Publications

*underlined indicates my current/former advisees at the time of initial/completion of the project.
 
MUSES: Efficient Multi-User Searchable Encrypted Database

USENIX Security Symposium (USENIX Security) 2024

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Efficient Privacy-Preserving Machine Learning with Lightweight Trusted Hardware

Privacy Enhancing Technologies Symposium (PETS) 2024

Exploiting Update Leakage in Searchable Symmetric Encryption

ACM Conference on Data and Application Security and Privacy (CODASPY) 2024

VTBC: Privatizing the Volume and Timing of Transactions for Blockchain Applications

International Conference on Computer Communications and Networks (ICCCN) 2023

ezDPS: An Efficient and Zero-Knowledge Machine Learning Inference Pipeline

Privacy Enhancing Technologies Symposium (PETS) 2023

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Efficient Dynamic Proof of Retrievability for Cold Storage

Annual Network and Distributed System Security Symposium (NDSS) 2023

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AVET: A Novel Transform Function to Improve Cancellable Biometrics Security

IEEE Transactions on Information Forensics and Security  2022

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ZAC: Efficient Zero-Knowledge Dynamic Universal Accumulator and Application to Zero-Knowledge Elementary Database

IEEE International Conference on Trust, Privacy and Security in Intelligent Systems, and Applications (IEEE TPS) 2022

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Harpocrates: Privacy-Preserving and Immutable Audit Log for Sensitive Data Operations

IEEE International Conference on Trust, Privacy and Security in Intelligent Systems, and Applications (IEEE TPS) 2022

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Distributed Cyber-infrastructures and Artificial Intelligence in Hybrid Post-Quantum Era

IEEE International Conference on Trust, Privacy and Security in Intelligent Systems, and Applications (IEEE TPS) 2022

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Polynomial Commitment with a One-to-Many Prover and Applications

USENIX Security Symposium (USENIX Security) 2022

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A Metadata-Hiding File-Sharing System with Malicious Security

Annual Network and Distributed System Security Symposium (NDSS) 2022

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Proof-of-Useful-Randomness: Mitigating the Energy Waste in Blockchain Proof-of-Work

International Conference on Security and Cryptography (SECRYPT) 2021

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Multi-Model Long Short-Term Memory Network for Gait Recognition Using Window-Based Data Segment

IEEE Access  2021

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MOSE: Practical Multi-User Oblivious Storage via Secure Enclaves

ACM Conference on Data and Application Security and Privacy (CODASPY) 2020

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MACAO: A Maliciously-Secure and Client-Efficient Active ORAM Framework

Annual Network and Distributed System Security Symposium (NDSS) 2020

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A Multi-server ORAM Framework with Constant Client Bandwidth Blowup

ACM Transactions on Privacy and Security  2020

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Hardware-Supported ORAM in Effect: Practical Oblivious Search and Update on Very Large Dataset

Privacy Enhancing Technologies Symposium (PETS) 2019

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A Multi-Server Oblivious Dynamic Searchable Encryption Framework

Journal of Computer Security  2019

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A Secure Searchable Encryption Framework for PrivacyCritical Cloud Storage Services

IEEE Transactions on Services Computing  2018

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Efficient Oblivious Data Structures for Database Services on the Cloud

IEEE Transactions on Cloud Computing  2018

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Oblivious Dynamic Searchable Encryption on Distributed Cloud Systems

IFIP WG 11.3 COnference on Data and Applications Security and Privacy (DBSec) 2018 *Best Paper Award*

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Forward-Private Dynamic Searchable Symmetric Encryption with Efficient Search

IEEE International Conference on Communications (ICC) 2018

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Improving Gait Cryptosystem Security Using Gray Code Quantization and Linear Discriminant Analysis

International Conference on Information Security (ISC) 2017

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S3ORAM: A Computation-Efficient and Constant Client Bandwidth Blowup ORAM with Shamir Secret Sharing

ACM Conference on Computer and Communications Security (CCS) 2017

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Practical and Secure Dynamic Searchable Encryption via Oblivious Access on Distributed Data Structure

Annual Computer Security Applications Conference (ACSAC) 2016

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Gait Authentication on Mobile Phone Using Biometric Cryptosystem and Fuzzy Commitment Scheme

International Journal of Information Security  2015

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On the Instability of Sensor Orientation in Gait Verification on Mobile Phone

International Conference on Security and Cryptography (SECRYPT) 2015

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Secure and Privacy Enhanced Gait Authentication on Smart Phone

The Scientific World Journal  2014

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A Lightweight Gait Authentication on Mobile Phone Regardless of Installation Error

International Information Security and Privacy Conference (IFIP SEC) 2013

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Adaptive Cross-Device Gait Recognition Using Mobile Accelerometer

Journal of Information Processing System (K-JIPS) 2013

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Personalization in Mobile Activity Recognition System using KMedoids Clustering Algorithm

International Journal of Distributed Sensor Networks  2013

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Adaptive Energy-Saving Strategy for Activity Recognition on Mobile Phone

IEEE International Symposium on Signal Processing and Information Technology (ISSPIT) 2012

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Gait Identification Using Accelerometer on Mobile Phone

International Conference on Control, Automation and Information Sciences (ICCAIS) 2012 *Best Paper Award*

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