Hassan Khan

25 papers A* 7A 6Misc 1Journal 8Unranked 2
YearRankTypeTitle / Venue / Authors
2025 J jnl
"I know it's not right, but that's what it said to do": Investigating Trust in AI Chatbots for Cybersecurity Policy.
CoRR
Brandon Lit, Edward Crowder, Daniel Vogel, Hassan Khan
2025 A* conf
"I'm regretting that I hit run": In-situ Assessment of Potential Malware.
USENIX Security Symposium
Brandon Lit, Edward Crowder, Hassan Khan, Daniel Vogel
2024 J jnl
MRAAC: A Multi-stage Risk-aware Adaptive Authentication and Access Control Framework for Android.
ACM Trans. Priv. Secur.
Jiayi Chen, Urs Hengartner, Hassan Khan
2024 J jnl
SHRIMPS: A framework for evaluating multi-user, multi-modal implicit authentication systems.
Comput. Secur.
Jiayi Chen, Urs Hengartner, Hassan Khan
2023 A* conf
"My Privacy for their Security": Employees' Privacy Perspectives and Expectations when using Enterprise Security Software.
USENIX Security Symposium
Jonah Stegman, Patrick J. Trottier, Caroline Hillier, Hassan Khan, Mohammad Mannan
2023 A* conf
No Privacy in the Electronics Repair Industry.
SP
Jason Ceci, Jonah Stegman, Hassan Khan
2023 J jnl
Revisiting the Security of Biometric Authentication Systems Against Statistical Attacks.
ACM Trans. Priv. Secur.
Sohail Habib, Hassan Khan, Andrew Hamilton-Wright, Urs Hengartner
2022 J jnl
"My Privacy for their Security": Employees' Privacy Perspectives and Expectations when using Enterprise Security Software.
CoRR
Jonah Stegman, Patrick J. Trottier, Caroline Hillier, Hassan Khan, Mohammad Mannan
2022 J jnl
No Privacy in the Electronics Repair Industry.
CoRR
Jason Ceci, Jonah Stegman, Hassan Khan
2022 — conf
Sharing without Scaring: Enabling Smartphones to Become Aware of Temporary Sharing.
SOUPS @ USENIX Security Symposium
Jiayi Chen, Urs Hengartner, Hassan Khan
2021 — conf
Concerned but Ineffective: User Perceptions, Methods, and Challenges when Sanitizing Old Devices for Disposal.
SOUPS @ USENIX Security Symposium
Jason Ceci, Hassan Khan, Urs Hengartner, Daniel Vogel
2020 A* conf
Chaperone: Real-time Locking and Loss Prevention for Smartphones.
USENIX Security Symposium
Jiayi Chen, Urs Hengartner, Hassan Khan, Mohammad Mannan
2020 J jnl
Mimicry Attacks on Smartphone Keystroke Authentication.
ACM Trans. Priv. Secur.
Hassan Khan, Urs Hengartner, Daniel Vogel
2020 A conf
Widely Reused and Shared, Infrequently Updated, and Sometimes Inherited: A Holistic View of PIN Authentication in Digital Lives and Beyond.
ACSAC
Hassan Khan, Jason Ceci, Jonah Stegman, Adam J. Aviv, Rozita Dara, Ravi Kuber
2020 J jnl
Widely Reused and Shared, Infrequently Updated, and Sometimes Inherited: A Holistic View of PIN Authentication in Digital Lives and Beyond.
CoRR
Hassan Khan, Jason Ceci, Jonah Stegman, Adam J. Aviv, Rozita Dara, Ravi Kuber
2018 A conf
Augmented Reality-based Mimicry Attacks on Behaviour-Based Smartphone Authentication.
MobiSys
Hassan Khan, Urs Hengartner, Daniel Vogel
2018 A* conf
Evaluating Attack and Defense Strategies for Smartphone PIN Shoulder Surfing.
CHI
Hassan Khan, Urs Hengartner, Daniel Vogel
2016 A conf
Ask Me Again But Don't Annoy Me: Evaluating Re-authentication Strategies for Smartphones.
SOUPS
Lalit Agarwal, Hassan Khan, Urs Hengartner
2016 — —
Evaluating the Efficacy of Implicit Authentication Under Realistic Operating Scenarios.
Hassan Khan
2016 A conf
Targeted Mimicry Attacks on Touch Input Based Implicit Authentication Schemes.
MobiSys
Hassan Khan, Urs Hengartner, Daniel Vogel
2015 A conf
Usability and Security Perceptions of Implicit Authentication: Convenient, Secure, Sometimes Annoying.
SOUPS
Hassan Khan, Urs Hengartner, Daniel Vogel
2014 A conf
A Comparative Evaluation of Implicit Authentication Schemes.
RAID
Hassan Khan, Aaron Atwater, Urs Hengartner
2014 A* conf
Itus: an implicit authentication framework for android.
MobiCom
Hassan Khan, Aaron Atwater, Urs Hengartner
2014 A* conf
POSTER: When and How to Implicitly Authenticate Smartphone Users.
CCS
Aaron Atwater, Hassan Khan, Urs Hengartner
2014 Misc conf
Towards application-centric implicit authentication on smartphones.
HotMobile
Hassan Khan, Urs Hengartner