Nanowerk

Metasurface chip turns 3D coordinates into encryption keys for holographic storage

A chip smaller than one square millimeter stores 160 holographic images at arbitrary 3D coordinates, with each spatial ...
IEEE

Multi-Size Image Encryption Algorithm Based on Fractional-Order Cellular Neural Network

Abstract: Under the background of multi-channel and multi-network interwoven transmission, a large amount of information has been realized about long-distance transmission across the region and over ...

UPSC Essentials | Daily subject-wise quiz : Science and Technology MCQs on polycrystalline cathodes, Small Satellite Launch Vehicle and more (Week 143)

Are you preparing for UPSC CSE Prelims 2026? Check your progress and revise your topics through this quiz on Science and ...
IEEE

A Novel RFID Authentication Protocol Based on a Block-Order-Modulus Variable Matrix Encryption Algorithm

Abstract: In this paper, authentication for mobile radio frequency identification (RFID) systems with low-cost tags is investigated. To this end, an adaptive modulus (AM) encryption algorithm is first ...