Ashwin Jha

64 papers Misc 3Journal 47Unranked 14
YearRankTypeTitle / Venue / Authors
2026 J jnl
Defining Quantum-Secure Message Authentication.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mustafa Khairallah, Jannis Leuther, Stefan Lucks
2026 J jnl
How to Build a Short-Input Random Oracle from Public Random Permutations.
IACR Cryptol. ePrint Arch.
Ritam Bhaumik, Nilanjan Datta, Avijit Dutta, Ashwin Jha, Sougata Mandal, Bart Mennink, Hrithik Nandi, Yaobin Shen
2025 J jnl
A Note on Feedback-PRF Mode of KDF from NIST SP 800-108.
IACR Cryptol. ePrint Arch.
Ritam Bhaumik, Avijit Dutta, Tetsu Iwata, Ashwin Jha, Kazuhiko Minematsu, Mridul Nandi, Yu Sasaki, Meltem Sönmez Turan, Stefano Tessaro
2025 — conf
Cryptographic Treatment of Key Control Security - In Light of NIST SP 800-108.
CRYPTO (5)
Ritam Bhaumik, Avijit Dutta, Akiko Inoue, Tetsu Iwata, Ashwin Jha, Kazuhiko Minematsu, Mridul Nandi, Yu Sasaki, Meltem Sönmez Turan, Stefano Tessaro
2025 J jnl
Cryptographic Treatment of Key Control Security - In Light of NIST SP 800-108.
IACR Cryptol. ePrint Arch.
Ritam Bhaumik, Avijit Dutta, Akiko Inoue, Tetsu Iwata, Ashwin Jha, Kazuhiko Minematsu, Mridul Nandi, Yu Sasaki, Meltem Sönmez Turan, Stefano Tessaro
2025 — conf
Generic Security of GCM-SST.
ACNS (2)
Akiko Inoue, Ashwin Jha, Bart Mennink, Kazuhiko Minematsu
2025 J jnl
Naor-Reingold goes Beyond-the-Birthday-Bound.
IACR Cryptol. ePrint Arch.
Avik Chakraborti, Bishwajit Chakraborty, Nilanjan Datta, Avijit Dutta, Ashwin Jha, Sougata Mandal, Hrithik Nandi, Mridul Nandi, Abishanka Saha
2025 J jnl
On TRP-RF Switch in the Quantum Query Model.
IACR Commun. Cryptol.
Ashwin Jha
2025 — conf
On the Number of Restricted Solutions to Constrained Systems and Their Applications.
ASIACRYPT (1)
Benoît Cogliati, Ashwin Jha, Jordan Remy Reuven Naccache, Mridul Nandi, Abishanka Saha
2025 — conf
Post-quantum Security of Key-Alternating Feistel Ciphers.
ASIACRYPT (1)
Jyotirmoy Basak, Ritam Bhaumik, Amit Kumar Chauhan, Ravindra Jejurikar, Ashwin Jha, Anandarup Roy, André Schrottenloher, Suprita Talnikar
2025 J jnl
Post-quantum Security of Key-Alternating Feistel Ciphers.
IACR Cryptol. ePrint Arch.
Jyotirmoy Basak, Ritam Bhaumik, Amit Kumar Chauhan, Ravindra Jejurikar, Ashwin Jha, Anandarup Roy, André Schrottenloher, Suprita Talnikar
2025 — conf
Towards Optimally Secure Deterministic Authenticated Encryption Schemes.
EUROCRYPT (1)
Yu Long Chen, Avijit Dutta, Ashwin Jha, Mridul Nandi
2025 J jnl
Towards Optimally Secure Deterministic Authenticated Encryption Schemes.
IACR Cryptol. ePrint Arch.
Yu Long Chen, Avijit Dutta, Ashwin Jha, Mridul Nandi
2024 J jnl
Generic Security of GCM-SST.
IACR Cryptol. ePrint Arch.
Akiko Inoue, Ashwin Jha, Bart Mennink, Kazuhiko Minematsu
2024 — conf
Mind the Bad Norms - Revisiting Compressed Oracle-Based Quantum Indistinguishability Proofs.
ASIACRYPT (9)
Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha
2024 J jnl
Mind the Bad Norms: Revisiting Compressed Oracle-based Quantum Indistinguishability Proofs.
IACR Cryptol. ePrint Arch.
Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha
2024 J jnl
On the Number of Restricted Solutions to Constrained Systems and their Applications.
IACR Cryptol. ePrint Arch.
Benoît Cogliati, Jordan Ethan, Ashwin Jha, Mridul Nandi, Abishanka Saha
2024 — conf
Tight Security of TNT and Beyond - Attacks, Proofs and Possibilities for the Cascaded LRW Paradigm.
EUROCRYPT (1)
Ashwin Jha, Mustafa Khairallah, Mridul Nandi, Abishanka Saha
2023 J jnl
On Large Tweaks in Tweakable Even-Mansour with Linear Tweak and Key Mixing.
IACR Trans. Symmetric Cryptol.
Benoît Cogliati, Jordan Ethan, Ashwin Jha, Soumya Kanti Saha
2023 — conf
On Quantum Secure Compressing Pseudorandom Functions.
ASIACRYPT (3)
Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha
2023 J jnl
On Quantum Secure Compressing Pseudorandom Functions.
IACR Cryptol. ePrint Arch.
Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha
2023 J jnl
Revisiting Randomness Extraction and Key Derivation Using the CBC and Cascade Modes.
IACR Trans. Symmetric Cryptol.
Niranjan Balachandran, Ashwin Jha, Mridul Nandi, Soumit Pal
2023 — conf
Revisiting the Indifferentiability of the Sum of Permutations.
CRYPTO (3)
Aldo Gunsing, Ritam Bhaumik, Ashwin Jha, Bart Mennink, Yaobin Shen
2023 J jnl
Revisiting the Indifferentiability of the Sum of Permutations.
IACR Cryptol. ePrint Arch.
Aldo Gunsing, Ritam Bhaumik, Ashwin Jha, Bart Mennink, Yaobin Shen
2023 J jnl
Subverting Telegram's End-to-End Encryption.
IACR Trans. Symmetric Cryptol.
Benoît Cogliati, Jordan Ethan, Ashwin Jha
2023 J jnl
Tight Security of TNT and Beyond: Attacks, Proofs and Possibilities for the Cascaded LRW Paradigm.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mustafa Khairallah, Mridul Nandi, Abishanka Saha
2023 J jnl
Tight Security of TNT: Reinforcing Khairallah's Birthday-bound Attack.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mridul Nandi, Abishanka Saha
2022 J jnl
A Survey on Applications of H-Technique: Revisiting Security Analysis of PRP and PRF.
Entropy
Ashwin Jha, Mridul Nandi
2022 — conf
Towards Tight Security Bounds for OMAC, XCBC and TMAC.
ASIACRYPT (1)
Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2022 J jnl
Towards Tight Security Bounds for OMAC, XCBC and TMAC.
IACR Cryptol. ePrint Arch.
Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2021 Misc conf
Elastic-Tweak: A Framework for Short Tweak Tweakable Block Cipher.
INDOCRYPT
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki
2021 — conf
Fine-Tuning the ISO/IEC Standard LightMAC.
ASIACRYPT (3)
Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2021 J jnl
Fine-tuning the ISO/IEC Standard LightMAC.
IACR Cryptol. ePrint Arch.
Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2021 — conf
Light-OCB: Parallel Lightweight Authenticated Cipher with Full Security.
SPACE
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi
2021 J jnl
Light-OCB: Parallel Lightweight Authenticated Cipher with Full Security.
IACR Cryptol. ePrint Arch.
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas López, Mridul Nandi
2021 J jnl
On Length Independent Security Bounds for the PMAC Family.
IACR Trans. Symmetric Cryptol.
Bishwajit Chakraborty, Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2021 Misc conf
Revisiting the Security of COMET Authenticated Encryption Scheme.
INDOCRYPT
Shay Gueron, Ashwin Jha, Mridul Nandi
2021 J jnl
Revisiting the Security of COMET Authenticated Encryption Scheme.
IACR Cryptol. ePrint Arch.
Shay Gueron, Ashwin Jha, Mridul Nandi
2021 Misc conf
tHyENA: Making HyENA Even Smaller.
INDOCRYPT
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi
2020 J jnl
ESTATE: A Lightweight and Low Energy Authenticated Encryption Mode.
IACR Trans. Symmetric Cryptol.
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki
2020 J jnl
From Combined to Hybrid: Making Feedback-based AE even Smaller.
IACR Trans. Symmetric Cryptol.
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Snehal Mitragotri, Mridul Nandi
2020 — conf
How to Build Optimally Secure PRFs Using Block Ciphers.
ASIACRYPT (1)
Benoît Cogliati, Ashwin Jha, Mridul Nandi
2020 J jnl
How to Build Optimally Secure PRFs Using Block Ciphers.
IACR Cryptol. ePrint Arch.
Benoît Cogliati, Ashwin Jha, Mridul Nandi
2020 J jnl
On Length Independent Security Bounds for the PMAC Family.
IACR Cryptol. ePrint Arch.
Bishwajit Chakraborty, Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi
2020 J jnl
On the Security of Sponge-type Authenticated Encryption Modes.
IACR Trans. Symmetric Cryptol.
Bishwajit Chakraborty, Ashwin Jha, Mridul Nandi
2020 J jnl
Tight Security of Cascaded LRW2.
J. Cryptol.
Ashwin Jha, Mridul Nandi
2019 J jnl
Elastic-Tweak: A Framework for Short Tweak Tweakable Block Cipher.
IACR Cryptol. ePrint Arch.
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas López, Mridul Nandi, Yu Sasaki
2019 J jnl
INT-RUP Secure Lightweight Parallel AE Modes.
IACR Trans. Symmetric Cryptol.
Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki
2019 J jnl
On Random Read Access in OCB.
IEEE Trans. Inf. Theory
Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Sourav Sen Gupta
2019 J jnl
On the Security of Sponge-type Authenticated Encryption Modes.
IACR Cryptol. ePrint Arch.
Bishwajit Chakraborty, Ashwin Jha, Mridul Nandi
2019 J jnl
Tight Security of Cascaded LRW2.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mridul Nandi
2018 J jnl
Applications of H-Technique: Revisiting Symmetric Key Security Analysis.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mridul Nandi
2018 J jnl
On rate-1 and beyond-the-birthday bound secure online ciphers using tweakable block ciphers.
Cryptogr. Commun.
Ashwin Jha, Mridul Nandi
2017 J jnl
A New Look at Counters: Don't Run Like Marathon in a Hundred Meter Race.
IEEE Trans. Computers
Avijit Dutta, Ashwin Jha, Mridul Nandi
2017 J jnl
On The Exact Security of Message Authentication Using Pseudorandom Functions.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Avradip Mandal, Mridul Nandi
2017 J jnl
On The Exact Security of Message Authentication Using Pseudorandom Functions.
IACR Trans. Symmetric Cryptol.
Ashwin Jha, Avradip Mandal, Mridul Nandi
2017 J jnl
Tight Security Analysis of EHtM MAC.
IACR Cryptol. ePrint Arch.
Avijit Dutta, Ashwin Jha, Mridul Nandi
2017 J jnl
Tight Security Analysis of EHtM MAC.
IACR Trans. Symmetric Cryptol.
Avijit Dutta, Ashwin Jha, Mridul Nandi
2017 — conf
XHX - A Framework for Optimally Secure Tweakable Block Ciphers from Classical Block Ciphers and Universal Hashing.
LATINCRYPT
Ashwin Jha, Eik List, Kazuhiko Minematsu, Sweta Mishra, Mridul Nandi
2017 J jnl
XHX - A Framework for Optimally Secure Tweakable Block Ciphers from Classical Block Ciphers and Universal Hashing.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Eik List, Kazuhiko Minematsu, Sweta Mishra, Mridul Nandi
2016 J jnl
Exact Security Analysis of Hash-then-Mask Type Probabilistic MAC Constructions.
IACR Cryptol. ePrint Arch.
Avijit Dutta, Ashwin Jha, Mridul Nandi
2016 J jnl
Revisiting Structure Graph and Its Applications to CBC-MAC and EMAC.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mridul Nandi
2016 J jnl
Revisiting structure graphs: Applications to CBC-MAC and EMAC.
J. Math. Cryptol.
Ashwin Jha, Mridul Nandi
2015 J jnl
Some Cryptanalytic Results on Zipper Hash and Concatenated Hash.
IACR Cryptol. ePrint Arch.
Ashwin Jha, Mridul Nandi