Rentaro Shiba

17 papers A* 1Misc 1Journal 12Unranked 3
YearRankTypeTitle / Venue / Authors
2026 J jnl
BAKSHEESH: Similar Yet Different From GIFT (and ZORRO).
IACR Commun. Cryptol.
Anubhab Baksi, Jakub Breier, Anupam Chattopadhyay, Tomas Gerlich, Sylvain Guilley, Naina Gupta, Takanori Isobe, Arpan Jati, Petr Jedlicka, Hyunjun Kim, Fukang Liu, Zdenek Martinasek, Kosei Sakamoto, Hwajeong Seo, Rentaro Shiba
2026 J jnl
Multi-key Security in the Quantum World: Revisiting Tweakable Even-Mansour and FX.
IACR Cryptol. ePrint Arch.
Rentaro Shiba, Tetsu Iwata
2025 J jnl
Divide-and-Conquer SAT for Exploring Optimal Differential and Linear Characteristics and Its Applications.
IACR Trans. Symmetric Cryptol.
Kazuma Taka, Kosei Sakamoto, Ryoma Ito, Rentaro Shiba, Shion Utsumi, Takanori Isobe
2025 A* conf
Poster: An Improved Quantum Attack on the Two-round Even-Mansour Cipher with Independent Permutations and Keys.
CCS
Rentaro Shiba, Tetsu Iwata
2024 — conf
ASURA: An Efficient Large-State Tweakable Block Cipher for ARM Environment.
INDOCRYPT (1)
Atsushi Tanaka, Rentaro Shiba, Kosei Sakamoto, Mostafizar Rahman, Takuro Shiraya, Takanori Isobe
2024 — conf
Collision Attacks on Hashing Modes of Areion.
CANS (2)
Kodai Taiyama, Kosei Sakamoto, Rentaro Shiba, Takanori Isobe
2024 — conf
Quantum Key Recovery Attacks on 4-Round Iterated Even-Mansour with Two Keys.
ISC (1)
Ravi Anand, Shibam Ghosh, Takanori Isobe, Rentaro Shiba
2024 J jnl
Quantum Key Recovery Attacks on 4-round Iterated Even-Mansour with Two Keys.
IACR Cryptol. ePrint Arch.
Ravi Anand, Shibam Ghosh, Takanori Isobe, Rentaro Shiba
2023 J jnl
Areion: Highly-Efficient Permutations and Its Applications (Extended Version).
IACR Cryptol. ePrint Arch.
Takanori Isobe, Ryoma Ito, Fukang Liu, Kazuhiko Minematsu, Motoki Nakahashi, Kosei Sakamoto, Rentaro Shiba
2023 J jnl
Areion: Highly-Efficient Permutations and Its Applications to Hash Functions for Short Input.
IACR Trans. Cryptogr. Hardw. Embed. Syst.
Takanori Isobe, Ryoma Ito, Fukang Liu, Kazuhiko Minematsu, Motoki Nakahashi, Kosei Sakamoto, Rentaro Shiba
2023 J jnl
BAKSHEESH: Similar Yet Different From GIFT.
IACR Cryptol. ePrint Arch.
Anubhab Baksi, Jakub Breier, Anupam Chattopadhyay, Tomas Gerlich, Sylvain Guilley, Naina Gupta, Kai Hu, Takanori Isobe, Arpan Jati, Petr Jedlicka, Hyunjun Kim, Fukang Liu, Zdenek Martinasek, Kosei Sakamoto, Hwajeong Seo, Rentaro Shiba, Ritu Ranjan Shrivastwa
2023 J jnl
Cubicle: A family of space-hard ciphers for IoT.
IET Inf. Secur.
Rentaro Shiba, Ravi Anand, Kazuhiko Minematsu, Takanori Isobe
2023 Misc conf
Ghidle: Efficient Large-State Block Ciphers for Post-quantum Security.
ACISP
Motoki Nakahashi, Rentaro Shiba, Ravi Anand, Mostafizar Rahman, Kosei Sakamoto, Fukang Liu, Takanori Isobe
2022 J jnl
Efficient constructions for large-state block ciphers based on AES New Instructions.
IET Inf. Secur.
Rentaro Shiba, Kosei Sakamoto, Takanori Isobe
2022 J jnl
Integral and impossible-differential attacks on the reduced-round Lesamnta-LW-BC.
IET Inf. Secur.
Rentaro Shiba, Kosei Sakamoto, Fukang Liu, Kazuhiko Minematsu, Takanori Isobe
2021 J jnl
Bit-wise Cryptanalysis on AND-RX Permutation Friet-PC.
IACR Cryptol. ePrint Arch.
Ryoma Ito, Rentaro Shiba, Kosei Sakamoto, Fukang Liu, Takanori Isobe
2021 J jnl
Bit-wise cryptanalysis on AND-RX permutation Friet-PC.
J. Inf. Secur. Appl.
Ryoma Ito, Rentaro Shiba, Kosei Sakamoto, Fukang Liu, Takanori Isobe