In this work, we present a configurable encryption system based on the Encryption by Synchronization in a Cellular Automata (ESCA) system, which is a symmetric key algorithm based on the synchronization phenomenon of Cellular Automata with rule-90. With the aim of producing a flexible system to trade-off power consumption and security level, we implemented a pseudo-random number generator (PRNG) that can be configured with three different key sizes. This variable-length PRNG, together with the capability of bypassing specific modules in the rest of the system, allow us to operate under a wide range of applications. In particular, it would enable online adjustments in IoT and power-constrained devices to fine-tune them between a low-power consumption and a maximum-security level. The system can be implemented with 5956 gates, and it is designed to provide in a 0.5 µm CMOS process a throughput of 50 Mbps @ 37 mW, at the maximum-security level, and an energy consumption of less than 7 mW @ 30 Mbps at the lowest-security level, while still providing a satisfactory perceptual security metric.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.
customersupport@researchsolutions.com
10624 S. Eastern Ave., Ste. A-614
Henderson, NV 89052, USA
Copyright © 2024 scite LLC. All rights reserved.
Made with 💙 for researchers
Part of the Research Solutions Family.