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2020 – today

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2024
[j5]
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Ritam Bhaumik, André Chailloux, Paul Frixons, Bart Mennink, María Naya-Plasencia:
Block Cipher Doubling for a Post-Quantum World. IACR Commun. Cryptol. 1(3): 4 (2024)
[j4]
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Arghya Bhattacharjee, Ritam Bhaumik, Avijit Dutta, Mridul Nandi, Anik Raychaudhuri:
BBB security for 5-round even-Mansour-based key-alternating Feistel ciphers. Des. Codes Cryptogr. 92(1): 13-49 (2024)
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Ritam Bhaumik, Bishwajit Chakraborty, Wonseok Choi, Avijit Dutta, Jérôme Govinden, Yaobin Shen:
The Committing Security of MACs with Applications to Generic Composition. CRYPTO (4) 2024: 425-462
[c11]
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Ritam Bhaumik, Mridul Nandi, Sayantan Paul, Abishanka Saha:
Indifferentiability of 3-Round Confusion-Diffusion Networks. SCN (2) 2024: 140-161
[i19]
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Ritam Bhaumik, Bishwajit Chakraborty, Wonseok Choi, Avijit Dutta, Jérôme Govinden, Yaobin Shen:
The Committing Security of MACs with Applications to Generic Composition. IACR Cryptol. ePrint Arch. 2024: 928 (2024)
[i18]
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Ritam Bhaumik, Wonseok Choi, Avijit Dutta, Cuauhtemoc Mancillas López, Hrithik Nandi, Yaobin Shen:
Efficient Variants of TNT with BBB Security. IACR Cryptol. ePrint Arch. 2024: 1237 (2024)
[i17]
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Arghya Bhattacharjee, Ritam Bhaumik, Daniel Collins, Mridul Nandi:
Provably Secure Online Authenticated Encryption and Bidirectional Online Channels. IACR Cryptol. ePrint Arch. 2024: 1346 (2024)
[i16]
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Arghya Bhattacharjee, Ritam Bhaumik, Chandranan Dhar:
Universal Context Commitment without Ciphertext Expansion. IACR Cryptol. ePrint Arch. 2024: 1382 (2024)
[i15]
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Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha:
Mind the Bad Norms: Revisiting Compressed Oracle-based Quantum Indistinguishability Proofs. IACR Cryptol. ePrint Arch. 2024: 1478 (2024)
2023
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Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha:
On Quantum Secure Compressing Pseudorandom Functions. ASIACRYPT (3) 2023: 34-66
[c9]
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Aldo Gunsing, Ritam Bhaumik, Ashwin Jha, Bart Mennink, Yaobin Shen:
Revisiting the Indifferentiability of the Sum of Permutations. CRYPTO (3) 2023: 628-660
[c8]
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Arghya Bhattacharjee, Ritam Bhaumik, Avijit Dutta, Eik List:
PAE: Towards More Efficient and BBB-Secure AE from a Single Public Permutation. ICICS 2023: 69-87
[i14]
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Ritam Bhaumik, Benoît Cogliati, Jordan Ethan, Ashwin Jha:
On Quantum Secure Compressing Pseudorandom Functions. IACR Cryptol. ePrint Arch. 2023: 207 (2023)
[i13]
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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)
[i12]
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Arghya Bhattacharjee, Ritam Bhaumik, Avijit Dutta, Eik List:
sfPAE: Towards More Efficient and BBB-secure AE From a Single Public Permutation. IACR Cryptol. ePrint Arch. 2023: 978 (2023)
[i11]
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Ritam Bhaumik, Mohammad Amin Raeisi:
BBB PRP Security of the Lai-Massey Mode. IACR Cryptol. ePrint Arch. 2023: 1834 (2023)
2022
[c7]
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Arghya Bhattacharjee, Ritam Bhaumik, Mridul Nandi:
Offset-Based BBB-Secure Tweakable Block-ciphers with Updatable Caches. INDOCRYPT 2022: 171-194
[c6]
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Arghya Bhattacharjee, Ritam Bhaumik, Mridul Nandi:
A Sponge-Based PRF with Good Multi-user Security. SAC 2022: 459-478
[i10]
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Arghya Bhattacharjee, Ritam Bhaumik, Mridul Nandi:
A Sponge-Based PRF with Good Multi-user Security. IACR Cryptol. ePrint Arch. 2022: 1146 (2022)
[i9]
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Ritam Bhaumik, André Chailloux, Paul Frixons, María Naya-Plasencia:
Safely Doubling your Block Ciphers for a Post-Quantum World. IACR Cryptol. ePrint Arch. 2022: 1342 (2022)
[i8]
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Arghya Bhattacharjee, Ritam Bhaumik, Mridul Nandi:
Offset-Based BBB-Secure Tweakable Block-ciphers with Updatable Caches. IACR Cryptol. ePrint Arch. 2022: 1776 (2022)
2021
[j3]
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Ritam Bhaumik, Mridul Nandi, Anik Raychaudhuri:
Improved indifferentiability security proof for 3-round tweakable Luby-Rackoff. Des. Codes Cryptogr. 89(10): 2255-2281 (2021)
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Ritam Bhaumik, Xavier Bonnetain, André Chailloux, Gaëtan Leurent, María Naya-Plasencia, André Schrottenloher, Yannick Seurin:
QCB: Efficient Quantum-Secure Authenticated Encryption. ASIACRYPT (1) 2021: 668-698
2020
[i7]
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  - journals/iacr/BhaumikBCLNSS20
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Ritam Bhaumik, Xavier Bonnetain, André Chailloux, Gaëtan Leurent, María Naya-Plasencia, André Schrottenloher, Yannick Seurin:
QCB: Efficient Quantum-secure Authenticated Encryption. IACR Cryptol. ePrint Arch. 2020: 1304 (2020)

2010 – 2019

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2018
[c4]
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Ritam Bhaumik, Eik List, Mridul Nandi:
ZCZ - Achieving n-bit SPRP Security with a Minimal Number of Tweakable-Block-Cipher Calls. ASIACRYPT (1) 2018: 336-366
[i6]
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Ritam Bhaumik, Eik List, Mridul Nandi:
ZCZ - Achieving n-bit SPRP Security with a Minimal Number of Tweakable-block-cipher Calls. IACR Cryptol. ePrint Arch. 2018: 819 (2018)
2017
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Elena Andreeva, Guy Barwell, Ritam Bhaumik, Mridul Nandi, Dan Page, Martijn Stam:
Turning Online Ciphers Off. IACR Trans. Symmetric Cryptol. 2017(2): 105-142 (2017)
[c3]
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Ritam Bhaumik, Mridul Nandi:
Improved Security for OCB3. ASIACRYPT (2) 2017: 638-666
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Ritam Bhaumik, Nilanjan Datta, Avijit Dutta, Nicky Mouha, Mridul Nandi:
The Iterated Random Function Problem. ASIACRYPT (2) 2017: 667-697
[i5]
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Ritam Bhaumik, Mridul Nandi:
Improved Security for OCB3. IACR Cryptol. ePrint Arch. 2017: 845 (2017)
[i4]
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Ritam Bhaumik, Nilanjan Datta, Avijit Dutta, Nicky Mouha, Mridul Nandi:
The Iterated Random Function Problem. IACR Cryptol. ePrint Arch. 2017: 892 (2017)
2016
[j1]
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Ritam Bhaumik, Mridul Nandi:
OleF: an Inverse-Free Online Cipher. An Online SPRP with an Optimal Inverse-Free Construction. IACR Trans. Symmetric Cryptol. 2016(2): 30-51 (2016)
[i3]
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Ritam Bhaumik, Mridul Nandi:
OleF: An Inverse-Free Online Cipher. IACR Cryptol. ePrint Arch. 2016: 1090 (2016)
2015
[c1]
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Ritam Bhaumik, Mridul Nandi:
An Inverse-Free Single-Keyed Tweakable Enciphering Scheme. ASIACRYPT (2) 2015: 159-180
[i2]
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Ritam Bhaumik, Mridul Nandi:
Revisiting Turning Online Cipher Off. IACR Cryptol. ePrint Arch. 2015: 813 (2015)
[i1]
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Ritam Bhaumik, Mridul Nandi:
An Inverse-free Single-Keyed Tweakable Enciphering Scheme. IACR Cryptol. ePrint Arch. 2015: 1148 (2015)

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