SOT-MTJ-based non-volatile flip-flop with in-memory randomness for application in grain stream ciphers

• Main Authors: Nisar, Arshid, Zahoor, Furqan, Thakker, Sidhaant Sachin, Das, Kunal Kranti, Maitra, Subhamoy, Kaushik, Brajesh Kumar, Chattopadhyay, Anupam
• Other Authors: College of Computing and Data Science
• Format: Article
• Language: English
• Published: 2025
• Subjects: Computer and Information Science; Cryptography; Magnetic tunnel junction
• Online Access: https://hdl.handle.net/10356/184761

This paper proposes a method for in-memory true random number generation (TRNG) by leveraging the dual functionality of spin-orbit torque based magnetic tunnel junction (SOT-MTJ) while showcasing its efficacy in hardware-efficient Grain stream ciphers for lightweight cryptographic applications. Depe...