| 2026 | ACNS | Related-Key Cryptanalysis of FUTURE - The Full Round Distinguishing Attack. | Amit Jana, Smita Das, Ayantika Chatterjee, Debdeep Mukhopadhyay, Yu Sasaki |
| 2026 | ACNS | Tight Multi-user Security of CCM and Enhancement by Tag-Based Key Derivation. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2026 | CRYPTO | Key Committing Security of HCTR2, Revisited. | Donghoon Chang, Yu Long Chen, Yukihito Hiraga, Kazuhiko Minematsu, Nicky Mouha, Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2026 | CRYPTO | Generic Committing Attacks - Zero-Padded Ascon is Less Secure than Expected. | Nilanjan Datta, Hrithik Nandi, Soumit Pal, Yu Sasaki, Patrick Struck, Maximiliane Weishupl |
| 2026 | SP | AESpoly: Symmetric-Key Cryptographic Designs Using Instruction-Level Parallelism Between AES and Polynomial Hash. | Yukihito Hiraga, Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2025 | ASIACRYPT | Beyond-Birthday-Bound Security with HCTR2: Cascaded Construction and Tweak-Based Key Derivation. | Yu Long Chen, Yukihito Hiraga, Nicky Mouha, Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2025 | CRYPTO | Cryptographic Treatment of Key Control Security - In Light of NIST SP 800-108. | Ritam Bhaumik, Avijit Dutta, Akiko Inoue, Tetsu Iwata, Ashwin Jha, Kazuhiko Minematsu, Mridul Nandi, Yu Sasaki, Meltem Snmez Turan, Stefano Tessaro |
| 2025 | CRYPTO | The Exact Multi-User Security of Key-Alternating Feistel Ciphers with a Single Permutation. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2024 | ACNS | KIVR: Committing Authenticated Encryption Using Redundancy and Application to GCM, CCM, and More. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2024 | EuroCrypt | The Exact Multi-user Security of (Tweakable) Key Alternating Ciphers with a Single Permutation. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2022 | CCS | The Multi-User Security of Triple Encryption, Revisited: Exact Security, Strengthening, and Application to TDES. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara, Kan Yasuda |
| 2022 | CRYPTO | Secret Can Be Public: Low-Memory AEAD Mode for High-Order Masking. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2022 | IWSEC | Birthday-Bound Slide Attacks on TinyJAMBU's Keyed-Permutations for All Key Sizes. | Ferdinand Sibleyras, Yu Sasaki, Yosuke Todo, Akinori Hosoyamada, Kan Yasuda |
| 2021 | ASIACRYPT | Double-Block-Length Hash Function for Minimum Memory Size. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2021 | COCOON | A Card-Minimal Three-Input AND Protocol Using Two Shuffles. | Raimu Isuzugawa, Kodai Toyoda, Yu Sasaki, Daiki Miyahara, Takaaki Mizuki |
| 2021 | CRYPTO | Quantum Collision Attacks on Reduced SHA-256 and SHA-512. | Akinori Hosoyamada, Yu Sasaki |
| 2021 | INDOCRYPT | Elastic-Tweak: A Framework for Short Tweak Tweakable Block Cipher. | Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-Lpez, Mridul Nandi, Yu Sasaki |
| 2020 | ACNS | Lesamnta-LW Revisited: Improved Security Analysis of Primitive and New PRF Mode. | Shoichi Hirose, Yu Sasaki, Hirotaka Yoshida |
| 2020 | CRYPTO | Out of Oddity - New Cryptanalytic Techniques Against Symmetric Primitives Optimized for Integrity Proof Systems. | Tim Beyne, Anne Canteaut, Itai Dinur, Maria Eichlseder, Gregor Leander, Gatan Leurent, Mara Naya-Plasencia, Lo Perrin, Yu Sasaki, Yosuke Todo, Friedrich Wiemer |
| 2020 | EuroCrypt | Lightweight Authenticated Encryption Mode Suitable for Threshold Implementation. | Yusuke Naito, Yu Sasaki, Takeshi Sugawara |
| 2020 | EuroCrypt | Finding Hash Collisions with Quantum Computers by Using Differential Trails with Smaller Probability than Birthday Bound. | Akinori Hosoyamada, Yu Sasaki |
| 2020 | IWSEC | On the Design of Bit Permutation Based Ciphers - The Interplay Among S-Box, Bit Permutation and Key-Addition. | Sumanta Sarkar, Yu Sasaki, Siang Meng Sim |
| 2019 | ACISP | Related-Key Boomerang Attacks on GIFT with Automated Trail Search Including BCT Effect. | Yunwen Liu, Yu Sasaki |
| 2019 | ACNS | Cryptanalysis of ForkAES. | Subhadeep Banik, Jannis Bossert, Amit Jana, Eik List, Stefan Lucks, Willi Meier, Mostafizar Rahman, Dhiman Saha, Yu Sasaki |
| 2019 | ASIACRYPT | Quantum Attacks Without Superposition Queries: The Offline Simon's Algorithm. | Xavier Bonnetain, Akinori Hosoyamada, Mara Naya-Plasencia, Yu Sasaki, Andr Schrottenloher |
| 2019 | CRYPTO | Correlation of Quadratic Boolean Functions: Cryptanalysis of All Versions of Full \mathsf MORUS. | Danping Shi, Siwei Sun, Yu Sasaki, Chaoyun Li, Lei Hu |
| 2019 | PQCrypto | Improved Quantum Multicollision-Finding Algorithm. | Akinori Hosoyamada, Yu Sasaki, Seiichiro Tani, Keita Xagawa |
| 2018 | ACNS | Related-Key Boomerang Attacks on Full ANU Lightweight Block Cipher. | Yu Sasaki |
| 2018 | ASIACRYPT | Cryptanalysis of MORUS. | Tomer Ashur, Maria Eichlseder, Martin M. Lauridsen, Gatan Leurent, Brice Minaud, Yann Rotella, Yu Sasaki, Benot Viguier |
| 2018 | EuroCrypt | Boomerang Connectivity Table: A New Cryptanalysis Tool. | Carlos Cid, Tao Huang, Thomas Peyrin, Yu Sasaki, Ling Song |
| 2018 | IWSEC | Integer Linear Programming for Three-Subset Meet-in-the-Middle Attacks: Application to GIFT. | Yu Sasaki |
| 2018 | SCN | Quantum Demiric-Seluk Meet-in-the-Middle Attacks: Applications to 6-Round Generic Feistel Constructions. | Akinori Hosoyamada, Yu Sasaki |
| 2017 | ASIACRYPT | Quantum Multicollision-Finding Algorithm. | Akinori Hosoyamada, Yu Sasaki, Keita Xagawa |
| 2017 | CHES | GIFT: A Small Present - Towards Reaching the Limit of Lightweight Encryption. | Subhadeep Banik, Sumit Kumar Pandey, Thomas Peyrin, Yu Sasaki, Siang Meng Sim, Yosuke Todo |
| 2017 | EuroCrypt | New Impossible Differential Search Tool from Design and Cryptanalysis Aspects - Revealing Structural Properties of Several Ciphers. | Yu Sasaki, Yosuke Todo |
| 2017 | ISPEC | Optimizing Online Permutation-Based AE Schemes for Lightweight Applications. | Yu Sasaki, Kan Yasuda |
| 2017 | IWSEC | Analyzing Key Schedule of Simon: Iterative Key Differences and Application to Related-Key Impossible Differentials. | Kota Kondo, Yu Sasaki, Yosuke Todo, Tetsu Iwata |
| 2016 | ACISP | Improved Rebound Attacks on AESQ: Core Permutation of CAESAR Candidate PAEQ. | Nasour Bagheri, Florian Mendel, Yu Sasaki |
| 2016 | ACNS | On the Design Rationale of Simon Block Cipher: Integral Attacks and Impossible Differential Attacks against Simon Variants. | Kota Kondo, Yu Sasaki, Tetsu Iwata |
| 2016 | ASIACRYPT | A New Algorithm for the Unbalanced Meet-in-the-Middle Problem. | Ivica Nikolic, Yu Sasaki |
| 2016 | ASIACRYPT | Nonlinear Invariant Attack - Practical Attack on Full SCREAM, iSCREAM, and Midori64. | Yosuke Todo, Gregor Leander, Yu Sasaki |
| 2016 | CRYPTO | The SKINNY Family of Block Ciphers and Its Low-Latency Variant MANTIS. | Christof Beierle, Jrmy Jean, Stefan Klbl, Gregor Leander, Amir Moradi, Thomas Peyrin, Yu Sasaki, Pascal Sasdrich, Siang Meng Sim |
| 2016 | FSE | Cryptanalysis of Reduced NORX. | Nasour Bagheri, Tao Huang, Keting Jia, Florian Mendel, Yu Sasaki |
| 2015 | ASIACRYPT | Refinements of the k-tree Algorithm for the Generalized Birthday Problem. | Ivica Nikolic, Yu Sasaki |
| 2014 | ACNS | Memoryless Unbalanced Meet-in-the-Middle Attacks: Impossible Results and Applications. | Yu Sasaki |
| 2014 | ASIACRYPT | Meet-in-the-Middle Attacks on Generic Feistel Constructions. | Jian Guo, Jrmy Jean, Ivica Nikolic, Yu Sasaki |
| 2014 | CANS | Message Extension Attack against Authenticated Encryptions: Application to PANDA. | Yu Sasaki, Lei Wang |
| 2014 | CRYPTO | Updates on Generic Attacks against HMAC and NMAC. | Jian Guo, Thomas Peyrin, Yu Sasaki, Lei Wang |
| 2014 | FSE | Equivalent Key Recovery Attacks Against HMAC and NMAC with Whirlpool Reduced to 7 Rounds. | Jian Guo, Yu Sasaki, Lei Wang, Meiqin Wang, Long Wen |
| 2014 | INDOCRYPT | Cryptanalysis of Reduced-Round SIMON32 and SIMON48. | Qingju Wang, Zhiqiang Liu, Kerem Varici, Yu Sasaki, Vincent Rijmen, Yosuke Todo |
| 2014 | SCN | Generic Attacks on Strengthened HMAC: n-bit Secure HMAC Requires Key in All Blocks. | Yu Sasaki, Lei Wang |
| 2013 | ACISP | Related-Key Boomerang Attacks on KATAN32/48/64. | Takanori Isobe, Yu Sasaki, Jiageng Chen |
| 2013 | ACNS | Preimage Attacks on Feistel-SP Functions: Impact of Omitting the Last Network Twist. | Yu Sasaki |
| 2013 | ASIACRYPT | Cryptanalysis of HMAC/NMAC-Whirlpool. | Jian Guo, Yu Sasaki, Lei Wang, Shuang Wu |
| 2013 | ASIACRYPT | Limited-Birthday Distinguishers for Hash Functions - Collisions beyond the Birthday Bound Can Be Meaningful. | Mitsugu Iwamoto, Thomas Peyrin, Yu Sasaki |
| 2013 | FC | Coupon Collector's Problem for Fault Analysis against AES - High Tolerance for Noisy Fault Injections. | Yu Sasaki, Yang Li, Hikaru Sakamoto, Kazuo Sakiyama |
| 2013 | ICISC | Bitwise Partial-Sum on HIGHT: A New Tool for Integral Analysis Against ARX Designs. | Yu Sasaki, Lei Wang |
| 2013 | IWSEC | Generic State-Recovery and Forgery Attacks on ChopMD-MAC and on NMAC/HMAC. | Yusuke Naito, Yu Sasaki, Lei Wang, Kan Yasuda |
| 2013 | IWSEC | New Property of Diffusion Switching Mechanism on CLEFIA and Its Application to DFA. | Yosuke Todo, Yu Sasaki |
| 2013 | SECRYPT | Meet-in-the-Middle Preimage Attacks Revisited - New Results on MD5 and HAVAL. | Yu Sasaki, Wataru Komatsubara, Yasuhide Sakai, Lei Wang, Mitsugu Iwamoto, Kazuo Sakiyama, Kazuo Ohta |
| 2012 | ACISP | Improved Known-Key Distinguishers on Feistel-SP Ciphers and Application to Camellia. | Yu Sasaki, Sareh Emami, Deukjo Hong, Ashish Kumar |
| 2012 | ACNS | Distinguishers beyond Three Rounds of the RIPEMD-128/-160 Compression Functions. | Yu Sasaki, Lei Wang |
| 2012 | ASIACRYPT | Generic Related-Key Attacks for HMAC. | Thomas Peyrin, Yu Sasaki, Lei Wang |
| 2012 | ASIACRYPT | Investigating Fundamental Security Requirements on Whirlpool: Improved Preimage and Collision Attacks. | Yu Sasaki, Lei Wang, Shuang Wu, Wenling Wu |
| 2012 | EuroCrypt | Cryptanalyses on a Merkle-Damgrd Based MAC - Almost Universal Forgery and Distinguishing-H Attacks. | Yu Sasaki |
| 2012 | ICISC | Multi-differential Cryptanalysis on Reduced DM-PRESENT-80: Collisions and Other Differential Properties. | Takuma Koyama, Yu Sasaki, Noboru Kunihiro |
| 2012 | ICISC | Key-Dependent Weakness of AES-Based Ciphers under Clockwise Collision Distinguisher. | Toshiki Nakasone, Yang Li, Yu Sasaki, Mitsugu Iwamoto, Kazuo Ohta, Kazuo Sakiyama |
| 2012 | ICISC | Comprehensive Study of Integral Analysis on 22-Round LBlock. | Yu Sasaki, Lei Wang |
| 2012 | INDOCRYPT | Double-SP Is Weaker Than Single-SP: Rebound Attacks on Feistel Ciphers with Several Rounds. | Yu Sasaki |
| 2012 | ISPEC | New Truncated Differential Cryptanalysis on 3D Block Cipher. | Takuma Koyama, Lei Wang, Yu Sasaki, Kazuo Sakiyama, Kazuo Ohta |
| 2012 | IWSEC | Polynomial-Advantage Cryptanalysis of 3D Cipher and 3D-Based Hash Function. | Lei Wang, Yu Sasaki, Kazuo Sakiyama, Kazuo Ohta |
| 2012 | IWSEC | Boomerang Distinguishers for Full HAS-160 Compression Function. | Yu Sasaki, Lei Wang, Yasuhiro Takasaki, Kazuo Sakiyama, Kazuo Ohta |
| 2011 | ACISP | Preimage Attacks on Full-ARIRANG (Poster). | Chiaki Ohtahara, Keita Okada, Yu Sasaki, Takeshi Shimoyama |
| 2011 | FSE | Meet-in-the-Middle Preimage Attacks on AES Hashing Modes and an Application to Whirlpool. | Yu Sasaki |
| 2011 | FSE | Known-Key Distinguishers on 11-Round Feistel and Collision Attacks on Its Hashing Modes. | Yu Sasaki, Kan Yasuda |
| 2011 | ICISC | Improved Integral Analysis on Tweaked Lesamnta. | Yu Sasaki, Kazumaro Aoki |
| 2011 | IWSEC | Experimental Verification of Super-Sbox Analysis - Confirmation of Detailed Attack Complexity. | Yu Sasaki, Naoyuki Takayanagi, Kazuo Sakiyama, Kazuo Ohta |
| 2011 | SECRYPT | Byte Slicing Grstl - Optimized Intel AES-NI and 8-bit Implementations of the SHA-3 Finalist Grstl. | Kazumaro Aoki, Gnther Roland, Yu Sasaki, Martin Schlffer |
| 2011 | WISA | Preimage Attacks on Full-ARIRANG: Analysis of DM-Mode with Middle Feed-Forward. | Chiaki Ohtahara, Keita Okada, Yu Sasaki, Takeshi Shimoyama |
| 2010 | ASIACRYPT | Non-full-active Super-Sbox Analysis: Applications to ECHO and Grstl. | Yu Sasaki, Yang Li, Lei Wang, Kazuo Sakiyama, Kazuo Ohta |
| 2010 | FSE | Finding Preimages of Tiger Up to 23 Steps. | Lei Wang, Yu Sasaki |
| 2010 | ICISC | Preimage Attacks against PKC98-Hash and HAS-V. | Yu Sasaki, Florian Mendel, Kazumaro Aoki |
| 2010 | IWSEC | Known-Key Attacks on Rijndael with Large Blocks and Strengthening | Yu Sasaki |
| 2009 | ACISP | Meet-in-the-Middle Preimage Attacks on Double-Branch Hash Functions: Application to RIPEMD and Others. | Yu Sasaki, Kazumaro Aoki |
| 2009 | ASIACRYPT | Preimages for Step-Reduced SHA-2. | Kazumaro Aoki, Jian Guo, Krystian Matusiewicz, Yu Sasaki, Lei Wang |
| 2009 | ASIACRYPT | Rebound Attack on the Full Lane Compression Function. | Krystian Matusiewicz, Mara Naya-Plasencia, Ivica Nikolic, Yu Sasaki, Martin Schlffer |
| 2009 | CRYPTO | Meet-in-the-Middle Preimage Attacks Against Reduced SHA-0 and SHA-1. | Kazumaro Aoki, Yu Sasaki |
| 2009 | EuroCrypt | Finding Preimages in Full MD5 Faster Than Exhaustive Search. | Yu Sasaki, Kazumaro Aoki |
| 2009 | ICISC | Improved Preimage Attack for 68-Step HAS-160. | Deukjo Hong, Bonwook Koo, Yu Sasaki |
| 2009 | IWSEC | Bit-Free Collision: Application to APOP Attack. | Lei Wang, Yu Sasaki, Kazuo Sakiyama, Kazuo Ohta |
| 2008 | ACISP | Preimage Attacks on Step-Reduced MD5. | Yu Sasaki, Kazumaro Aoki |
| 2008 | ASIACRYPT | Preimage Attacks on 3, 4, and 5-Pass HAVAL. | Yu Sasaki, Kazumaro Aoki |
| 2008 | CCS | A strict evaluation method on the number of conditions for the SHA-1 collision search. | Jun Yajima, Terutoshi Iwasaki, Yusuke Naito, Yu Sasaki, Takeshi Shimoyama, Noboru Kunihiro, Kazuo Ohta |
| 2008 | ICISC | A Preimage Attack for 52-Step HAS-160. | Yu Sasaki, Kazumaro Aoki |
| 2007 | ACISP | A New Strategy for Finding a Differential Path of SHA-1. | Jun Yajima, Yu Sasaki, Yusuke Naito, Terutoshi Iwasaki, Takeshi Shimoyama, Noboru Kunihiro, Kazuo Ohta |
| 2007 | FSE | New Message Difference for MD4. | Yu Sasaki, Lei Wang, Kazuo Ohta, Noboru Kunihiro |
| 2006 | ASIACRYPT | Improved Collision Search for SHA-0. | Yusuke Naito, Yu Sasaki, Takeshi Shimoyama, Jun Yajima, Noboru Kunihiro, Kazuo Ohta |
| 2005 | ICISC | Improved Collision Attack on MD4 with Probability Almost 1. | Yusuke Naito, Yu Sasaki, Noboru Kunihiro, Kazuo Ohta |