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A list of all the posts and pages found on the site. For you robots out there, there is an XML version available for digesting as well.
Pages
Posts
publications
New Yoyo Tricks with AES-based Permutations
Published in IACR Transactions on Symmetric Cryptology, 2018
Authors: Dhiman Saha, Mostafizar Rahman, Goutam Paul
Recommended citation: Dhiman Saha, Mostafizar Rahman, Goutam Paul. New Yoyo Tricks with AES-based Permutations. IACR Transactions on Symmetric Cryptology, 2018(4), pp. 102–127, 2018.
Cryptanalysis of ForkAES
Published in Applied Cryptography and Network Security (ACNS 2019), 2019
Authors: Subhadeep Banik, Jannis Bossert, Amit Jana, Eik List, Stefan Lucks, Willi Meier, Mostafizar Rahman, Dhiman Saha, Yu Sasaki
Recommended citation: Subhadeep Banik, Jannis Bossert, Amit Jana, Eik List, Stefan Lucks, Willi Meier, Mostafizar Rahman, Dhiman Saha, Yu Sasaki. Cryptanalysis of ForkAES. Applied Cryptography and Network Security (ACNS 2019), 2019.
Cryptanalysis of FlexAEAD
Published in Progress in Cryptology – AFRICACRYPT 2020, 2020
Authors: Mostafizar Rahman, Dhiman Saha, Goutam Paul
Recommended citation: Mostafizar Rahman, Dhiman Saha, Goutam Paul. Cryptanalysis of FlexAEAD. Progress in Cryptology – AFRICACRYPT 2020, LNCS vol. 12174, Springer, 2020.
Quantum Attacks on HCTR and its Variants
Published in IEEE Transactions on Quantum Engineering, 2020
Authors: Mostafizar Rahman, Goutam Paul
Recommended citation: Mostafizar Rahman, Goutam Paul. Quantum Attacks on HCTR and its Variants. IEEE Transactions on Quantum Engineering, vol. 1, pp. 1–8, 2020.
Boomeyong: Embedding Yoyo within Boomerang and its Applications to Key Recovery Attacks on AES and Pholkos
Published in IACR Transactions on Symmetric Cryptology, 2021
Authors: Mostafizar Rahman, Dhiman Saha, Goutam Paul
Recommended citation: Mostafizar Rahman, Dhiman Saha, Goutam Paul. Boomeyong: Embedding Yoyo within Boomerang and its Applications to Key Recovery Attacks on AES and Pholkos. IACR Transactions on Symmetric Cryptology, 2021(3), pp. 137–169, 2021.
Grover on Present: Quantum Resource Estimation
Published in Cryptology ePrint Archive, 2021
Authors: Mostafizar Rahman, Goutam Paul
Recommended citation: Mostafizar Rahman, Goutam Paul. Grover on Present: Quantum Resource Estimation. Cryptology ePrint Archive, 2021.
Grover on Katan: Quantum Resource Estimation
Published in IEEE Transactions on Quantum Engineering, 2022
Authors: Mostafizar Rahman, Goutam Paul
Recommended citation: Mostafizar Rahman, Goutam Paul. Grover on Katan: Quantum Resource Estimation. IEEE Transactions on Quantum Engineering, vol. 3, pp. 1–9, 2022.
Divide and Rule: DiFA — Division Property Based Fault Attacks on PRESENT and GIFT
Published in Applied Cryptography and Network Security (ACNS 2023), 2023
Authors: Anup Kumar Kundu, Shibam Ghosh, Dhiman Saha, Mostafizar Rahman
Recommended citation: Anup Kumar Kundu, Shibam Ghosh, Dhiman Saha, Mostafizar Rahman. Divide and Rule: DiFA — Division Property Based Fault Attacks on PRESENT and GIFT. Applied Cryptography and Network Security (ACNS 2023), pp. 89–116, 2023.
Ghidle: Efficient Large-State Block Ciphers for Post-quantum Security
Published in Australasian Conference on Information Security and Privacy (ACISP 2023), 2023
Authors: Motoki Nakahashi, Rentaro Shiba, Ravi Anand, Mostafizar Rahman, Kosei Sakamoto, Fukang Liu, Takanori Isobe
Recommended citation: Motoki Nakahashi, Rentaro Shiba, Ravi Anand, Mostafizar Rahman, Kosei Sakamoto, Fukang Liu, Takanori Isobe. Ghidle: Efficient Large-State Block Ciphers for Post-quantum Security. Australasian Conference on Information Security and Privacy (ACISP 2023), pp. 403–430, 2023.
Revisiting Yoyo Tricks on AES
Published in IACR Transactions on Symmetric Cryptology, 2023
Authors: Sandip Kumar Mondal, Mostafizar Rahman, Santanu Sarkar, Avishek Adhikari
Recommended citation: Sandip Kumar Mondal, Mostafizar Rahman, Santanu Sarkar, Avishek Adhikari. Revisiting Yoyo Tricks on AES. IACR Transactions on Symmetric Cryptology, 2023(4), pp. 28–57, 2023.
Revisiting the Boomerang Attack From a Perspective of 3-Differential
Published in IEEE Transactions on Information Theory, 2024
Authors: Libo Wang, Ling Song, Baofeng Wu, Mostafizar Rahman, Takanori Isobe
Recommended citation: Libo Wang, Ling Song, Baofeng Wu, Mostafizar Rahman, Takanori Isobe. Revisiting the Boomerang Attack From a Perspective of 3-Differential. IEEE Transactions on Information Theory, vol. 70, issue 7, pp. 5343–5357, 2024.
ASURA: An Efficient Large-State Tweakable Block Cipher for ARM Environment
Published in Progress in Cryptology – INDOCRYPT 2024, 2024
Authors: Atsushi Tanaka, Rentaro Shiba, Kosei Sakamoto, Mostafizar Rahman, Takuro Shiraya, Takanori Isobe
Recommended citation: Atsushi Tanaka, Rentaro Shiba, Kosei Sakamoto, Mostafizar Rahman, Takuro Shiraya, Takanori Isobe. ASURA: An Efficient Large-State Tweakable Block Cipher for ARM Environment. Progress in Cryptology – INDOCRYPT 2024, Proceedings, Part I, 2024.
BIZness: Bit Invariant Zero-Sum Property Based on Division Trail
Published in Progress in Cryptology – INDOCRYPT 2024, 2024
Authors: Shibam Ghosh, Anup Kumar Kundu, Mostafizar Rahman, Dhiman Saha
Recommended citation: Shibam Ghosh, Anup Kumar Kundu, Mostafizar Rahman, Dhiman Saha. BIZness: Bit Invariant Zero-Sum Property Based on Division Trail. Progress in Cryptology – INDOCRYPT 2024, Proceedings, Part II, 2024.
Differential Fault Attack on AES-based Encryption Schemes: Application to B5G/6G Ciphers — Rocca, Rocca-S and AEGIS
Published in Journal of Cryptographic Engineering, 2024
Authors: Ravi Anand, Takanori Isobe, Anup Kumar Kundu, Mostafizar Rahman, Sahiba Suryawanshi
Recommended citation: Ravi Anand, Takanori Isobe, Anup Kumar Kundu, Mostafizar Rahman, Sahiba Suryawanshi. Differential Fault Attack on AES-based Encryption Schemes: Application to B5G/6G Ciphers — Rocca, Rocca-S and AEGIS. Journal of Cryptographic Engineering, vol. 14, pp. 595–607, 2024.
Gleeok: A Family of Low-Latency PRFs and its Applications to Authenticated Encryption
Published in IACR Transactions on Cryptographic Hardware and Embedded Systems, 2024
Authors: Ravi Anand, Subhadeep Banik, Andrea Caforio, Tatsuya Ishikawa, Takanori Isobe, Fukang Liu, Kazuhiko Minematsu, Mostafizar Rahman, Kosei Sakamoto
Recommended citation: Ravi Anand, Subhadeep Banik, Andrea Caforio, Tatsuya Ishikawa, Takanori Isobe, Fukang Liu, Kazuhiko Minematsu, Mostafizar Rahman, Kosei Sakamoto. Gleeok: A Family of Low-Latency PRFs and its Applications to Authenticated Encryption. IACR Transactions on Cryptographic Hardware and Embedded Systems, 2024(2), pp. 545–587, 2024.
Implementing Grover’s on AES-based AEAD Schemes
Published in Scientific Reports, 2024
Authors: Surajit Mandal, Ravi Anand, Mostafizar Rahman, Santanu Sarkar, Takanori Isobe
Recommended citation: Surajit Mandal, Ravi Anand, Mostafizar Rahman, Santanu Sarkar, Takanori Isobe. Implementing Grover's on AES-based AEAD Schemes. Scientific Reports, vol. 14, art. 21105, 2024.
Key Committing Attacks against AES-based AEAD Schemes
Published in IACR Transactions on Symmetric Cryptology, 2024
Authors: Patrick Derbez, Pierre-Alain Fouque, Takanori Isobe, Mostafizar Rahman, André Schrottenloher
Recommended citation: Patrick Derbez, Pierre-Alain Fouque, Takanori Isobe, Mostafizar Rahman, André Schrottenloher. Key Committing Attacks against AES-based AEAD Schemes. IACR Transactions on Symmetric Cryptology, 2024(1), pp. 135–157, 2024.
Yoyo Cryptanalysis on Future
Published in International Journal of Applied Cryptography, 2024
Authors: Sandip Kumar Mondal, Mostafizar Rahman, Santanu Sarkar, Avishek Adhikari
Recommended citation: Sandip Kumar Mondal, Mostafizar Rahman, Santanu Sarkar, Avishek Adhikari. Yoyo Cryptanalysis on Future. International Journal of Applied Cryptography, vol. 4, pp. 238–249, 2024.
On the Key-Commitment Properties of Forkcipher-based AEADs
Published in IACR Communications in Cryptology, 2024
Authors: Mostafizar Rahman, Samir Kundu, Takanori Isobe
Recommended citation: Mostafizar Rahman, Samir Kundu, Takanori Isobe. On the Key-Commitment Properties of Forkcipher-based AEADs. IACR Communications in Cryptology, vol. 1, 2024.
AETHER: An Ultra-High Throughput and Low Energy Authenticated Encryption Scheme
Published in IACR Transactions on Cryptographic Hardware and Embedded Systems, 2025
Authors: Subhadeep Banik, Andrea Caforio, Tatsuya Ishikawa, Takanori Isobe, Mostafizar Rahman, Kosei Sakamoto
Recommended citation: Subhadeep Banik, Andrea Caforio, Tatsuya Ishikawa, Takanori Isobe, Mostafizar Rahman, Kosei Sakamoto. AETHER: An Ultra-High Throughput and Low Energy Authenticated Encryption Scheme. IACR Transactions on Cryptographic Hardware and Embedded Systems, 2025(2), pp. 705–742, 2025.
Breaking the Twinkle Authentication Scheme and Analyzing Its Underlying Permutation
Published in Selected Areas in Cryptography (SAC 2025), 2025
Authors: Debasmita Chakraborty, Hosein Hadipour, Anup Kumar Kundu, Mostafizar Rahman, Prathamesh Ram, Yu Sasaki, Dilip Sau, Aman Sinha
Recommended citation: Debasmita Chakraborty, Hosein Hadipour, Anup Kumar Kundu, Mostafizar Rahman, Prathamesh Ram, Yu Sasaki, Dilip Sau, Aman Sinha. Breaking the Twinkle Authentication Scheme and Analyzing Its Underlying Permutation. Selected Areas in Cryptography (SAC 2025), LNCS vol. 16207, Springer, 2025.
Depending on DEEPAND: Cryptanalysis of NLFSR-based Lightweight Ciphers TinyJambu, Katan and Ktantan
Published in IEEE Transactions on Information Theory, 2025
Authors: Amit Jana, Mostafizar Rahman, Dhiman Saha
Recommended citation: Amit Jana, Mostafizar Rahman, Dhiman Saha. Depending on DEEPAND: Cryptanalysis of NLFSR-based Lightweight Ciphers TinyJambu, Katan and Ktantan. IEEE Transactions on Information Theory, vol. 71, issue 9, pp. 7348–7366, 2025.
Dialga: A Family of Low-Latency Tweakable Block Ciphers Using Multiple Linear Layers
Published in IACR Transactions on Symmetric Cryptology, 2025
Authors: Subhadeep Banik, Tatsuya Ishikawa, Takanori Isobe, Ryoma Ito, Kazuhiko Minematsu, Kazuma Nakata, Mostafizar Rahman, Kosei Sakamoto
Recommended citation: Subhadeep Banik, Tatsuya Ishikawa, Takanori Isobe, Ryoma Ito, Kazuhiko Minematsu, Kazuma Nakata, Mostafizar Rahman, Kosei Sakamoto. Dialga: A Family of Low-Latency Tweakable Block Ciphers Using Multiple Linear Layers. IACR Transactions on Symmetric Cryptology, 2025(4), pp. 70–124, 2025.
Exploring SHA Instructions and Its Application to AES-based Schemes
Published in IACR Communications in Cryptology, 2025
Authors: Takuro Shiraya, Subhadeep Banik, Tatsuya Ishikawa, Ryoma Ito, Mostafizar Rahman, Kosei Sakamoto, Atsushi Tanaka, Shion Utsumi, Takanori Isobe
Recommended citation: Takuro Shiraya, Subhadeep Banik, Tatsuya Ishikawa, Ryoma Ito, Mostafizar Rahman, Kosei Sakamoto, Atsushi Tanaka, Shion Utsumi, Takanori Isobe. Exploring SHA Instructions and Its Application to AES-based Schemes. IACR Communications in Cryptology, vol. 2, issue 3, 2025.
MSX: Lightweight Block Ciphers for Microcontrollers with High-assurance against Differential and Linear Attacks
Published in IACR Communications in Cryptology, 2025
Authors: Kazuhiko Minematsu, Tomoyasu Suzaki, Mostafizar Rahman, Sahiba Suryawanshi, Takanori Isobe
Recommended citation: Kazuhiko Minematsu, Tomoyasu Suzaki, Mostafizar Rahman, Sahiba Suryawanshi, Takanori Isobe. MSX: Lightweight Block Ciphers for Microcontrollers with High-assurance against Differential and Linear Attacks. IACR Communications in Cryptology, vol. 2, issue 4, 2025.
talks
New Yoyo Tricks with AES-based Permutations
Published:
Conference talk at Fast Software Encryption (FSE) 2019, Paris, France.
Quantum Security of Classical Cryptosystems
Published:
Invited talk at Summer School on Quantum Information and Quantum Technology 2021, IISER Kolkata, Kolkata, India.
Boomeyong: Embedding Yoyo within Boomerang and its Applications to Key Recovery Attacks on AES and Pholkos
Published:
Conference talk at Fast Software Encryption (FSE) 2022, Athens, Greece.
Quantum Cryptanalysis
Published:
Invited talk at Faculty Development Program on “Cryptography and Blockchain”, Chandigarh University, Chandigarh, India.
Capturing the Dependency between Correlated AND gates using MILP
Published:
Invited talk at Universität Mannheim, Mannheim, Germany.
Quantum Cryptography
Published:
Invited talk at Chandigarh University, Chandigarh, India.
Key Committing Attacks against AES-based AEAD Schemes
Published:
Conference talk at Fast Software Encryption (FSE) 2024, Leuven, Belgium.
Key Committing Attacks against AES-based AEAD Schemes
Published:
Invited talk at IIT Bhilai, Bhilai, India.
Locking Secrets: End-to-End Encryption and the Importance of Commitment
Published:
Invited talk at University of Hyogo (JENESYS program, Ministry of Foreign Affairs, Japan), Kobe, Japan.
Key Committing Attacks against AES-based AEAD Schemes
Published:
Invited talk at IIIT Delhi, Delhi, India.
Key Committing Attacks against AES-based AEAD Schemes
Published:
Invited talk at National Workshop on Cryptology 2025, IIT Bhilai, Bhilai, India.
AETHER: An Ultra-High Throughput and Low Energy Authenticated Encryption Scheme
Published:
Invited talk at Crypto Winter School 2025, IIT Bhilai, Bhilai, India.