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 Department of Mathematics, IIT Kharagpur during February 2014-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,  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)  during  April 2020- Jun 2020 (Project title: Post-quantum Cryptography (PQC)).

Field of Work: Surveyed on Isogeny-based Cryptography, Studied on 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 th May, 2022 (ongoing) to 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