Parkala Vishnu Bharadwaj Bayari

Parkala Vishnu Bharadwaj Bayari

Indian Institute of Information Technology, Bhagalpur

I am currently serving as a Guest Faculty in the Department of Computer Science and Engineering at the Indian Institute of Information Technology Bhagalpur. I am a doctoral researcher at IIT Jodhpur, enrolled in the M.Tech. - Ph.D. dual degree program in Data and Computational Sciences, co-advised by Dr. Gaurav Bhatnagar and Dr. Chiranjoy Chattopadhyay, with my thesis submitted in January 2026. Previously, I earned my bachelor’s degree in Computer Engineering from IIITDM Kancheepuram in 2018. My research interests lie in multimedia security, multimedia forensics, and AI security, with an emphasis on safeguarding diverse aspects of digital assets spanning media and associated AI models. For correspondence, I can be reached at pvbbayari.cse[at]iiitbh.ac.in; bayari.1[at]iitj.ac.in or pvishnu1304[at]gmail.com.

Research Interests:

  • Multimedia Security
  • Multimedia Forensics
  • AI Security
  • Image and Video Processing
  • Medical Informatics

Professional Experience

  • Apr 2026 - till date, Guest Faculty, Department of Computer Science and Engineering, IIIT Bhagalpur

Education

  • Jul 2019 - till date, M.Tech. - Ph.D. in Data and Computational Sciences, IIT Jodhpur
  • Aug 2014 - May 2018, B.Tech. in Computer Engineering, IIITDM Kancheepuram

News

  • Apr 2026: Joined CSE, IIIT Bhagalpur as Guest Faculty
  • Feb 2026: Presented our work titled "Watermarking Protocol Inspired Kidney Stone Segmentation in IoMT" at ACM ARCS 2026, IIT Hyderabad
  • Feb 2026: Received ACM India Travel Grant (INR 6000) for ACM ARCS 2026, IIT Hyderabad
  • Sep 2025: A paper is accepted by Computers and Electrical Engineering
  • May 2025: A paper is accepted by IEEE Transactions on Computational Social Systems
  • Apr 2025: A paper is accepted by IEEE Journal of Biomedical and Health Informatics
  • Oct 2024: A paper is accepted by IEEE Journal of Biomedical and Health Informatics
  • Jun 2023: Visited Prof. Pushpak Bhattacharyya (CFILT, IIT Bombay) under the Anveshan Setu Fellowship
  • Apr 2023: Selected for AI @ Walmart (in-person), Walmart Global Tech, Bengaluru
  • Dec 2022: Delivered a talk on ‘Fun With Cryptography’ at Hour of Code organized by ACM Student Chapter, IIT Jodhpur for Kendriya Vidyalaya students
  • Mar 2022: A paper is accepted by IEEE Multimedia
  • Mar 2021: ACM India Anveshan Setu Fellowship Recipient
  • Dec 2019: Joined the 'Multimodal Analytics and Security Lab' (Dr. Gaurav Bhatnagar); co-advised by Dr. Gaurav Bhatnagar and Dr. Chiranjoy Chattopadhyay
  • Jul 2019: Joined IIT Jodhpur as Doctoral Researcher

Publications

Patents:

  1. Yashmita Sangwan, Parkala Vishnu Bharadwaj Bayari, Gaurav Bhatnagar, and Vishakha Pareek. SecQR: A Visual Secret Sharing Scheme for QR Codes. (Under Preparation)

Journals:

  1. Parkala Vishnu Bharadwaj Bayari, Nishtha Tomar, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. Watermarking Protocol Inspired Kidney Stone Segmentation in IoMT. IEEE Journal of Biomedical and Health Informatics, vol. 30, no. 2, pp. 828-838, 2026.
  2. Nishtha Tomar, Parkala Vishnu Bharadwaj Bayari, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. SBTD: Secured Brain Tumor Detection in IoMT Enabled Smart Healthcare. IEEE Journal of Biomedical and Health Informatics, vol. 30, no. 1, pp. 39-50, 2026.
  3. Parkala Vishnu Bharadwaj Bayari, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. SecureNet: A deep learning inspired security framework for healthcare data. Computers and Electrical Engineering, 128:110723, 2025.
  4. Parkala Vishnu Bharadwaj Bayari, Yashmita Sangwan, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. A Novel Chaotic Map and Its Application to Secure Transmission of Multimodal Images. IEEE Transactions on Computational Social Systems, vol. 12, no. 5, pp. 3765-3777, 2025.
  5. Parkala Vishnu Bharadwaj Bayari, Apoorva Lakshman, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. A Novel Security Framework for Medical Data in IoT Ecosystems. IEEE MultiMedia, vol. 29, no. 2, pp. 34-44, 2022.

Conferences:

  1. Harimohan Sharma, Parkala Vishnu Bharadwaj Bayari, and Gaurav Bhatnagar. A Chaotic Image Encryption Algorithm for Industrial IoT Environments. (Under Preparation)
  2. Yashmita Sangwan, Parkala Vishnu Bharadwaj Bayari, and Gaurav Bhatnagar. A Modified Logistic Map Inspired Image Encryption Scheme. 2023 IEEE 6th International Conference on Multimedia Information Processing and Retrieval (MIPR), Singapore, 2023, pp. 1-6.
  3. Apoorva Lakshman, Parkala Vishnu Bharadwaj Bayari, and Gaurav Bhatnagar. A Novel Logo-Inspired Chaotic Random Number Generator. Proceedings of the Academia-Industry Consortium for Data Science, Springer Nature Singapore, pp. 297–306, 2022.

Book Chapters:

  1. Parkala Vishnu Bharadwaj Bayari, Gaurav Bhatnagar, and Chiranjoy Chattopadhyay. A comprehensive study on the security of medical information using encryption. Medical Information Processing and Security: Techniques and applications, IET, pp. 229-260, 2022.