DR. RAGHUNANDAN K R currently working as Assistant professor in the Department of Computer Science and Engineering, NMAM Institute Of Technology, Affiliated to Nitte University, Nitte. He obtained his Ph. D from Visvesaraya Technological University in the field of Public key Cryptography. He has published around 21 Research Papers in different international journals. His research interests include the Cryptography, Block Chain technology, Cyber security & forensics. In addition, he is a reviewer for leading journals in the area of Networking and Cryptography. He can be contacted at email: raghunandan@nitte.edu.in. ORCID ID: 0000-0002-5326-4099