Results 51 to 60 of about 8,106,000 (159)

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

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

Digital Divide‐Aware Secure Load Balancing Framework for Energy‐Efficient and Fair IoT‐Enabled Smart‐City Networks

open access: yesJournal of Sensors, Volume 2026, Issue 1, 2026.
Introduction Rapid growth of Internet of Things (IoT) sensors in smart cities not only enables fine‐grained demand response but also exposes disparities in connectivity, device capability, and security that undermine equitable and resilient energy management.
Romil Rawat   +5 more
wiley   +1 more source

Robust header compression for constrained application protocol

open access: yes, 2014
Constrained Application Protocol (CoAP) is a new lightweight application-layer protocol under standardization. It can be thought of as a "lightweight" Hypertext Transfer Protocol (HTTP) that can connect for example low power sensor devices to each other ...
Majanen, Mikko; id_orcid, Koskela, Pekka
core   +4 more sources

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

Ecological Environment Monitoring of Open Pit Abandoned Mines Combining Internet of Things and Improved Ant Colony Optimization

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
An IoT‐based monitoring system for open pit abandoned mines integrates an improved ant colony optimization algorithm to optimize sensor deployment and routing, reducing energy consumption by over 40% and extending network lifetime by more than 60%, providing robust real‐time data for ecological restoration decisions.
Gang Zhang   +5 more
wiley   +1 more source

Win CoAP: A Window-Based Congestion Control Approach for Burst Traffic in IoT Networks

open access: yesIEEE Access
Constrained Application Protocol (CoAP) is a widely used communication protocol in Internet of Things (IoT) networks. Congestion is a major concern in IoT networks because it affects the performance of applications and network reliability.
Archana K. Rajan, Masaki Bandai
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

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