Results 61 to 70 of about 688 (173)

Anonymous Credentials from ECDSA

IACR Communications in Cryptology
Anonymous digital credentials allow a user to prove possession of an attribute that has been asserted by an identity issuer without the user revealing any extra information about themselves. For example, a user who has received a digital passport credential can prove their “age is
Matteo Frigo, abhi shelat
openaire   +2 more sources

Elliptic-Curve Cryptography Implementation on RISC-V Processors for Internet of Things Applications

Journal of Engineering
Elliptic-curve cryptography (ECC) is a popular technique of public-key cryptography used for secure communications in Internet of Things (IoT) applications.
Preethi Preethi, Mohammed Mujeer Ulla, G. Praveen Kumar Yadav, Kumar Sekhar Roy, Ruhul Amin Hazarika, Kuldeep Saxena K.   +5 more
doaj   +1 more source

Optimized Falcon Verify on Cortex-M4 for Post-Quantum secure UAV communications

ICT Express
Falcon, a NIST-standardized DSA, is ideal for broadcast-based communication like UAV due to its short key and signature. Since each UAV broadcasts the signed message to surrounding parties, UAVs must verify numerous signatures in flight.
JunHyeok Choi, SeungYong Yoon, Seog Chung Seo   +2 more
doaj   +1 more source

Autonomous Multi‐Agent Coordination for Dynamic Construction Project Scheduling Under Resource Constraints and Environmental Uncertainties

Advances in Civil Engineering, Volume 2026, Issue 1, 2026.
The research proposes a new autonomous multi‐agent framework that combines distributed AI algorithms and real‐time construction project data to support scheduling decisions in a complex constraint environment. The framework employs a blockchain‐based coordination protocol that enables reinforcement learning agents to adapt schedules and allocate ...
Mehran Sepehri, Mustafa Zeybek
wiley   +1 more source

Byzantine Fault-Tolerant Routing for Large-Scale Wireless Sensor Networks Based on Fast ECDSA

Tsinghua Science and Technology, 2015
Wireless sensor networks are a favorite target of Byzantine malicious attackers because of their limited energy, low calculation capability, and dynamic topology, and other important characteristics. The Byzantine Generals Problem is one of the classical
Jiawei Xu, Keda Wang, Chao Wang, Feng Hu, Zhenhua Zhang, Shiyi Xu, Jie Wu   +6 more
doaj   +1 more source

Advanced VLSI ECDSA design for real-time blockchain-based IoT system applications

Discover Electronics
This paper presents a VLSI implementation of the Elliptic Curve Digital Signature Algorithm (ECDSA) optimized for real time security in blockchain based Internet of Things (IoT) systems. The proposed architecture integrates Programmable Cellular Automata
Zied Guitouni, Mohsen Machhout
doaj   +1 more source

Advancing the deployment and information management of direct air capture: A solution enabled by integrating consortium blockchain system

Carbon Capture Science & Technology
Direct air capture (DAC) is a critical and emerging Negative Emissions Technology (NET) that directly removes CO2 from the atmosphere, significantly contributing to climate change.
Zihan Chen, Yiyu Liu, Eryu Wang, Huajie You, Qi Gao, Fan David Yeung, Jia Li   +6 more
doaj   +1 more source

Return of the Hidden Number Problem.

Transactions on Cryptographic Hardware and Embedded Systems, 2018
Side channels have long been recognized as a threat to the security of cryptographic applications. Implementations can unintentionally leak secret information through many channels, such as microarchitectural state changes in processors, changes in power
Keegan Ryan
doaj   +1 more source

Revocable signature: handling valid but unauthorized Non-Fungible Token through Auxiliary Embedded Key

Cybersecurity
Non-Fungible Token (NFT) creators use digital signatures to ensure the ownership, authenticity, integrity, and nonrepudiation of their digital works.
Yuxin Xia, Ziyang Ji, Jie Zhang, Wanxin Li, Ka Lok Man, Steven Guan, Dominik Wojtczak   +6 more
doaj   +1 more source

Blockchain Security Using Confidentiality, Integrity, and Availability for Secure Communication

Blockchains
Background: Blockchain technology has emerged as a transformative communication solution for securing distributed systems. However, several vulnerabilities exist during transactions, including latency and network congestion issues during mempool ...
Chukwuebuka Francis Ikenga-Metuh, Abel Yeboah-Ofori   +1 more
doaj   +1 more source