Provably secure public key encryption with keyword search for data outsourcing in cloud environments. - Sudeep Ghosh; SK Hafizul Islam; Abhishek Bisht; Ashok Kumar Das (J. Syst. Archit., 2023)

Efficient Personal-Health-Records Sharing in Internet of Medical Things Using Searchable Symmetric Encryption, Blockchain, and IPFS. - Abhishek Bisht; Ashok Kumar Das; Dusit Niyato; Youngho Park 005 (IEEE Open J. Commun. Soc., 2023)

Blockchain-Based Data Access Control and Key Agreement System in IoT Environment. - JoonYoung Lee; MyeongHyun Kim; KiSung Park 002; SungKee Noh; Abhishek Bisht; Ashok Kumar Das; Youngho Park 005 (Sensors, 2023)

Age of correlated information-optimal dynamic policy scheduling for sustainable Green IoT devices: A multi-agent deep reinforcement learning approach. - Sandip Roy 001; Abhishek Bisht; Ashok Kumar Das; Sachin Shetty; M. Shamim Hossain (Internet Things, 2024)

Personal health record storage and sharing using searchable encryption and blockchain: A comprehensive survey. - Abhishek Bisht; Ashok Kumar Das; Debasis Giri (Secur. Priv., 2024)

BioKA-ASVN: Biometric-Based Key Agreement Scheme for Air Smart Vehicular Networks Using Blockchain Service. - Basudeb Bera; Abhishek Bisht; Ashok Kumar Das; Bharat K. Bhargava; David K. Y. Yau; Pascal Lorenz; Biplab Sikdar 001 (IEEE Trans. Veh. Technol., 2024)

Blockchain-Enabled Secure Collaborative Model Learning Using Differential Privacy for IoT-Based Big Data Analytics. - Prakash Tekchandani; Abhishek Bisht; Ashok Kumar Das; Neeraj Kumar 001; Marimuthu Karuppiah; Pandi Vijayakumar; Youngho Park 005 (IEEE Trans. Big Data, 2025)

Designing Quantum-Safe Lattice-Based Multi-Authority CP-ABE Scheme for Blockchain-Enabled IoT-Based Consumer Healthcare Electronics. - Prithwi Bagchi; Abhishek Bisht; Ashok Kumar Das; Neetesh Saxena; M. Shamim Hossain (IEEE Trans. Consumer Electron., 2025)