclosure Control Algorithms.
Proc. Priv. Enhancing Technol.
Hassan Jameel Asghar, Dali Kaafar
2020 J jnl
Differentially Private Release of Datasets using Gaussian Copula.
J. Priv. Confidentiality
Hassan Jameel Asghar, Ming Ding, Thierry Rakotoarivelo, Sirine Mrabet, Dali Kaafar
2020 J jnl
Exploiting Behavioral Side Channels in Observation Resilient Cognitive Authentication Schemes.
ACM Trans. Priv. Secur.
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar, Francesca Trevisan, Haiyue Yuan
2020 J jnl
Exploiting Behavioral Side-Channels in Observation Resilient Cognitive Authentication Schemes.
CoRR
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar, Francesca Trevisan, Haiyue Yuan
2020 J jnl
Foxtail+: A Learning with Errors-based Authentication Protocol for Resource-Constrained Devices.
IACR Cryptol. ePrint Arch.
Matthieu Monteiro, Kumara Kahatapitiya, Hassan Jameel Asghar, Kanchana Thilakarathna, Thierry Rakotoarivelo, Dali Kaafar, Shujun Li, Ron Steinfeld, Josef Pieprzyk
2020 J jnl
Not All Attributes are Created Equal: dX -Private Mechanisms for Linear Queries.
Proc. Priv. Enhancing Technol.
Parameswaran Kamalaruban, Victor Perrier, Hassan Jameel Asghar, Mohamed Ali Kâafar
2020 A* conf
On the Resilience of Biometric Authentication Systems against Random Inputs.
NDSS
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar
2020 J jnl
On the Resilience of Biometric Authentication Systems against Random Inputs.
CoRR
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar
2020 J jnl
The Topographic Signature (TopoSign) Protocol.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Slawomir Matelski, Josef Pieprzyk
2019 A conf
A Decade of Mal-Activity Reporting: A Retrospective Analysis of Internet Malicious Activity Blacklists.
AsiaCCS
Benjamin Zi Hao Zhao, Muhammad Ikram, Hassan Jameel Asghar, Mohamed Ali Kâafar, Abdelberi Chaabane, Kanchana Thilakarathna
2019 J jnl
A Decade of Mal-Activity Reporting: A Retrospective Analysis of Internet Malicious Activity Blacklists.
CoRR
Benjamin Zi Hao Zhao, Muhammad Ikram, Hassan Jameel Asghar, Mohamed Ali Kâafar, Abdelberi Chaabane, Kanchana Thilakarathna
2019 J jnl
Averaging Attacks on Bounded Perturbation Algorithms.
CoRR
Hassan Jameel Asghar, Dali Kaafar
2019 J jnl
Differentially Private Release of High-Dimensional Datasets using the Gaussian Copula.
CoRR
Hassan Jameel Asghar, Ming Ding, Thierry Rakotoarivelo, Sirine Mrabet, Mohamed Ali Kâafar
2019 J jnl
Fast privacy-preserving network function outsourcing.
Comput. Networks
Hassan Jameel Asghar, Emiliano De Cristofaro, Guillaume Jourjon, Mohamed Ali Kâafar, Laurent Mathy, Luca Melis, Craig Russell, Mang Yu
2019 J jnl
On Inferring Training Data Attributes in Machine Learning Models.
CoRR
Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Raghav Bhaskar, Mohamed Ali Kâafar
2019 A* conf
Private Continual Release of Real-Valued Data Streams.
NDSS
Victor Perrier, Hassan Jameel Asghar, Dali Kaafar
2018 J jnl
Private Continual Release of Real-Valued Data Streams.
CoRR
Victor Perrier, Hassan Jameel Asghar, Dali Kaafar
2018 J jnl
Touch and You're Trapp(ck)ed: Quantifying the Uniqueness of Touch Gestures for Tracking.
Proc. Priv. Enhancing Technol.
Rahat Masood, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar
2018 J jnl
d
CoRR
Parameswaran Kamalaruban, Victor Perrier, Hassan Jameel Asghar, Mohamed Ali Kâafar
2017 — conf
BehavioCog: An Observation Resistant Authentication Scheme.
Financial Cryptography
Jagmohan Chauhan, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Jonathan Chan, Mohamed Ali Kâafar
2017 J jnl
Differentially Private Release of Public Transport Data: The Opal Use Case.
CoRR
Hassan Jameel Asghar, Paul Tyler, Mohamed Ali Kâafar
2017 J jnl
On the Privacy of the Opal Data Release: A Response.
CoRR
Hassan Jameel Asghar, Paul Tyler, Mohamed Ali Kâafar
2017 A* conf
POSTER: TouchTrack: How Unique are your Touch Gestures?
CCS
Rahat Masood, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Mohamed Ali Kâafar
2017 J jnl
Towards Seamless Tracking-Free Web: Improved Detection of Trackers via One-class Learning.
Proc. Priv. Enhancing Technol.
Muhammad Ikram, Hassan Jameel Asghar, Mohamed Ali Kâafar, Anirban Mahanti, Balachander Krishnamurthy
2017 J jnl
When are identification protocols with sparse challenges safe? The case of the Coskun and Herley attack.
J. Math. Cryptol.
Hassan Jameel Asghar, Mohamed Ali Kâafar
2016 J jnl
BehavioCog: An Observation Resistant Authentication Scheme.
CoRR
Jagmohan Chauhan, Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Jonathan Chan, Mohamed Ali Kâafar
2016 B conf
Gesture-Based Continuous Authentication for Wearable Devices: The Smart Glasses Use Case.
ACNS
Jagmohan Chauhan, Hassan Jameel Asghar, Anirban Mahanti, Mohamed Ali Kâafar
2016 — conf
Private Processing of Outsourced Network Functions: Feasibility and Constructions.
SDN-NFV@CODASPY
Luca Melis, Hassan Jameel Asghar, Emiliano De Cristofaro, Mohamed Ali Kâafar
2016 J jnl
Private Processing of Outsourced Network Functions: Feasibility and Constructions.
CoRR
Luca Melis, Hassan Jameel Asghar, Emiliano De Cristofaro, Mohamed Ali Kâafar
2016 — conf
SplitBox: Toward Efficient Private Network Function Virtualization.
HotMiddlebox@SIGCOMM
Hassan Jameel Asghar, Luca Melis, Cyril Soldani, Emiliano De Cristofaro, Mohamed Ali Kâafar, Laurent Mathy
2016 J jnl
SplitBox: Toward Efficient Private Network Function Virtualization.
CoRR
Hassan Jameel Asghar, Luca Melis, Cyril Soldani, Emiliano De Cristofaro, Mohamed Ali Kâafar, Laurent Mathy
2016 J jnl
Towards Seamless Tracking-Free Web: Improved Detection of Trackers via One-class Learning.
CoRR
Muhammad Ikram, Hassan Jameel Asghar, Mohamed Ali Kâafar, Balachander Krishnamurthy, Anirban Mahanti
2015 — conf
Mobility Independent Secret Key Generation for Wearable Health-care Devices.
BODYNETS
Girish Revadigar, Chitra Javali, Hassan Jameel Asghar, Kasper Bonne Rasmussen, Sanjay Jha
2015 J jnl
On the Linearization of Human Identification Protocols: Attacks Based on Linear Algebra, Coding Theory, and Lattices.
IEEE Trans. Inf. Forensics Secur.
Hassan Jameel Asghar, Ron Steinfeld, Shujun Li, Mohamed Ali Kâafar, Josef Pieprzyk
2015 J jnl
Private Processing of Outsourced Network Functions: Feasibility and Constructions.
IACR Cryptol. ePrint Arch.
Luca Melis, Hassan Jameel Asghar, Emiliano De Cristofaro, Mohamed Ali Kâafar
2015 J jnl
When are Identification Protocols with Sparse Challenges Safe? The Case of the Coskun and Herley Attack.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Mohamed Ali Kâafar
2015 A conf
iARC: Secret Key Generation for Resource Constrained Devices by Inducing Artificial Randomness in the Channel.
AsiaCCS
Girish Revadigar, Chitra Javali, Hassan Jameel Asghar, Kasper Bonne Rasmussen, Sanjay Jha
2014 J jnl
A Subexponential Construction of Graph Coloring for Multiparty Computation.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Yvo Desmedt, Josef Pieprzyk, Ron Steinfeld
2014 J jnl
A subexponential construction of graph coloring for multiparty computation.
J. Math. Cryptol.
Hassan Jameel Asghar, Yvo Desmedt, Josef Pieprzyk, Ron Steinfeld
2014 J jnl
Algebraic Attacks on Human Identification Protocols.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Ron Steinfeld, Shujun Li, Dali Kaafar, Josef Pieprzyk
2014 J jnl
Gesture-based Continuous Authentication for Wearable Devices: the Google Glass Case.
CoRR
Jagmohan Chauhan, Hassan Jameel Asghar, Mohamed Ali Kâafar, Anirban Mahanti
2013 J jnl
Cryptanalysis of the convex hull click human identification protocol.
Int. J. Inf. Sec.
Hassan Jameel Asghar, Shujun Li, Josef Pieprzyk, Huaxiong Wang
2013 A* conf
Does Counting Still Count? Revisiting the Security of Counting based User Authentication Protocols against Statistical Attacks.
NDSS
Hassan Jameel Asghar, Shujun Li, Ron Steinfeld, Josef Pieprzyk
2012 J jnl
Does Counting Still Count? Revisiting the Security of Counting based User Authentication Protocols against Statistical Attacks.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Shujun Li, Ron Steinfeld, Josef Pieprzyk
2011 J jnl
On the Hardness of the Sum of
Comput. J.
Hassan Jameel Asghar, Josef Pieprzyk, Huaxiong Wang
2010 B conf
A New Human Identification Protocol and Coppersmith's Baby-Step Giant-Step Algorithm.
ACNS
Hassan Jameel Asghar, Josef Pieprzyk, Huaxiong Wang
2010 J jnl
A New Human Identification Protocol and Coppersmith's Baby-Step Giant-Step Algorithm.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Josef Pieprzyk, Huaxiong Wang
2010 J jnl
Achieving Network Level Privacy in Wireless Sensor Networks.
Sensors
Riaz Ahmed Shaikh, Hassan Jameel Asghar, Brian J. d'Auriol, Heejo Lee, Sungyoung Lee, Young Jae Song
2010 C conf
Cryptanalysis of the Convex Hull Click Human Identification Protocol.
ISC
Hassan Jameel Asghar, Shujun Li, Josef Pieprzyk, Huaxiong Wang
2010 J jnl
Cryptanalysis of the Convex Hull Click Human Identification Protocol.
IACR Cryptol. ePrint Arch.
Hassan Jameel Asghar, Shujun Li, Josef Pieprzyk, Huaxiong Wang
2009 J jnl
Intrusion-Aware Alert Validation Algorithm for Cooperative Distributed Intrusion Detection Schemes of Wireless Sensor Networks.
Sensors
Riaz Ahmed Shaikh, Hassan Jameel Asghar, Brian J. d'Auriol, Heejo Lee, Sungyoung Lee, Young Jae Song
2009 A conf
On the Security of PAS (Predicate-Based Authentication Service).
ACSAC
Shujun Li, Hassan Jameel Asghar, Josef Pieprzyk, Ahmad-Reza Sadeghi, Roland Schmitz, Huaxiong Wang
2009 J jnl
On the Security of PAS (Predicate-based Authentication Service).
IACR Cryptol. ePrint Arch.
Shujun Li, Hassan Jameel Asghar, Josef Pieprzyk, Ahmad-Reza Sadeghi, Roland Schmitz, Huaxiong Wang