Journal

  • Fukang Liu, Santanu Sarkar, Willi Meier and Takanori Isobe. The Inverse of χ and Its Applications to Rasta-like Ciphers. Accepted at Journal of Cryptology. DOI: 10.1007/s00145-022-09439-x

  • Satyam Kumar and Santanu Sarkar. Conditional TMDTO as a MILP Instance. Accepted at IEEE Transactions on Information Theory.

DOI: 10.1109/TIT.2022.3230910


  • Fukang Liu, Willi Meier, Santanu Sarkar and Takanori Isobe. New Low-Memory Algebraic Attacks on LowMC in the Picnic Setting. IACR Transactions on Symmetric Cryptology. Volume 2022, number 3, pp. 102-122, 2022.

  • Fukang Liu, Willi Meier, Santanu Sarkar, Gaoli Wang, Ryoma Ito, Takanori Isobe. New Cryptanalysis of ZUC-256 Initialization Using Modular Differences. IACR Transactions on Symmetric Cryptology. Volume 2022, number 3, pp. 152-190, 2022.

  • Pranjal Dutta, Mahesh S. Rajasree and Santanu Sarkar. Weak-keys and key-recovery attack for TinyJAMBU. Scientific Reports. Volume 12, number 16313, 2022.

  • Chandan Dey, Sumit Kumar Pandey, Tapabrata Roy and Santanu Sarkar. Differential fault attack on DEFAULT. Accepted at Advances in Mathematics of Communications. DOI: 10.3934/amc.2022035

  • Sabyasachi Dey, Chandan Dey, Santanu Sarkar and Willi Meier. Revisiting cryptanalysis on ChaCha from Crypto 2020 and Eurocrypt 2021. IEEE Transactions on Information Theory. Volume 68, number 9, pp. 6114-6133, 2022

  • Anubhab Baksi, Satyam Kumar and Santanu Sarkar. A New Approach For Side Channel Analysis On Stream Ciphers And Related Constructions. IEEE Transactions on Computers. Volume 71, number 10, pp. 2527-2537, 2022


  • Makhan Maji, Sihem Mesnager, Santanu Sarkar and Kalyan Hansda. On One-Dimensional Linear Minimal Codes Over Finite (Commutative) Rings. IEEE Transactions on Information Theory. Volume 68, number 5, pp. 2990-2998, 2022

  • Jun Xu, Santanu Sarkar and Lei Hu. Revisiting orthogonal lattice attacks on approximate common divisor problems. Theoretical Computer Science, Volume 911, pp. 55-69, 2022

  • Satyam Kumar, Vishnu Asutosh Dasu, Anubhab Baksi, Santanu Sarkar, Dirmanto Jap, Jakub Breier and Shivam Bhasin. Side Channel Attack On Stream Ciphers: A Three-Step Approach To State/Key Recovery. IACR Transactions on Cryptographic Hardware and Embedded Systems. Volume 2022, number 2, pp. 166-191, 2022

  • Deepak Kumar Dalai, Santu Pal and Santanu Sarkar. Some Conditional Cube Testers for Grain-128a of Reduced Rounds. IEEE Transactions on Computers. Volume 71, number 6, pp. 1374-1385, 2022

  • Deepak Kumar Dalai, Santu Pal and Santanu Sarkar. A state bit recovery algorithm with TMDTO attack on Lizard and Grain-128a. Designs, Codes and Cryptography. Volume 90, number 3, pp. 489-521, 2022.

  • Abhishek Kesarwani, Sumit Kumar Pandey, Santanu Sarkar and Ayineedi Venkateswarlu. Recursive MDS matrices over finite commutative rings. Discrete Applied Mathematics. Volume 304, pp. 384–396, 2021

  • Sabyasachi Dey and Santanu Sarkar. A theoretical investigation on the distinguishers of Salsa and ChaCha. Discrete Applied Mathematics. Volume 302, pp. 147–162, 2021

  • Subhadeep Banik, Andrea Caforio, Takanori Isobe, Fukang Liu, Willi Meier, Kosei Sakamoto and Santanu Sarkar. Atom: A Stream Cipher with Double Key Filter. IACR Transactions on Symmetric Cryptology. Volume 2021, number 1, pp. 5-36, 2021.

  • Constanza Riera, Tapabrata Roy, Santanu Sarkar and Pantelimon Stanica. A hybrid inversive congruential pseudorandom number generator with high period. European Journal of Pure and Applied Mathematics. Volume 14, number 1, pp. 1-18, 2021.

  • Anubhab Baksi, Santanu Sarkar, Akhilesh Siddhanti, Ravi Anand and Anupam Chattopadhyay. Differential fault location identification by machine learning. CAAI Transactions on Intelligence Technology. Volume 6, pp. 17-24, 2021.

  • Raghvendra Rohit and Santanu Sarkar. Diving Deep into the Weak Keys of Round Reduced Ascon. IACR Transactions on Symmetric Cryptology. Volume 2021, number 4, pp. 74-99, 2021.

  • Ravi Anand, Dibyendu Roy and Santanu Sarkar. Some results on lightweight stream ciphers Fountain v1 & Lizard. Accepted at Advances in Mathematics of Communications. DOI: 10.3934/amc.2020128, 2020

  • Jun Xu, Lei Hu and Santanu Sarkar. Cryptanalysis of elliptic curve hidden number problem from PKC 2017. Designs, Codes and Cryptography. Volume 88, Number 1, pp. 341–361, 2020.

  • Abhishek Kesarwani, Dibyendu Roy, Santanu Sarkar and Willi Meier. New cube distinguishers on NFSR-based stream ciphers. Designs, Codes and Cryptography. Volume 88, Number 1, pp. 173–199, 2020.

  • Sabyasachi Dey and Santanu Sarkar. Proving the biases of Salsa and ChaCha in Differential Attack. Designs, Codes and Cryptography. Volume 88, Number 9, pp. 1827–1856, 2020.

  • Sabyasachi Dey and Santanu Sarkar. Settling the mystery of Z_r=r in RC4. Cryptography and Communications - Discrete Structures, Boolean Functions and Sequences. Volume 11, Number 4, pp. 697–715, 2019.

  • Sabyasachi Dey, Tapabrata Roy and Santanu Sarkar. Some results on Fruit. Designs, Codes and Cryptography. Volume 87, Number 2-3, pp. 349–364, 2019.

  • Sabyasachi Dey, Tapabrata Roy and Santanu Sarkar. Revisiting design principles of Salsa and Chacha. Advances in Mathematics of Communications. Volume 13, Number 4, pp. 689–704, 2019

  • Abhishek Kesarwani, Santanu Sarkar and Ayineedi Venkateswarlu. Exhaustive search for Various Types of MDS Matrices. IACR Transactions on Symmetric Cryptology. Volume 2019, Number 3, pp. 231–256, 2019.

  • Sabyasachi Dey and Santanu Sarkar. Generalization of Roos bias in RC4 and some results on key-keystream relations. Journal of Mathematical Cryptology. Volume 12, Number 1, pp. 43–56, 2018.

  • Jun Xu, Santanu Sarkar, Lei Hu, Zhangjie Huang and Liqiang Peng. Solving a Class of Modular Polynomial Equations and its Relation to Modular Inversion Hidden Number Problem and Inversive Congruential Generator. Designs, Codes and Cryptography . Volume 86, Number 9, pp. 1997–2033, 2018.

  • Sabyasachi Dey and Santanu Sarkar. Improved analysis for reduced round Salsa and Chacha. Discrete Applied Mathematics. Volume 227, pp. 58–69, 2017.

  • Santanu Sarkar. Results on significant anomalies of state values after KSA in RC4. IET Information Security. Volume 11, Number 5, pp. 267–272, 2017.

  • Santanu Sarkar. Analysis of Hidden Number Problem with Hidden Multiplier. Advances in Mathematics of Communications. Volume 11, Number 4, pp. 805–811, 2017.

  • Yao Lu, Liqiang Peng and Santanu Sarkar. Cryptanalysis of an RSA variant with Moduli N = p^r q^l . Journal of Mathematical Cryptology. Volume 11, Number 2, pp. 117–130, 2017.

  • Subhamoy Maitra, Akhilesh Siddhanti and Santanu Sarkar. A Differential Fault Attack on Plantlet. IEEE Transactions on Computers. Volume 66, Number 10, pp. 1804–1808, 2017.

  • Santanu Sarkar and Ayineedi Venkateswarlu. Revisiting (Nested) Roos Bias in RC4 Key Scheduling Algorithm. Designs, Codes and Cryptography. Volume 82, Number 1-2, pp. 131–148, 2017.

  • Santanu Sarkar, Prakash Dey, Avishek Adikari and Subhamoy Maitra. Probabilistic Signature Based Generalized Framework for Differential Fault Analysis of Stream Ciphers. Cryptography and Communications. Volume 9, Number 4, pp. 523-543, 2017.

  • Santanu Sarkar, Subhamoy Maitra and Anubhab Baksi. Observing Biases in the State: Case Studies with Trivium and Trivia-SC. Designs, Codes and Cryptography. Volume 82, Number 1-2, pp. 351–375, 2017.

  • Ayineedi Venkateswarlu, Santanu Sarkar and Sai Mali. On Acyclic Edge-Coloring of Complete Bipartite Graphs. Discrete Mathematics. Volume 340, Number 3, pp. 481–493, 2017.

  • Santanu Sarkar. Revisiting Prime Power RSA. Discrete Applied Mathematics. Volume 203, pp. 127–133, 2016.

  • Ayineedi Venkateswarlu and Santanu Sarkar. On acyclic edge-coloring of the complete bipartite graphs K_{2p−1,2p−1} for odd prime p. Discrete Mathematics. Volume 339, Number 1, pp. 72–77, 2016.

  • Santanu Sarkar. Further non-randomness in RC4, RC4A and VMPC. Cryptography and Communications. Volume 7, Number 3, pp. 317-330, 2015.

  • Santanu Sarkar. Small Secret Exponent Attack on RSA Variant with Modulus N = p^rq. Designs, Codes and Cryptography. Volume 73, Number 2, pp. 383-392, 2014.

  • Santanu Sarkar, Subhadeep Banik and Subhamoy Maitra. Differential Fault Attack against Grain family with very few faults and minimal assumptions. IEEE Transactions on Computers. Volume 64, Number 6, pp. 1647–1657, 2015.

  • Santanu Sarkar, Sourav Sen Gupta, Goutam Paul and Subhamoy Maitra. Proving TLS-attack related open biases of RC4. Designs, Codes and Cryptography. Volume 77, Number 1, pp. 231-253, 2015.

  • Subhadeep Banik, Subhamoy Maitra and Santanu Sarkar. Improved Differential Fault Attack on MICKEY 2.0. Journal of Cryptographic Engineering. Volume 5, Number 1, pp. 13-29, 2015.

  • Santanu Sarkar. Proving empirical key-correlations in RC4. Information Processing Letters. Volume 114, pp. 234-238, 2014.

  • Sourav Sen Gupta, Subhamoy Maitra, Goutam Paul and Santanu Sarkar. (Non-)Random Sequences from (Non-)Random Permutations - Analysis of RC4 Stream Cipher. Journal of Cryptology. Volume 27, Number 1, pp. 67-108, 2014.

  • Mrinal Nandi, Anup Dewanji, Bimal Roy and Santanu Sarkar. Model Selection Approach for Distributed Fault Detection in Wireless Sensor Networks. International Journal of Distributed Sensor Networks. Volume 2014, pp. 1–12, 2014.

  • Mrinal Nandi, Amiya Nayak, Bimal Roy and Santanu Sarkar. Hypothesis Testing and Decision Theoretic Approach for Fault Detection in Wireless Sensor Networks. Journal of Parallel, Emergent and Distributed Systems. Volume 30, Number 4, pp. 262–285, 2015.

  • Pantelimon Stănică, Santanu Sarkar, Sourav Sen Gupta, Subhamoy Maitra and Nirupam Kar. Counting Heron triangles with constraints. Integers 13,#A3,2013.

  • Santanu Sarkar and Subhamoy Maitra. Cryptanalytic Results on Dual CRT and Common Prime RSA. Designs, Codes and Cryptography. Volume 66, Number (1-3), pp. 157-174, 2013.

  • Santanu Sarkar and Subhamoy Maitra. Approximate integer common divisor problem relates to implicit factorization. IEEE Transactions on Information Theory. Volume 57, Number 6, pp. 4002-4013, 2011.

  • Santanu Sarkar and Subhamoy Maitra. Cryptanalysis of RSA with Two Decryption Exponents. Information Processing Letters. Volume 110, Number 5, pp. 178-181, 2010.

  • Santanu Sarkar and Subhamoy Maitra. Cryptanalysis of RSA with more than one Decryption Exponent. Information Processing Letters. Volume 110, Number 8-9, pp. 336-340, 2010.

  • Santanu Sarkar and Subhamoy Maitra. Some applications of lattice based root finding techniques. Advances in Mathematics of Communications. Volume 4, Number 4, pp. 519-531, 2010.

  • Santanu Sarkar and Subhamoy Maitra. Partial Key Exposure Attacks on RSA and Its Variant by Guessing a few Bits of one of the Prime Factors. Bulletin of the Korean Mathematical Society. Volume 46, Number 4, pp. 721-741, 2009.

  • Santanu Sarkar and Subhamoy Maitra. Further Results on Implicit Factoring in Polynomial Time. Advances in Mathematics of Communications. Volume 3, Number. 2, pp. 205-217, 2009.