Known-IV Attacks on Triple Modes of Operation of Block Ciphers. - Deukjo Hong; Jaechul Sung; Seokhie Hong; Wonil Lee; Sangjin Lee 002; Jongin Lim 001; Okyeon Yi (ASIACRYPT, 2001)

A Chosen Plaintext Linear Attack on Block Cipher CIKS-1. - Changhoon Lee; Deukjo Hong; Sungjae Lee; Sangjin Lee 002; Hyungjin Yang; Jongin Lim 001 (ICICS, 2002)

Impossible Differential Cryptanalysis of Zodiac. - Deukjo Hong; Jaechul Sung; Shiho Moriai; Sangjin Lee 002; Jongin Lim 001 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Key Recovery Attacks on the RMAC, TMAC, and IACBC. - Jaechul Sung; Deukjo Hong; Sangjin Lee 002 (ACISP, 2003)

Differential Cryptanalysis of TEA and XTEA. - Seokhie Hong; Deukjo Hong; Youngdai Ko; Donghoon Chang; Wonil Lee; Sangjin Lee 002 (ICISC, 2003)

Linear Cryptanalysis of SPECTR-H64 with Higher Order Differential Property. - Youngdai Ko; Deukjo Hong; Seokhie Hong; Sangjin Lee 002; Jongin Lim 001 (MMM-ACNS, 2003)

Higher Order Universal One-Way Hash Functions. - Deukjo Hong; Bart Preneel; Sangjin Lee 002 (ASIACRYPT, 2004)

On the Linear Complexity of Some Generalized Cyclotomic Sequences. - Young-Ho Park 001; Deukjo Hong; Hichun Eun (Int. J. Algebra Comput., 2004)

How to Construct Universal One-Way Hash Functions of Order r. - Deukjo Hong; Jaechul Sung; Seokhie Hong; Sangjin Lee 002 (INDOCRYPT, 2005)

Linear Attack Using Multiple Linear Approximations. - Jun Choi; Deukjo Hong; Seokhie Hong; Sangjin Lee 002 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

HIGHT: A New Block Cipher Suitable for Low-Resource Device. - Deukjo Hong; Jaechul Sung; Seokhie Hong; Jongin Lim 001; Sangjin Lee 002; Bonseok Koo; Changhoon Lee; Donghoon Chang; Jesang Lee; Kitae Jeong; Hyun Kim; Jongsung Kim; et al. (CHES, 2006)

A New Dedicated 256-Bit Hash Function: FORK-256. - Deukjo Hong; Donghoon Chang; Jaechul Sung; Sangjin Lee 002; Seokhie Hong; Jaesang Lee 002; Dukjae Moon; Sungtaek Chee (FSE, 2006)

Improved Fast Correlation Attack on the Shrinking and Self-shrinking Generators. - Kitae Jeong; Jaechul Sung; Seokhie Hong; Sangjin Lee 002; Jaeheon Kim; Deukjo Hong (VIETCRYPT, 2006)

A Weak Key Class of XTEA for a Related-Key Rectangle Attack. - Eunjin Lee; Deukjo Hong; Donghoon Chang; Seokhie Hong; Jongin Lim 001 (VIETCRYPT, 2006)

Known-IV, Known-in-Advance-IV, and Replayed-and-Known-IV Attacks on Multiple Modes of Operation of Block Ciphers. - Deukjo Hong; Seokhie Hong; Wonil Lee; Sangjin Lee 002; Jongin Lim 001; Jaechul Sung; Okyeon Yi (J. Cryptol., 2006)

New FORK-256. - Deukjo Hong; Donghoon Chang; Jaechul Sung; Sangjin Lee 002; Seokhie Hong; Jesang Lee; Dukjae Moon; Sungtaek Chee (IACR Cryptol. ePrint Arch., 2007)

Cryptanalysis of an involutional block cipher using cellular automata. - Jaechul Sung; Deukjo Hong; Seokhie Hong (Inf. Process. Lett., 2007)

Weak-Key Classes of 7-Round MISTY 1 and 2 for Related-Key Amplified Boomerang Attacks. - Eunjin Lee; Jongsung Kim; Deukjo Hong; Changhoon Lee; Jaechul Sung; Seokhie Hong; Jongin Lim 001 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Preimage Attacks on Reduced Steps of ARIRANG and PKC98-Hash. - Deukjo Hong; Bonwook Koo; Woo-Hwan Kim; Daesung Kwon (ICISC, 2009)

Improved Preimage Attack for 68-Step HAS-160. - Deukjo Hong; Bonwook Koo; Yu Sasaki (ICISC, 2009)

Preimage Attack on ARIRANG. - Deukjo Hong; Woo-Hwan Kim; Bonwook Koo (IACR Cryptol. ePrint Arch., 2009)

Related-Key Attack on the Full HIGHT. - Bonwook Koo; Deukjo Hong; Daesung Kwon (ICISC, 2010)

Biclique Attack on the Full HIGHT. - Deukjo Hong; Bonwook Koo; Daesung Kwon (ICISC, 2011)

Improved Known-Key Distinguishers on Feistel-SP Ciphers and Application to Camellia. - Yu Sasaki; Sareh Emami; Deukjo Hong; Ashish Kumar (ACISP, 2012)

New Preimage Attack on MDC-4. - Deukjo Hong; Daesung Kwon (IACR Cryptol. ePrint Arch., 2012)

Cryptanalysis of Double-Block-Length Hash Mode MJH. - Deukjo Hong; Daesung Kwon (IACR Cryptol. ePrint Arch., 2012)

Preimage and Second-Preimage Attacks on PGV Hashing Modes of Round-Reduced ARIA, Camellia, and Serpent. - Deukjo Hong; Bonwook Koo; Dong-Chan Kim (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Known-Key Attacks on Generalized Feistel Schemes with SP Round Function. - HyungChul Kang; Deukjo Hong; Dukjae Moon; Daesung Kwon; Jaechul Sung; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Meet-in-the-Middle Preimage Attacks on Hash Modes of Generalized Feistel and Misty Schemes with SP Round Function. - Dukjae Moon; Deukjo Hong; Daesung Kwon; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Collision Resistance of the JH Hash Function. - Jooyoung Lee; Deukjo Hong (IEEE Trans. Inf. Theory, 2012)

LEA: A 128-Bit Block Cipher for Fast Encryption on Common Processors. - Deukjo Hong; Jung-Keun Lee; Dong-Chan Kim; Daesung Kwon; Kwon Ho Ryu; Donggeon Lee (WISA, 2013)

Higher order eTCR hash functions. - Deukjo Hong; Dong-Chan Kim; Woo-Hwan Kim; Jongsung Kim (Comput. Math. Appl., 2013)

Cryptanalysis of Some Double-Block-Length Hash Modes of Block Ciphers with n-Bit Block and n-Bit Key. - Deukjo Hong; Daesung Kwon (IACR Cryptol. ePrint Arch., 2013)

LSH: A New Fast Secure Hash Function Family. - Dong-Chan Kim; Deukjo Hong; Jung-Keun Lee; Woo-Hwan Kim; Daesung Kwon (ICISC, 2014)

Cryptanalysis of Double-Block-Length Hash Modes MDC-4 and MJH. - Deukjo Hong; Daesung Kwon (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

New Impossible Differential Characteristic of SPECK64 using MILP. - Hochang Lee; HyungChul Kang; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2016)

Improved preimage attacks on hash modes of 8-round AES-256. - Deukjo Hong; Dong-Chan Kim; Daesung Kwon; Jongsung Kim (Multim. Tools Appl., 2016)

Efficient Differential Trail Searching Algorithm for ARX Block Ciphers. - Seojin Kim; HyungChul Kang; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2017)

Known-Key Attack on SM4 Block Cipher. - HyungChul Kang; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Differential property of Present-like structure. - Deukjo Hong; Bonwook Koo; Changho Seo (Discret. Appl. Math., 2018)

Improving MDC-4 to Be More Secure. - Deukjo Hong; Dong-Chan Kim; Daesung Kwon (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019)

New Approach to Constructing Noise Source Based on Race Conditions. - Seong Gyeom Kim; Seung Joon Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019)

PIPO: A Lightweight Block Cipher with Efficient Higher-Order Masking Software Implementations. - Hangi Kim; Yongjin Jeon; Giyoon Kim; Jongsung Kim; Bo-Yeon Sim; Dong-Guk Han; Hwajeong Seo; Seonggyeom Kim; Seokhie Hong; Jaechul Sung; Deukjo Hong (ICISC, 2020)

Classification of 4-bit S-Boxes for BOGI Permutation. - Seong Gyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Access, 2020)

Known-Key Distinguishing and Partial-Collision Attacks on GFN-2 with SP F-Function. - Deukjo Hong (Secur. Commun. Networks, 2020)

A New Method for Designing Lightweight S-Boxes With High Differential and Linear Branch Numbers, and its Application. - Hangi Kim; Yongjin Jeon; Giyoon Kim; Jongsung Kim; Bo-Yeon Sim; Dong-Guk Han; Hwajeong Seo; Seonggyeom Kim; Seokhie Hong; Jaechul Sung; Deukjo Hong (IEEE Access, 2021)

Integral Cryptanalysis of Lightweight Block Cipher PIPO. - Sunyeop Kim; Jeseong Kim; Seonggyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Access, 2022)

Improved Ciphertext-Only Attack on GMR-1. - Dongjae Lee; Deukjo Hong; Jaechul Sung; Seonggyeom Kim; Seokhie Hong (IEEE Access, 2022)

Conditional Cube Attacks on Ascon-128 and Ascon-80pq in a Nonce-misuse Setting. - Donghoon Chang; Deukjo Hong; Jinkeon Kang (IACR Cryptol. ePrint Arch., 2022)

Accelerating the Best Trail Search on AES-Like Ciphers. - Seonggyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Trans. Symmetric Cryptol., 2022)

Resistance of Ascon Family Against Conditional Cube Attacks in Nonce-Misuse Setting. - Donghoon Chang; Deukjo Hong; Jinkeon Kang; Meltem Sönmez Turan (IEEE Access, 2023)

A Practical Ciphertext-Only Attack on GMR-2 System. - Dongjae Lee; Jaewoo Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Access, 2023)

Shining Light on the Shadow: Full-round Practical Distinguisher for Lightweight Block Cipher Shadow. - Sunyeop Kim; Myoungsu Shin; Seonkyu Kim; Hanbeom Shin; Insung Kim; Donggeun Kwon; Dongjae Lee; Seonggyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2023)

Revisiting the Multiple-of Property for SKINNY: The Exact Computation of the Number of Right Pairs. - Hanbeom Shin; Insung Kim; Sunyeop Kim; Seonggyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Access, 2024)

Byte-wise equal property of ARADI. - Sunyeop Kim; Insung Kim; Dongjae Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2024)

Differential Factors Revisited: A Sufficient Condition for the Practical Use of Differential Factors. - Seonkyu Kim; Myoungsu Shin; Hanbeom Shin; Insung Kim; Sunyeop Kim; Donggeun Kwon; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024)

Accurate False-Positive Probability of Multiset-Based Demirci-Selçuk Meet-in-the-Middle Attacks. - Dongjae Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024)

Towards Optimal Differential Attacks on FLY and PIPO. - Insung Kim; Seonggyeom Kim; Sunyeop Kim; Donggeun Kwon; Hanbeom Shin; Dongjae Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2025)

Recovering S-Box Design Structures and Quantifying Distances between S-Boxes using Deep Learning. - Donggeun Kwon; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2025)

New Exchanged Boomerang Distinguishers for 5-Round AES. - Hanbeom Shin; Seonkyu Kim; Dongjae Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IACR Cryptol. ePrint Arch., 2025)

New Distinguishing Attacks on Round-Reduced Sparkle384 and Sparkle512 Permutations. - Donghoon Chang; Deukjo Hong; Jinkeon Kang (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2025)

SAECHAM: Secure and Efficient Lightweight Block Cipher CHAM Variant. - Myoungsu Shin; Hanbeom Shin; Insung Kim; Sunyeop Kim; Dongjae Lee; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Internet Things J., 2025)

Redefining Security in Shadow Cipher for IoT Nodes: New Full-Round Practical Distinguisher and the Infeasibility of Key-Recovery Attacks. - Sunyeop Kim; Myoungsu Shin; Seonkyu Kim; Hanbeom Shin; Insung Kim; Donggeun Kwon; Dongjae Lee; Seonggyeom Kim; Deukjo Hong; Jaechul Sung; Seokhie Hong (IEEE Internet Things J., 2025)