Publications

Souradyuti Paul and Ananya Shrivastava
Efficient Fair Multiparty Protocols using Blockchain and Trusted Hardware
Latincrypt 2019, Springer, LNCS
(Accepted!)

Suyash Kandele and Souradyuti Paul
Key Assignment Scheme with Authenticated Encryption
IACR Transactions on Symmetric Cryptology, Vol. 2018, Issue 4.
doi: https://doi.org/10.13154/tosc.v2018.i4.150-196

Souradyuti Paul and Ananya Shrivastava
Robust Multiparty Computation with Faster Verification Time
23rd Australasian Conference on Information Security and Privacy (ACISP 2018), Springer, LNCS
doi: https://doi.org/10.1007/978-3-319-93638-3_8

Suyash Kandele and Souradyuti Paul
Message-locked Encryption with File Update
Applied Cryptography and Network Security (ACNS) 2018, Springer, LNCS
doi: https://doi.org/10.1007/978-3-319-93387-0_35

Indradeep Mastan and Souradyuti Paul
A New Approach to Deanonymization of Unreachable Bitcoin Nodes
Cryptography and Network Security (CANS) 2017, Springer, LNCS
doi: https://doi.org/10.1007/978-3-030-02641-7_13

Sudhakar Kumawat and Souradyuti Paul
A New Constant-size Accountable Ring Signature Without Random Oracles
Inscrypt 2017, Springer, LNCS
doi: 10.1007/978-3-319-75160-3_11

Dustin Moody, Souradyuti Paul, and Daniel Smith-Tone
Improved Indifferentiability Security for the JH Hash Mode
Design, Codes and Cryptography, vol. 79, no.2, pp. 237-259, 2016
doi:10.1007/s10623-015-0047-9

Dustin Moody, Souradyuti Paul, and Daniel Smith-Tone
Indifferentiability Security of the Fast Widepipe Hash Mode: Breaking the Birthday Barrier
Journal of Mathematical Cryptology, vol. 10, no. 2, pp. 101-133, 2016
doi:10.1515/jmc-2014-0044

Shu-jen Chang, Ray Perlner, William Burr, Meltem Sönmez Turan, John M. Kelsey, Souradyuti Paul, and Lawrence E. Bassham
Third-Round Report of the SHA-3 Cryptographic Hash Algorithm Competition
NIST IR, vol. 7896. Department Of Commerce, Govt. of US, 2012.
doi: 10.6028/NIST.IR.7896

Souradyuti Paul, Ekawat Homsirikamol, and Kris Gaj
A Novel Permutation-based Hash Mode of Operation FP, and The Hash Function SAMOSA
Indocrypt 2012 Springer, LNCS.
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Dustin Moody, Souradyuti Paul, and Daniel Smith-Tone
Improved Indifferentiability Security for the JH Hash Mode (Extended Abstract)
3rd SHA-3 Candidate Conference, 2012
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Meltem Sönmez Turan, Ray Perlner, Lawrence E. Bassham, William Burr, Donghoon Chang, Shu-jen Chang, Morris J. Dworkin, John M. Kelsey, Souradyuti Paul, and Rene Peralta
Status Report on the Second Round of the SHA-3 Cryptographic Hash Algorithm Competition
NIST IR, vol. 7764. Department Of Commerce, Govt. of US, 2011
doi: 10.6028/NIST.IR.7764

Mridul Nandi and Souradyuti Paul
Speeding Up the Wide-pipe: Secure and Fast Hashing
Indocrypt 2010, Springer, LNCS.
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Andrew Regenscheid, Ray Perlner, Shu jen Chang, John Kelsey, Mridul Nandi, and Souradyuti Paul
Status Report on the First Round of the SHA-3 Cryptographic Hash Algorithm Competition
NIST IR, vol. 7620. Department Of Commerce, Govt. of US, 2009
doi: 10.6028/NIST.IR.7620

Gautham Sekar, Souradyuti Paul, and Bart Preneel
Related-key Attacks on the Py-family of Ciphers and an Approach to Repair the Weaknesses 
Indocrypt 2007, Springer, LNCS.
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Gautham Sekar, Souradyuti Paul, and  Bart Preneel
Weaknesses in the Pseudorandom Bit Generation Algorithms of the Stream Ciphers TPypy and TPy
IACR ePrint 2007/075. 
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Gautham Sekar, Souradyuti Paul, and  Bart Preneel
Attacks on the Stream Ciphers TPy6 and Py6 and Design of New Ciphers TPy6-A and TPy6-B
WEWoRC 2007, Springer, LNCS. 
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Gautham Sekar, Souradyuti Paul, and Bart Preneel
New Weaknesses in the Keystream Generation Algorithms of the Stream Ciphers TPy and Py
ISC 2007, Springer, LNCS.  
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Souradyuti Paul, and Bart Preneel
On the (In)security of Stream Ciphers Based on Arrays and Modular Addition
Asiacrypt 2006, Springer, LNCS. 
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Souradyuti Paul, Bart Preneel and Gautham Sekar
Distinguishing Attack on the Stream Cipher Py
FSE 2006, Springer, LNCS. 
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Souradyuti Paul, and Bart Preneel 
Near Optimal Algorithms for Solving Differential Equations of Addition with Batch Queries
Indocrypt 2005, Springer, LNCS. 
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Souradyuti Paul
Cryptology: A Mathematician's Quest for Making and Breaking the Code
Point, A Methematical Journal of the Department of Mathematucs, Sree Chaitanya College, 2005.
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Souradyuti Paul, and Bart Preneel 
Solving Systems of Differential Equations of Addition
                           and
Cryptanalysis of the Helix Cipher
ACISP 2005, Springer, LNCS. 
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Souradyuti Paul, and Bart Preneel 
A New Weakness in the RC4 Keystream Generator and an Approach to Improve the Security of the Cipher
FSE 2004, Springer, LNCS. 
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Souradyuti Paul, and Bart Preneel 
Analysis of Non-fortuitous Predictive States of the RC4 Keystream Generator
Indocrypt 2003, Springer, LNCS.
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Souradyuti Paul
Cryptanalysis of Stream Ciphers Based on Arrays and Modular Addition (PhD Thesis)
K.U. Leuven, 2006
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