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Prof. R Padmavathy

PhD (Hyderabad Central University)

Professor

Department of Computer Science and Engineering

Room No:   +91-870-2462738
rpadma@nitw.ac.in
9440173819 Edit Profile Bio Sketch

Research Areas

 Information Security 

  • Courses Handled
  • Research IDs
  • Selected Publications
  • Project/Consultancy
  • Current PhD Students
  • Awards and Accolades
  • Additional Responsibilities
  • Cryptography and Network Security(CS6301)
  • Cryptography Laboratory(CS26007)
  • Foundations of Cryptography(CS26003)
  • Algorithmic Coding Theory(CS26022)
  • Cryptography Lab(CS5205)
  • Foundations of Cryptography(CS5202)
  • IoT and Network Security Lab(CS6303)
  • Microprocessors(CS201)
  • Problem Solving and Computer Programming(MA144)
  • Algorithmic Coding Theory(CS5270)
  • Computational Mathematics Practice(CS5204)
  • Induction Program(IC001)
  • Computer Architecture(CS253)
  • Data Privacy Lab(CS5254)
  • ORC ID: 0000-0002-6079-1225


  • Survey of Post-Quantum Lattice-based Cipher-text Policy Attribute-based Encryption Schemes: Open Issues and Future Directions, By G Sravya, P.Syam Kumar, R.Padamavathy, IEEE, IEEE Transactions on Services Computing, vol., pp., 2024
  • Secure and lightweight Authentication protocol for anonymous data access in cloud assisted IoT Systems, By Vinod Mahor, R.Padmavathy and Santanu Chatterjee, Springer, Peer to Peer Networking and Applications, vol.17(1), pp.321-336, 2024
  • • Quantum-secure N2N authentication protocol model for IoT sensor networks, By Ch.Jayanth Babu and R. Padmavathy, Springer, Arabian Journal of Science and Engineering, vol., pp., 2023
  • A Framework for Filtering Step of Number Field Sieve and Function Field Sieve, By Rahul Janga, R Padmavathy, S.K.Pal and S.Ravi Chandra, Taylor and Francis, IETE Journal of Research, vol.69(6), pp.3317-3333, 2023
  • Disttributed Denial of Service Attack Detection Using Machine Learning Classifiers, By Gautam Rampalli and R Padmavathy, Inderscience, International Journal of Ad Hoc and Ubiquitous Computing, vol., pp., 2023
  • Lattice-based lightweight cryptosystem, By Shivani Jain and R Padmavathy, Inderscience, International Journal of Ad Hoc and Ubiquitous Computing , vol.41(3), pp.135-146, 2022
  • Linear algebra on parallel structures using wiedemann algorithm to solve discrete logarithm problem, By KS Spoorthi, R Padmavathy, SK Pal, and S Ravi Chandra, Taylor and Francis, IETE Journal of Research, vol.68(4), pp.2376-2389, 2022
  • Relation collection using Pollard special-q sieving to solve integer factorization and discrete logarithm problem, By S Varshney, P Charpe, R Padmavathy, SK Pal, Springer, The Journal of Supercomputing , vol.77, pp.2734-2769, 2021

Information Security Education Awareness (ISEA) Phase-III

  • Role Co-Principal Investigator
  • Type Research
  • Sponsor MIETY
  • Duration 55 Months
  • Project Cost (INR) 20160000
  • Status Ongoing

Design and Development of Non Binary LDPC codes for Navigation Systems

  • Role Principal Investigator
  • Type Research
  • Sponsor ISRO
  • Duration 36 Months
  • Project Cost (INR) 2850000
  • Status Ongoing

Design and Implementation of Discrete Logarithm Problem over GF(2^n) using Quasi Polynomial time algorithm

  • Role Principal Investigator
  • Type Research
  • Sponsor DRDO
  • Duration 33 Months
  • Project Cost (INR) 2500000
  • Status Completed

Solving Discrete Logarithm Problem over GF(2^n) using Function Field Sieve method

  • Role Principal Investigator
  • Type Research
  • Sponsor DRDO
  • Duration 24 Months
  • Project Cost (INR) 2500000
  • Status Completed

Secure SMS Using Koblitz Curve Based ECC on Android Devices

  • Role Principal Investigator
  • Type Research
  • Sponsor SERB, DST
  • Duration 24 Months
  • Project Cost (INR) 0
  • Status Completed


  • Head, Department of Computer Science and Engineering (Continuing from July, 2023)
  • Coordinator, Induction Program (November, 2022 - November, 2022)
  • Coordinator, Induction Program (December, 2021 - December, 2021)
  • Associate dean (student welfare) (September, 2021 - June, 2023)
  • Faculty-In-Charge, CSEA (August, 2021 - June, 2023)
  • Coordinator, Curriculum revision M.Tech CSIS (May, 2021 - September, 2021)
  • Member, IIAC(Institute Information Advisory Committee) (January, 2020 - June, 2022)
  • Technical program committee member E&ICT (Continuing from August, 2017)
  • Ladies hostel warden (August, 2011 - July, 2014)