Kwangsu Lee

84 papers B 1C 1Misc 5Journal 73Unranked 4
YearRankTypeTitle / Venue / Authors
2025 J jnl
Adaptive Chosen-Ciphertext Security of Distributed Broadcast Encryption.
CoRR
Kwangsu Lee
2025 J jnl
Adaptively Secure Distributed Broadcast Encryption with Linear-Size Public Parameters.
CoRR
Kwangsu Lee
2025 J jnl
Dynamic Threshold Key Encapsulation With Transparent Setup.
IEEE Trans. Inf. Forensics Secur.
Joon Sik Kim, Kwangsu Lee, Jong Hwan Park, Hyoseung Kim
2024 J jnl
Anonymous Revocable Identity-Based Encryption Supporting Anonymous Revocation.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2024 J jnl
Dynamic Threshold Key Encapsulation with a Transparent Setup.
IACR Cryptol. ePrint Arch.
Joon Sik Kim, Kwangsu Lee, Jong Hwan Park, Hyoseung Kim
2023 J jnl
Decentralized Threshold Signatures for Blockchains with Non-Interactive and Transparent Setup.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2023 J jnl
Decentralized multi-client functional encryption for set intersection with improved efficiency.
Des. Codes Cryptogr.
Kwangsu Lee
2023 J jnl
Delegate and Verify the Update Keys of Revocable Identity-Based Encryption.
IEEE Access
Kwangsu Lee
2022 J jnl
A Generic Approach to Build Revocable Hierarchical Identity-Based Encryption.
IEEE Access
Kwangsu Lee, Joon Sik Kim
2022 J jnl
Efficient Multi-Client Functional Encryption for Conjunctive Equality and Range Queries.
IEEE Access
Kwangsu Lee
2022 J jnl
Functional encryption for set intersection in the multi-client setting.
Des. Codes Cryptogr.
Kwangsu Lee, Minhye Seo
2022 J jnl
GCKSign: Simple and Efficient Signatures from Generalized Compact Knapsacks.
IACR Cryptol. ePrint Arch.
Joo Woo, Kwangsu Lee, Jong Hwan Park
2022 J jnl
Two-Round Multi-Signatures from Okamoto Signatures.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Hyoseung Kim
2021 J jnl
A Generic Approach to Build Revocable Hierarchical Identity-Based Encryption.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Joon Sik Kim
2021 J jnl
Decentralized Multi-Client Functional Encryption for Set Intersection with Improved Efficiency.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2021 J jnl
Improving the security of direct anonymous attestation under host corruptions.
Int. J. Inf. Sec.
Hyoseung Kim, Kwangsu Lee, Jong Hwan Park, Dong Hoon Lee
2021 J jnl
Revocable hierarchical identity-based encryption with adaptive security.
Theor. Comput. Sci.
Kwangsu Lee
2020 J jnl
Comments on "Secure Data Sharing in Cloud Computing Using Revocable-Storage Identity-Based Encryption".
IEEE Trans. Cloud Comput.
Kwangsu Lee
2020 J jnl
Delegate and Verify the Update Keys of Revocable Identity-Based Encryption.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2020 J jnl
Efficient Multi-Client Functional Encryption for Conjunctive Equality and Range Queries.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2020 J jnl
Functional Encryption for Set Intersection in the Multi-Client Setting.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Minhye Seo
2020 J jnl
Tight security for the generic construction of identity-based signature (in the multi-instance setting).
Theor. Comput. Sci.
Youngkyung Lee, Jong Hwan Park, Kwangsu Lee, Dong Hoon Lee
2019 J jnl
A Generic Construction for Revocable Identity-Based Encryption with Subset Difference Methods.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2019 J jnl
CCA Security for Self-Updatable Encryption: Protecting Cloud Data When Clients Read/Write Ciphertexts.
Comput. J.
Kwangsu Lee, Dong Hoon Lee, Jong Hwan Park, Moti Yung
2019 J jnl
Ciphertext Outdate Attacks on the Revocable Attribute-Based Encryption Scheme With Time Encodings.
IEEE Access
Kwangsu Lee
2019 J jnl
Identity-Based Revocation From Subset Difference Methods Under Simple Assumptions.
IEEE Access
Kwangsu Lee, Jong Hwan Park
2019 Misc ed.
Information Security and Cryptology - ICISC 2018 - 21st International Conference, Seoul, South Korea, November 28-30, 2018, Revised Selected Papers
ICISC
Kwangsu Lee
2019 J jnl
On the Analysis of the Revocable-Storage Identity-Based Encryption Scheme.
CoRR
Kwangsu Lee
2018 J jnl
Ciphertext Outdate Attacks on Xu et al.'s Revocable Attribute-Based Encryption Scheme.
CoRR
Kwangsu Lee
2018 J jnl
Multi-Client Order-Revealing Encryption.
IEEE Access
Jieun Eom, Dong Hoon Lee, Kwangsu Lee
2018 J jnl
Multi-Client Order-Revealing Encryption.
CoRR
Jieun Eom, Dong Hoon Lee, Kwangsu Lee
2018 J jnl
Revocable hierarchical identity-based encryption with shorter private keys and update keys.
Des. Codes Cryptogr.
Kwangsu Lee, Seunghwan Park
2018 J jnl
Two-Input Functional Encryption for Inner Products from Bilinear Maps.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kwangsu Lee, Dong Hoon Lee
2017 J jnl
Efficient Hidden Vector Encryptions and Its Applications.
CoRR
Kwangsu Lee
2017 J jnl
Efficient revocable identity-based encryption via subset difference methods.
Des. Codes Cryptogr.
Kwangsu Lee, Dong Hoon Lee, Jong Hwan Park
2017 J jnl
Permutation Generators Based on Unbalanced Feistel Network: Analysis of the Conditions of Pseudorandomness.
CoRR
Kwangsu Lee
2017 J jnl
Self-updatable encryption: Time constrained access control with hidden attributes and better efficiency.
Theor. Comput. Sci.
Kwangsu Lee, Seung Geol Choi, Dong Hoon Lee, Jong Hwan Park, Moti Yung
2017 J jnl
Visual Honey Encryption: Application to Steganography.
IACR Cryptol. ePrint Arch.
Ji Won Yoon, Hyoungshick Kim, Hyun-Ju Jo, Hyelim Lee, Kwangsu Lee
2016 J jnl
Efficient Identity-Based Encryption and Public-Key Signature from Trapdoor Subgroups.
IACR Cryptol. ePrint Arch.
Jong Hwan Park, Kwangsu Lee, Dong Hoon Lee
2016 J jnl
Patient-Controlled Attribute-Based Encryption for Secure Electronic Health Records System.
J. Medical Syst.
Jieun Eom, Dong Hoon Lee, Kwangsu Lee
2016 J jnl
Revocable Hierarchical Identity-Based Encryption from Multilinear Maps.
CoRR
Seunghwan Park, Dong Hoon Lee, Kwangsu Lee
2016 J jnl
Revocable Hierarchical Identity-Based Encryption with Adaptive Security.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2016 J jnl
Revocable Hierarchical Identity-Based Encryption with Shorter Private Keys and Update Keys.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Seunghwan Park
2016 J jnl
Self-updatable encryption with short public parameters and its extensions.
Des. Codes Cryptogr.
Kwangsu Lee
2016 Misc conf
Transforming Hidden Vector Encryption Schemes from Composite to Prime Order Groups.
ICISC
Kwangsu Lee
2016 J jnl
Transforming Hidden Vector Encryption Schemes from Composite to Prime Order Groups.
CoRR
Kwangsu Lee
2016 J jnl
Two-Input Functional Encryption for Inner Products from Bilinear Maps.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee
2015 J jnl
Adaptively secure broadcast encryption under standard assumptions with better efficiency.
IET Inf. Secur.
Kwangsu Lee, Dong Hoon Lee
2015 J jnl
Anonymous HIBE with Short Ciphertexts: Full Security in Prime Order Groups.
CoRR
Kwangsu Lee, Jong Hwan Park, Dong Hoon Lee
2015 J jnl
Anonymous HIBE with short ciphertexts: full security in prime order groups.
Des. Codes Cryptogr.
Kwangsu Lee, Jong Hwan Park, Dong Hoon Lee
2015 J jnl
CCA Security for Self-Updatable Encryption: Protecting Cloud Data When Clients Read/Write Ciphertexts.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee, Jong Hwan Park, Moti Yung
2015 J jnl
Identity-Based Revocation from Subset Difference Methods under Simple Assumptions.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Jong Hwan Park
2015 J jnl
New Constructions of Revocable Identity-Based Encryption From Multilinear Maps.
IEEE Trans. Inf. Forensics Secur.
Seunghwan Park, Kwangsu Lee, Dong Hoon Lee
2015 J jnl
New chosen-ciphertext secure identity-based encryption with tight security reduction to the bilinear Diffie-Hellman problem.
Inf. Sci.
Jong Hwan Park, Kwangsu Lee, Dong Hoon Lee
2015 J jnl
Privacy preserving revocable predicate encryption revisited.
Secur. Commun. Networks
Kwangsu Lee, Intae Kim, Seong Oun Hwang
2015 J jnl
Sequential Aggregate Signatures with Short Public Keys without Random Oracles.
CoRR
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2015 J jnl
Sequential aggregate signatures with short public keys without random oracles.
Theor. Comput. Sci.
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2015 Misc conf
Unbounded Hierarchical Identity-Based Encryption with Efficient Revocation.
WISA
Geumsook Ryu, Kwangsu Lee, Seunghwan Park, Dong Hoon Lee
2015 J jnl
Unbounded Hierarchical Identity-Based Encryption with Efficient Revocation.
IACR Cryptol. ePrint Arch.
Geumsook Ryu, Kwangsu Lee, Seunghwan Park, Dong Hoon Lee
2015 C conf
Visual Honey Encryption: Application to Steganography.
IH&MMSec
Ji Won Yoon, Hyoungshick Kim, Hyun-Ju Jo, Hyelim Lee, Kwangsu Lee
2014 J jnl
Efficient Revocable Identity-Based Encryption via Subset Difference Methods.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee, Jong Hwan Park
2014 — conf
Public-Key Revocation and Tracing Schemes with Subset Difference Methods Revisited.
ESORICS (2)
Kwangsu Lee, Woo Kwon Koo, Dong Hoon Lee, Jong Hwan Park
2014 J jnl
Security Analysis of an Identity-Based Strongly Unforgeable Signature Scheme.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee
2014 J jnl
Security Analysis of the Unrestricted Identity-Based Aggregate Signature Scheme.
CoRR
Kwangsu Lee, Dong Hoon Lee
2014 J jnl
Security analysis of an identity-based strongly unforgeable signature scheme.
Inf. Sci.
Kwangsu Lee, Dong Hoon Lee
2014 J jnl
Self-Updatable Encryption with Short Public Parameters and Its Extensions.
IACR Cryptol. ePrint Arch.
Kwangsu Lee
2013 J jnl
Adaptively Secure Broadcast Encryption under Standard Assumptions with Better Efficiency.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee
2013 — conf
Aggregating CL-Signatures Revisited: Extended Functionality and Better Efficiency.
Financial Cryptography
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2013 J jnl
Fully secure hidden vector encryption under standard assumptions.
Inf. Sci.
Jong Hwan Park, Kwangsu Lee, Willy Susilo, Dong Hoon Lee
2013 J jnl
New Constructions of Revocable Identity-Based Encryption from Multilinear Maps.
IACR Cryptol. ePrint Arch.
Seunghwan Park, Kwangsu Lee, Dong Hoon Lee
2013 J jnl
Public-Key Revocation and Tracing Schemes with Subset Difference Methods.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Woo Kwon Koo, Dong Hoon Lee, Jong Hwan Park
2013 — conf
Self-Updatable Encryption: Time Constrained Access Control with Hidden Attributes and Better Efficiency.
ASIACRYPT (1)
Kwangsu Lee, Seung Geol Choi, Dong Hoon Lee, Jong Hwan Park, Moti Yung
2013 J jnl
Self-Updatable Encryption: Time Constrained Access Control with Hidden Attributes and Better Efficiency.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Seung Geol Choi, Dong Hoon Lee, Jong Hwan Park, Moti Yung
2013 B conf
Sequential Aggregate Signatures Made Shorter.
ACNS
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2013 J jnl
Sequential Aggregate Signatures Made Shorter.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2013 — conf
Sequential Aggregate Signatures with Short Public Keys: Design, Analysis and Implementation Studies.
Public Key Cryptography
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2012 J jnl
Aggregating CL-Signatures Revisited: Extended Functionality and Better Efficiency.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2012 J jnl
On the Security of Luo et al.'s Fully Secure Hierarchical Identity Based Encryption Scheme.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kwangsu Lee, Jong Hwan Park, Dong Hoon Lee
2012 J jnl
Privacy Preserving Revocable Predicate Encryption Revisited.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Intae Kim, Seong Oun Hwang
2012 J jnl
Sequential Aggregate Signatures with Short Public Keys: Design, Analysis and Implementation Studies.
IACR Cryptol. ePrint Arch.
Kwangsu Lee, Dong Hoon Lee, Moti Yung
2011 J jnl
Improved hidden vector encryption with short ciphertexts and tokens.
Des. Codes Cryptogr.
Kwangsu Lee, Dong Hoon Lee
2010 J jnl
New Techniques for Anonymous HIBE with Short Ciphertexts in Prime Order Groups.
KSII Trans. Internet Inf. Syst.
Kwangsu Lee, Dong Hoon Lee
2008 Misc conf
Non-interactive Identity-Based DNF Signature Scheme and Its Extensions.
ICISC
Kwangsu Lee, Jung Yeon Hwang, Dong Hoon Lee
2002 Misc conf
New DSA-Verifiable Signcryption Schemes.
ICISC
Jun-Bum Shin, Kwangsu Lee, Kyungah Shim