Results 61 to 70 of about 3,561,066 (223)

BDBFT:A Consensus Protocol Based on Reputation Prediction Model for IoT Scenario [PDF]

open access: yesJisuanji kexue
Blockchain technology has the advantages of strong data security and high trustworthiness in IoT scenarios,but the consensus algorithm in blockchain technology has the disadvantages of high energy consumption,high computational cost,and low scalability ...
WANG Pu, GAO Zhanyun, WANG Zhenfei, SONG Zheli
doaj   +1 more source

Alea-BFT: Practical Asynchronous Byzantine Fault Tolerance

open access: yesCoRR
Traditional Byzantine Fault Tolerance (BFT) state machine replication protocols assume a partial synchrony model, leading to a design where a leader replica drives the protocol and is replaced after a timeout. Recently, we witnessed a surge of asynchronous BFT protocols, which use randomization to remove the need for bounds on message delivery times ...
Diogo S. Antunes   +5 more
openaire   +4 more sources

Revisiting Fast Practical Byzantine Fault Tolerance: Thelma, Velma, and Zelma

open access: yesCoRR, 2018
arXiv admin note: text overlap with arXiv:1712 ...
Ittai Abraham   +3 more
openaire   +2 more sources

Secure Decentralized Key Relaying via Random Walks in Dynamic Semi‐Trusted QKD Networks

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 8, August 2026.
Quantum Key Distribution (QKD) provides point‐to‐point, information‐theoretically secure session keys, but distance limitations require trusted relays between remote parties. Can quantum keys be relayed without trusting every intermediate node or depending on a central controller?
Sergejs Kozlovičs   +3 more
wiley   +1 more source

Mesobi: memória transacional em software tolerante a faltas bizantinas [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência da Computação, Florianópolis, 2015.Memória Transacional em Software (STM) é um modelo utilizado para tratar acesso concorrente a ...
Ribeiro, Tulio Alberton
core  

Optimized Consensus for Blockchain in Internet of Things Networks via Reinforcement Learning

open access: yesTsinghua Science and Technology, 2023
Most blockchain systems currently adopt resource-consuming protocols to achieve consensus between miners; for example, the Proof-of-Work (PoW) and Practical Byzantine Fault Tolerant (PBFT) schemes, which have a high consumption of computing/communication
Yifei Zou   +4 more
doaj   +1 more source

Teaching Theology and Law in the Australian Secular Law School: Lessons From the Adelaide Law School

open access: yesTeaching Theology &Religion, Volume 29, Issue 1, Page 2-10, June 2026.
ABSTRACT The Adelaide Law School introduced Law and Religion into its suite of elective courses in 2012, the culmination of a long process of encouraging both the institution and individual faculty members to accept that this sub‐discipline, at the time already well‐recognized in the United States and Europe, properly belonged as a scholarly pursuit in
P. T. Babie
wiley   +1 more source

ITVM: uma abordagem para tolerância a intrusão utilizando máquinas virtuais [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Automação e SistemasA Internet tem sido o meio de comunicação utilizado por muitas empresas para divulgarem seus serviços ...
Barreto, Luciano
core  

Enhancing Cloud‐Based Healthcare Security With Quantum‐Secure HealthChain: A Quantum Computing and Blockchain Integrated Framework

open access: yesHealth Science Reports, Volume 9, Issue 5, May 2026.
ABSTRACT Background and Aims Rising quantum hazards and flaws in conventional encryption make cloud‐based healthcare data security harder. Quantum‐Secure HealthChain, a new architecture using blockchain and quantum computing, improves medical data security, patient privacy, and data fidelity. Methods To prevent quantum attacks, the proposed system uses
Rajesh Bose   +6 more
wiley   +1 more source

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