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ORCIDAshwin Jha
Person information
- affiliation: CISPA Helmholtz Center for Information Security, Saarbrücken, Germany
- affiliation (former): Indian Statistical Institute, Kolkata, India
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Journal Articles
- 2023
[j16]Benoît Cogliati, Jordan Ethan
, Ashwin Jha:
Subverting Telegram's End-to-End Encryption. IACR Trans. Symmetric Cryptol. 2023(1): 5-40 (2023)- [j15]Benoît Cogliati, Jordan Ethan, Ashwin Jha, Soumya Kanti Saha:
On Large Tweaks in Tweakable Even-Mansour with Linear Tweak and Key Mixing. IACR Trans. Symmetric Cryptol. 2023(4): 330-364 (2023) - [j14]Niranjan Balachandran, Ashwin Jha, Mridul Nandi, Soumit Pal:
Revisiting Randomness Extraction and Key Derivation Using the CBC and Cascade Modes. IACR Trans. Symmetric Cryptol. 2023(4): 391-419 (2023) - 2022
- [j13]Ashwin Jha, Mridul Nandi:
A Survey on Applications of H-Technique: Revisiting Security Analysis of PRP and PRF. Entropy 24(4): 462 (2022) - 2021
- [j12]Bishwajit Chakraborty, Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
On Length Independent Security Bounds for the PMAC Family. IACR Trans. Symmetric Cryptol. 2021(2): 423-445 (2021) - 2020
- [j11]Ashwin Jha, Mridul Nandi:
Tight Security of Cascaded LRW2. J. Cryptol. 33(3): 1272-1317 (2020) - [j10]Bishwajit Chakraborty, Ashwin Jha, Mridul Nandi:
On the Security of Sponge-type Authenticated Encryption Modes. IACR Trans. Symmetric Cryptol. 2020(2): 93-119 (2020) - [j9]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki:
ESTATE: A Lightweight and Low Energy Authenticated Encryption Mode. IACR Trans. Symmetric Cryptol. 2020(S1): 350-389 (2020) - [j8]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Snehal Mitragotri, Mridul Nandi:
From Combined to Hybrid: Making Feedback-based AE even Smaller. IACR Trans. Symmetric Cryptol. 2020(S1): 417-445 (2020) - 2019
- [j7]Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Sourav Sen Gupta:
On Random Read Access in OCB. IEEE Trans. Inf. Theory 65(12): 8325-8344 (2019) - [j6]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki:
INT-RUP Secure Lightweight Parallel AE Modes. IACR Trans. Symmetric Cryptol. 2019(4): 81-118 (2019) - 2018
- [j5]Ashwin Jha, Mridul Nandi:
On rate-1 and beyond-the-birthday bound secure online ciphers using tweakable block ciphers. Cryptogr. Commun. 10(5): 731-753 (2018) - 2017
- [j4]Avijit Dutta, Ashwin Jha, Mridul Nandi:
A New Look at Counters: Don't Run Like Marathon in a Hundred Meter Race. IEEE Trans. Computers 66(11): 1851-1864 (2017) - [j3]Ashwin Jha, Avradip Mandal, Mridul Nandi:
On The Exact Security of Message Authentication Using Pseudorandom Functions. IACR Trans. Symmetric Cryptol. 2017(1): 427-448 (2017) - [j2]Avijit Dutta, Ashwin Jha, Mridul Nandi:
Tight Security Analysis of EHtM MAC. IACR Trans. Symmetric Cryptol. 2017(3): 130-150 (2017) - 2016
- [j1]Ashwin Jha, Mridul Nandi:
Revisiting structure graphs: Applications to CBC-MAC and EMAC. J. Math. Cryptol. 10(3-4): 157-180 (2016)
Conference and Workshop Papers
- 2024
- [c11]Ashwin Jha, Mustafa Khairallah, Mridul Nandi, Abishanka Saha:
Tight Security of TNT and Beyond - Attacks, Proofs and Possibilities for the Cascaded LRW Paradigm. EUROCRYPT (1) 2024: 249-279 - 2023
- [c10]Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha:
On Quantum Secure Compressing Pseudorandom Functions. ASIACRYPT (3) 2023: 34-66 - [c9]Aldo Gunsing, Ritam Bhaumik, Ashwin Jha, Bart Mennink, Yaobin Shen:
Revisiting the Indifferentiability of the Sum of Permutations. CRYPTO (3) 2023: 628-660 - 2022
- [c8]Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
Towards Tight Security Bounds for OMAC, XCBC and TMAC. ASIACRYPT (1) 2022: 348-378 - 2021
- [c7]Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
Fine-Tuning the ISO/IEC Standard LightMAC. ASIACRYPT (3) 2021: 490-519 - [c6]Shay Gueron, Ashwin Jha, Mridul Nandi:
Revisiting the Security of COMET Authenticated Encryption Scheme. INDOCRYPT 2021: 3-25 - [c5]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi:
tHyENA: Making HyENA Even Smaller. INDOCRYPT 2021: 26-48 - [c4]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi, Yu Sasaki:
Elastic-Tweak: A Framework for Short Tweak Tweakable Block Cipher. INDOCRYPT 2021: 114-137 - [c3]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas-López, Mridul Nandi:
Light-OCB: Parallel Lightweight Authenticated Cipher with Full Security. SPACE 2021: 22-41 - 2020
- [c2]Benoît Cogliati, Ashwin Jha, Mridul Nandi:
How to Build Optimally Secure PRFs Using Block Ciphers. ASIACRYPT (1) 2020: 754-784 - 2017
- [c1]Ashwin Jha, Eik List, Kazuhiko Minematsu, Sweta Mishra, Mridul Nandi:
XHX - A Framework for Optimally Secure Tweakable Block Ciphers from Classical Block Ciphers and Universal Hashing. LATINCRYPT 2017: 207-227
Informal and Other Publications
- 2023
- [i20]Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha:
On Quantum Secure Compressing Pseudorandom Functions. IACR Cryptol. ePrint Arch. 2023: 207 (2023) - [i19]Aldo Gunsing, Ritam Bhaumik, Ashwin Jha, Bart Mennink, Yaobin Shen:
Revisiting the Indifferentiability of the Sum of Permutations. IACR Cryptol. ePrint Arch. 2023: 840 (2023) - [i18]Ashwin Jha, Mridul Nandi, Abishanka Saha:
Tight Security of TNT: Reinforcing Khairallah's Birthday-bound Attack. IACR Cryptol. ePrint Arch. 2023: 1233 (2023) - [i17]Ashwin Jha, Mustafa Khairallah, Mridul Nandi, Abishanka Saha:
Tight Security of TNT and Beyond: Attacks, Proofs and Possibilities for the Cascaded LRW Paradigm. IACR Cryptol. ePrint Arch. 2023: 1272 (2023) - 2022
- [i16]Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
Towards Tight Security Bounds for OMAC, XCBC and TMAC. IACR Cryptol. ePrint Arch. 2022: 1234 (2022) - 2021
- [i15]Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
Fine-tuning the ISO/IEC Standard LightMAC. IACR Cryptol. ePrint Arch. 2021: 1166 (2021) - [i14]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas López, Mridul Nandi:
Light-OCB: Parallel Lightweight Authenticated Cipher with Full Security. IACR Cryptol. ePrint Arch. 2021: 1535 (2021) - [i13]Shay Gueron, Ashwin Jha, Mridul Nandi:
Revisiting the Security of COMET Authenticated Encryption Scheme. IACR Cryptol. ePrint Arch. 2021: 1541 (2021) - 2020
- [i12]Bishwajit Chakraborty, Soumya Chattopadhyay, Ashwin Jha, Mridul Nandi:
On Length Independent Security Bounds for the PMAC Family. IACR Cryptol. ePrint Arch. 2020: 656 (2020) - [i11]Benoît Cogliati, Ashwin Jha, Mridul Nandi:
How to Build Optimally Secure PRFs Using Block Ciphers. IACR Cryptol. ePrint Arch. 2020: 1097 (2020) - 2019
- [i10]Avik Chakraborti, Nilanjan Datta, Ashwin Jha, Cuauhtemoc Mancillas López, Mridul Nandi, Yu Sasaki:
Elastic-Tweak: A Framework for Short Tweak Tweakable Block Cipher. IACR Cryptol. ePrint Arch. 2019: 440 (2019) - [i9]Bishwajit Chakraborty, Ashwin Jha, Mridul Nandi:
On the Security of Sponge-type Authenticated Encryption Modes. IACR Cryptol. ePrint Arch. 2019: 1475 (2019) - [i8]Ashwin Jha, Mridul Nandi:
Tight Security of Cascaded LRW2. IACR Cryptol. ePrint Arch. 2019: 1495 (2019) - 2018
- [i7]Ashwin Jha, Mridul Nandi:
Applications of H-Technique: Revisiting Symmetric Key Security Analysis. IACR Cryptol. ePrint Arch. 2018: 1130 (2018) - 2017
- [i6]Ashwin Jha, Avradip Mandal, Mridul Nandi:
On The Exact Security of Message Authentication Using Pseudorandom Functions. IACR Cryptol. ePrint Arch. 2017: 172 (2017) - [i5]Avijit Dutta, Ashwin Jha, Mridul Nandi:
Tight Security Analysis of EHtM MAC. IACR Cryptol. ePrint Arch. 2017: 837 (2017) - [i4]Ashwin Jha, Eik List, Kazuhiko Minematsu, Sweta Mishra, Mridul Nandi:
XHX - A Framework for Optimally Secure Tweakable Block Ciphers from Classical Block Ciphers and Universal Hashing. IACR Cryptol. ePrint Arch. 2017: 1075 (2017) - 2016
- [i3]Ashwin Jha, Mridul Nandi:
Revisiting Structure Graph and Its Applications to CBC-MAC and EMAC. IACR Cryptol. ePrint Arch. 2016: 161 (2016) - [i2]Avijit Dutta, Ashwin Jha, Mridul Nandi:
Exact Security Analysis of Hash-then-Mask Type Probabilistic MAC Constructions. IACR Cryptol. ePrint Arch. 2016: 983 (2016) - 2015
- [i1]Ashwin Jha, Mridul Nandi:
Some Cryptanalytic Results on Zipper Hash and Concatenated Hash. IACR Cryptol. ePrint Arch. 2015: 973 (2015)
Coauthor Index
aka: Cuauhtemoc Mancillas López
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