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Dr. M. Ranjith Kumar

Asst. Professor, Mathematics, School of Engineering, Chennai

Qualification: BSc, MPhil, MSc, Ph.D


Dr. M. Ranjith Kumar currently serves as an Assistant Professor (Sr Gr.) in the Department of Mathematics, Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Chennai campus, India.

Dr. M. Ranjith Kumar completed his B.Sc. degree in Mathematics from C. Abdul Hakeem College, Vellore (2005), M.Sc. degree in Mathematics from the University of Madras (RIASM), Chennai (2007), and M.Phil. Degree in Mathematics from Madras Christian College, Chennai (2008). He also passed the Tamil Nadu State Eligibility Test (SET) for Lectureship (2016). He received his Ph.D. in Mathematics from Bharathiar University, Coimbatore (2019). His research mainly focuses on Harmonic Analysis, Algebraic Number Theory, Cryptography and Image Processing.

He has over 12 years of experience in the field of teaching and 7 years of experience in research. He has published 12 research articles in various reputed national and international journals. He has organized many symposia, workshops, orientation programmes as convener/coordinator. He is a life-member of the Cryptographic Research Society of India

Academic Qualifications

  •    2013-19         PhD Mathematics  Bharathiar University, Coimbatore. Dissertation Title: A Study on Novel Cryptographic Techniques and Applications.


  • 2007-09        MPhil. Mathematics – First Class. ,Madras Christian College, Chennai., Dissertation Title: Uncertainty Principle in Harmonic Analysis.


  • 2005-07          MSc Mathematics – First Class with Distinction , Ramanujan Institute for Advanced Study in Mathematics (RIASM), University of Madras, Chennai.
  • 2002 -05         BSc Mathematics – First Class , C Abdul Hakeem Arts and Science College, Vellore.
  •   2016            TNSET – 2016 Examination Qualified.

Academic Experience

August 2020- Present Assistant Professor (Sr. Gr), School of Engineering,

Amrita Vishwa Vidyapeetham, Chennai.

August 2012 – May 2020 Assistant Professor, Jeppiaar Institute of Technology, Chennai.
March 2010 – May 2012 Assistant Professor,

Vel Tech Multi Tech Dr RR & Dr SR Engineering College, Chennai.

May 2008 – Feb 2010 Lecturer, Ranipettai Engineering College, Vellore.


Areas of Specialization

  • Algebraic Number Theory
  • Cryptography
  • Image Processing
  • Harmonic Analysis
  • Functional Analysis

MOOC Courses completed

  • Pre-Calculus – Certified by COURSERA
  • Introduction to Abstract and Linear Algebra – Certified by NPTEL/SWAYAM
  • Critical Thinking – Certified by AICTE.
  • More fun with Prime Numbers – Certified by MOOC.

Membership of Professional Bodies

  • Member of Ramanujan Mathematical Society, India.
  • Life Member of Cryptology Research Society of India.
  • Life Member of IAENG (International Association of Engineers).

Workshops Organized

  • Organized a National Seminar on Recent Trends in Mathematics and Its Application–RTMA 17, Jeppiaar Institute of Technology, Chennai, 1st August, 2017.
  • Organized a National Level Workshop on LATEX, Department of Mathematics, Jeppiaar Institute of Technology, Chennai, 25th March, 2015.

Teaching Interests

  • Algebra, Combinatorics and Geometry
  • Linear Algebra and its Application
  • Discrete Mathematics
  • Probability Theory
  • Number Theory
  • Numerical Analysis and Scientific Computing
  • Statistics
  • Applied Analysis
  • Ordinary and Partial Differential Equations

Journal Article

Year : 2018

A secure Image Encryption Protocol using Irrational number

Publisher : Journal of Biomedical Research

Year : 2018

Design and Implementation of a Secure Communication Protocol

Publisher : International Journal of Electrical and Computer Engineering 8(3):1814

Year : 2017

Goldbach Conjecture and Cryptography

Publisher : International Journal of Pure and Applied Mathematics

Year : 2016

A Secure ElGamal Cryptosystem Using Zero Knowledge Protocol

Publisher : International Research Journal of Engineering and Technology

Year : 2015

A Encryption/Decryption Techniques using Transcendental Number

Publisher : International Journal of Emerging Trends & Technology in Computer Science

Year : 2015

A Public Key Cryptosystem Using Hill’s Cipher

Publisher : Journal of Discrete Mathematical Sciences and Cryptography

Year : 2015

A Secure Cryptosystem Using the Decimal Expansion of an Irrational Number

Publisher : Journal of Applied Mathematical Sciences

Year : 2014

A secure Bank Locker System Using Hyper-geometric Functions

Publisher : Journal of Applied Mathematical Sciences

Conference Paper

Year : 2020

Uncertainty Principles in Fourier Analysis

Publisher : Nirmala College for women, Coimbatore.

Year : 2019

A Secure Encryption Scheme Based on Fermat’s Two Square Theorem and Irrational Numbers

Publisher : International Conference on Aero Science and Engineering & Technologies

Year : 2015

A New Approach on Asymmetric key cryptosystem using Hill’s cipher

Publisher : Proceedings on National Conference

Year : 2014

Further Improvisation of Hill’s Cipher

Publisher : International Conference on Mathematical Sciences

Year : 2011

Uncertainty Principles in Harmonic Analysis

Publisher : National Level Seminar on Emerging Trends in General Topology

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