Experiences

Worked as Project Junior Research Fellow (JRF) to the temporary research project “Secure Key Management in Wireless Ad-hoc Network (MWA)” under ISRO at the Department of Mathematics, IIT Kharagpur from February 2014 to October 2015. Field of Work: Information and Coding Theory, Key-Predistribution Scheme in Wireless network based on Coding theory and Combinatorial design.

Worked as UGC Junior Research Fellow (JRF), Department of Mathematics, IIT Kharagpur, Kharagpur during  April 2016 -  April 2018. Field of Work: Surveyed on Secure two-party protocol, Code-based Cryptosystem, and Lattice-based  Cryptosystem.

Worked as UGC Senior Research Fellow (SRF), Department of Mathematics, IIT Kharagpur, Kharagpur during  May 2018 -  November 2021. Field of Work: Surveyed on Fully Homomorphic Encryption, Multi-key Fully homomorphic Encryption; Constructing Efficient Fully                                         Homomorphic Encryption and their variants; Security Analysis of the designed schemes in existing security models.

Worked as a Research Intern at TCS Research and Innovation Lab, Hyderabad under the guidance of the scientist Dr. Sumanta Sarkar (currently Assistant Prof. at University of Warwick, UK) from April 2020- Jun 2020 (Project title: Post-quantum Cryptography (PQC)). Field of Work: Surveyed on Isogeny-based Cryptography, Studied hash-based and multivariate-based signature schemes, Post-quantum EPID signature; Security Analysis of the designed signature schemes in the existing security models.

Worked as Project Associate at the Dept. of Mathematics, IIT Roorkee from 6  May 2022 to 10 January 2024 on the project entitled “Development of lattice-based encryption and digital signature algorithms for quantum-safe cryptography” under Defence Research and Development Organisation (DRDO), Bengaluru, India. Field of Work: Survey on standard lattice-based encryption and signature algorithms based on NIST submission, Security analysis of NTRU and its                  different variants

Worked as a Post-Doctoral Fellow at the Dept. of Computer Science, University of Calgary, Canada from 15 January 2024 to 29 th October 2025 to the project entitled "Accelerating the Transition to Quantum Resistant Cryptography" under "Natural Science and Engineering Research Council of Canada (NSERC)" Field of Work: Construction of Lattice-based Post-Quantum signature schemes, Construction and applications of Post-Quantum Verifiable Random Function (VRF)