Research Assistant@Temasek Labs, Graduate Student@School of Computer Science and Engineering
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Generic Side-channel attacks on CCA-secure lattice-based PKE and KEMs.
P Ravi, SS Roy, A Chattopadhyay, S Bhasin
IACR Trans. Cryptogr. Hardw. Embed. Syst. 2020 (3), 307-335, 2020
Side-channel Assisted Existential Forgery Attack on Dilithium-A NIST PQC candidate.
P Ravi, MP Jhanwar, J Howe, A Chattopadhyay, S Bhasin
IACR Cryptol. ePrint Arch. 2018, 821, 2018
Number “Not Used” Once - Practical Fault Attack on pqm4 Implementations of NIST Candidates
P Ravi, DB Roy, S Bhasin, A Chattopadhyay, D Mukhopadhyay
International Workshop on Constructive Side-Channel Analysis and Secure …, 2019
Exploiting determinism in lattice-based signatures: practical fault attacks on pqm4 implementations of NIST candidates
P Ravi, MP Jhanwar, J Howe, A Chattopadhyay, S Bhasin
Proceedings of the 2019 ACM Asia Conference on Computer and Communications …, 2019
Drop by Drop you break the rock-Exploiting generic vulnerabilities in Lattice-based PKE/KEMs using EM-based Physical Attacks.
P Ravi, S Bhasin, SS Roy, A Chattopadhyay
IACR Cryptol. ePrint Arch. 2020, 549, 2020
On Exploiting Message Leakage in (few) NIST PQC Candidates for Practical Message Recovery and Key Recovery Attacks
P Ravi, S Bhasin, SS Roy, A Chattopadhyay
IEEE Transactions on Information Forensics and Security 17, 684 - 699, 2021
On Configurable SCA Countermeasures Against Single Trace Attacks for the NTT
P Ravi, R Poussier, S Bhasin, A Chattopadhyay
International Conference on Security, Privacy, and Applied Cryptography …, 2020
Improving speed of Dilithium’s signing procedure
P Ravi, SS Gupta, A Chattopadhyay, S Bhasin
International Conference on Smart Card Research and Advanced Applications, 57-73, 2019
Ppap and ippap: Pll-based protection against physical attacks
P Ravi, S Bhasin, J Breier, A Chattopadhyay
2018 IEEE Computer Society Annual Symposium on VLSI (ISVLSI), 620-625, 2018
Will You Cross the Threshold for Me? Generic Side-Channel Assisted Chosen-Ciphertext Attacks on NTRU-based KEMs
P Ravi, MF Ezerman, S Bhasin, A Chattopadhyay, SS Roy
IACR Transactions on Cryptographic Hardware and Embedded Systems 2022 (1), 718, 2021
Lattice-based key-sharing schemes: A survey
P Ravi, J Howe, A Chattopadhyay, S Bhasin
ACM Computing Surveys (CSUR) 54 (1), 1-39, 2021
Authentication protocol for secure automotive systems: Benchmarking post-quantum cryptography
P Ravi, VK Sundar, A Chattopadhyay, S Bhasin, A Easwaran
2020 IEEE International Symposium on Circuits and Systems (ISCAS), 1-5, 2020
Security is an architectural design constraint
P Ravi, Z Najm, S Bhasin, M Khairallah, SS Gupta, A Chattopadhyay
Microprocessors and microsystems 68, 17-27, 2019
Feature selection methods for non-profiled side-channel attacks on ecc
P Ravi, B Jungk, D Jap, Z Najm, S Bhasin
2018 IEEE 23rd International Conference on Digital Signal Processing (DSP), 1-5, 2018
One word/cycle HC-128 accelerator via state-splitting optimization
A Khalid, P Ravi, A Chattopadhyay, G Paul
International Conference on Cryptology in India, 283-303, 2014
RunStream: A high-level rapid prototyping framework for stream ciphers
A Khalid, G Paul, A Chattopadhyay, F Abediostad, SIU Din, M Hassan, ...
ACM Transactions on Embedded Computing Systems (TECS) 15 (3), 1-27, 2016
SIPFA: Statistical Ineffective Persistent Faults Analysis on Feistel Ciphers
N Bagheri, S Sadeghi, P Ravi, S Bhasin, H Soleimany
IACR Transactions on Cryptographic Hardware and Embedded Systems, 367-390, 2022
On Threat of Hardware Trojan to Post-Quantum Lattice-Based Schemes: A Key Recovery Attack on SABER and Beyond
P Ravi, S Deb, A Baksi, A Chattopadhyay, S Bhasin, A Mendelson
International Conference on Security, Privacy, and Applied Cryptography …, 2021
Practical Multiple Persistent Faults Analysis
H Soleimany, N Bagheri, H Hadipour, P Ravi, S Bhasin, S Mansouri
Cryptology ePrint Archive, 2021
Side-channel and Fault-injection attacks over Lattice-based Post-quantum Schemes (Kyber, Dilithium): Survey and New Results
P Ravi, A Chattopadhyay, A Baksi
Cryptology ePrint Archive, 2022
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