Results 41 to 50 of about 732 (161)

Congestion Control in Constrained Application Protocol for the Internet of Things: State-of-the-Art, Challenges, and Future Directions

open access: yesIEEE Access
The rapid development of smart sensors has enabled the integration of wireless sensor networks (WSNs) with the Internet. The emergence of the Internet of Things (IoT) represents a significant paradigm shift, with WSNs remaining essential to its framework.
Godfrey A. Akpakwu   +4 more
doaj   +1 more source

Automatic Key Update Mechanism for Lightweight M2M Communication and Enhancement of IoT Security: A Case Study of CoAP Using Libcoap Library

open access: yesSensors, 2022
The ecosystem for an Internet of Things (IoT) generally comprises endpoint clients, network devices, and cloud servers. Thus, data transfers within the network present multiple security concerns.
Wen-Chung Tsai   +3 more
doaj   +1 more source

Queue‐Aware Congestion Avoidance in IoHT: Enabling Future Integration With Large Models for Transmission Optimization

open access: yesInternet Technology Letters, Volume 8, Issue 6, November/December 2025.
ABSTRACT The internet of healthcare things (IoHT) has advanced considerably, improving healthcare operations and patient monitoring by continuously collecting data from health sensors attached to patients. Current congestion detection techniques are insufficient for early detection since senders often remain unaware of the size of the residual queue ...
Muhammad Zafarullah   +5 more
wiley   +1 more source

Securing the Future: Lightweight Blockchain Solutions for IIoT and IoT Networks

open access: yesSECURITY AND PRIVACY, Volume 8, Issue 4, July/August 2025.
ABSTRACT This paper presents an innovative lightweight blockchain architecture tailored for Internet of Things (IoT) and Industrial Internet of Things (IIoT) applications. Building upon Byzantine Fault Tolerance (BFT) and Directed Acyclic Graph (DAG) technologies, our proposed BFT‐DAG framework introduces key enhancements to optimize its performance in
Fatemeh Stodt   +4 more
wiley   +1 more source

CoAP/DTLS Protocols in IoT Based on Blockchain Light Certificate

open access: yesIoT
The Internet of Things (IoT) is expanding rapidly, but the security of IoT devices remains a noteworthy concern due to resource limitations and existing security conventions. This research investigates and proposes the use of a Light certificate with the
David Khoury   +7 more
doaj   +1 more source

Lightweight CoAP-Based Bootstrapping Service for the Internet of Things

open access: yesSensors, 2016
The Internet of Things (IoT) is becoming increasingly important in several fields of industrial applications and personal applications, such as medical e-health, smart cities, etc.
Dan Garcia-Carrillo, Rafael Marin-Lopez
doaj   +1 more source

IoT and Man‐in‐the‐Middle Attacks

open access: yesSECURITY AND PRIVACY, Volume 8, Issue 2, March/April 2025.
ABSTRACT This article provides an overview of the Internet of things (IoT) and its growing significance in today's interconnected world. It discusses the concept of man‐in‐the‐middle (MitM) attacks in detail, including their various types, causes, and potential impacts on IoT networks.
Hamidreza Fereidouni   +2 more
wiley   +1 more source

An information interaction method for smart mine

open access: yesGong-kuang zidonghua, 2020
In view of 'information island' problem which is common in coal mines, a smart mine information interaction method based on resource model and constrained application protocol (CoAP) was proposed from practical point of view.
HU Wentao   +3 more
doaj   +1 more source

A Review on Integrating IoT, IIoT, and Industry 4.0: A Pathway to Smart Manufacturing and Digital Transformation

open access: yesIET Information Security, Volume 2025, Issue 1, 2025.
The industrial Internet of Things (IIoT) has become an innovative technology that has brought many benefits to industries and organizations. This review presents a comprehensive analysis of IIoT’s applications, highlighting its ability to optimize industrial operations through advanced connectivity, real‐time data exchange, automation, and its ...
Fujun Qiu   +7 more
wiley   +1 more source

An Edge-Fog Secure Self-Authenticable Data Transfer Protocol

open access: yesSensors, 2019
Development of the Internet of Things (IoT) opens many new challenges. As IoT devices are getting smaller and smaller, the problems of so-called “constrained devices” arise.
Algimantas Venčkauskas   +5 more
doaj   +1 more source

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