Results 51 to 60 of about 590 (182)

Performance Evaluation of Privacy Models for Data Streams on the Edge

open access: yesInternet Technology Letters, Volume 9, Issue 3, May/June 2026.
ABSTRACT Recent advances in edge computing enable data stream privacy enforcement directly on resource‐constrained devices, reducing latency and the exposure of sensitive information. In this paper, we extend and validate our previously proposed privacy‐enforcing framework, which allows high‐level privacy policies to be expressed as chains of triggers ...
Ilir Murturi   +3 more
wiley   +1 more source

Secrecy Transmission for Self-Energy Recycling Untrusted Relay Networks With Imperfect Channel State Information

open access: yesIEEE Access, 2019
For the self-energy recycling (SER) untrusted relay network, a two-phase destination-based jamming (DBJ) protocol is proposed, in which the destination transmits the jamming signal to reduce the received SNR of the untrusted relay node in the first phase
Siyang Xu   +4 more
doaj   +1 more source

End-to-End Physical Layer Authentication for Dual-Hop Wireless Networks

open access: yesIEEE Access, 2019
End-to-end (E2E) physical layer authentication for multi-hop wireless networks is still not well-explored by now. Like one step forward in this direction, this paper focuses on the E2E physical layer authentication in a dual-hop wireless network with an ...
Pinchang Zhang   +3 more
doaj   +1 more source

Topology-Abstraction-Based Protection Scheme in Quantum Key Distribution Networks with Partially Trusted Relays

open access: yesPhotonics, 2022
Quantum key distribution (QKD) can protect the exchange process of confidential information between communicating parties. By using the basic principles of quantum mechanics and combined with “one-time pad” cipher encryption, information can be ...
Qin Zhang   +4 more
doaj   +1 more source

Blockchain in Communication Networks: A Comprehensive Review

open access: yesIET Blockchain, Volume 6, Issue 1, January/December 2026.
This article provides a comprehensive review of blockchain applications in communication networks, focusing on domains such as IoT, 5G, vehicular systems, and decentralised trust infrastructures. It examines key challenges—including scalability, interoperability, and latency—and outlines future directions such as lightweight consensus protocols and AI ...
Quazi Mamun, Zhenni Pan, Jun Wu
wiley   +1 more source

Decentralised Ledger Solutions for Scalable and Trustworthy Resource Management During Disasters

open access: yesIET Blockchain, Volume 6, Issue 1, January/December 2026.
We propose a decentralized blockchain‐based framework for disaster resource management integrating smart contracts, IoT oracles and role‐based access control to enhance efficiency, transparency and trust. A hybrid public–permissioned architecture enables secure stakeholder coordination, real‐time tracking and automated allocation while addressing ...
Talluri Lakshmi Siva Rama Krishna   +2 more
wiley   +1 more source

Joint transmit design and node selection for one-way and two-way untrusted relay channels

open access: yes, 2013
—We investigate a relay network where the source and destination select one relay out of a group of untrusted relay nodes to establish a reliable and confidential connection. We assume there is no direct link between them, and the users have to employ an
Jing Huang, A. Lee Swindlehurst
core   +1 more source

On Security and Throughput for Energy Harvesting Untrusted Relays in IoT Systems Using NOMA

open access: yesIEEE Access, 2019
In this paper, we analyze the secrecy and throughput of multiple-input single-output (MISO) energy harvesting (EH) Internet of Things (IoT) systems, in which a multi-antenna base station (BS) transmits signals to IoT devices (IoTDs) with the help of ...
Van Nhan Vo   +6 more
doaj   +1 more source

Security Energy Efficiency Maximization for Untrusted Relay Assisted NOMA-MEC Network With WPT

open access: yesIEEE Access, 2020
Relay assisted transmission can effectively improve the range of coverage and offloading efficiency of non-orthogonal multiple access-mobile edge computing (NOMA-MEC) system. However, the relay will become untrusted relay when it is attacked by malicious
Pinfang Zhao   +3 more
doaj   +1 more source

A Review of Offline Blockchain Transaction Systems

open access: yesIET Blockchain, Volume 6, Issue 1, January/December 2026.
Blockchain systems currently rely on constant network connectivity, which limits their utility in remote areas, during network outages or cyber attacks. This paper presents the first systematic study on offline blockchain implementations, analyzing their security and privacy challenges.
Srivatsav Chenna, Christian Prehofer
wiley   +1 more source

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