Results 11 to 20 of about 72,437 (248)

Performance Evaluation of Triangular Number Sequence Backoff Algorithm for Constrained Application Protocol

open access: yesInternational Journal of Technology, 2023
In the of the Internet of Things (IoT) realm, congestion is considered a serious issue affecting network throughput due to the requirement of multiple nodes for message exchange.
Chanon Jangkajit, Chanwit Suwannapong
doaj   +1 more source

RCOAP: A Rate Control Scheme for Reliable Bursty Data Transfer in IoT Networks

open access: yesIEEE Access, 2021
The Internet Engineering Task Force (IETF) standardized the Constrained Application Protocol (CoAP) for Internet of Things (IoT) devices to meet the demands of IoT applications.
Dang Hai Hoang, Thi Thuy Duong Le
doaj   +1 more source

An Enhanced CoAP Scheme Using Fuzzy Logic With Adaptive Timeout for IoT Congestion Control

open access: yesIEEE Access, 2021
Congestion management in the Internet of Things (IoT) is one of the most challenging tasks in improving the quality of service (QoS) of a network.
Phet Aimtongkham   +2 more
doaj   +1 more source

Performance Evaluation of Constrained Application Protocol over TCP [PDF]

open access: yes2018 IEEE 88th Vehicular Technology Conference (VTC-Fall), 2018
The Constrained Application Protocol (CoAP) is specifically designed for constrained IoT devices and is being rapidly deployed for the communication needs of the IoT devices. CoAP has been specified with its own congestion control algorithms because it runs on top of UDP that does not include any congestion control measures.
Järvinen, Ilpo Johannes   +4 more
openaire   +2 more sources

Machine Learning-Based DoS Amplification Attack Detection against Constrained Application Protocol

open access: yesApplied Sciences, 2023
This paper discusses the Internet of Things (IoT) and the security challenges associated with it. IoT is a network of interconnected devices that share information.
Sultan M. Almeghlef   +3 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

LC-DEX: Lightweight and Efficient Compressed Authentication Based Elliptic Curve Cryptography in Multi-Hop 6LoWPAN Wireless Sensor Networks in HIP-Based Internet of Things

open access: yesSensors, 2021
The high level of security requirements and low capabilities of constrained devices that are connected to the Internet of Things (IoT) constitute a new challenge in terms of proposing an authentication solution that deals with the problem of energy ...
Balkis Bettoumi, Ridha Bouallegue
doaj   +1 more source

Fog Computing, Cloud Computing and IoT Environment: Advanced Broker Management System

open access: yesJournal of Sensor and Actuator Networks, 2022
Cloud computing is a massive amount of dynamic ad distributed resources that are delivered on request to clients over the Internet. Typical centralized cloud computing models may have difficulty dealing with challenges caused by IoT applications, such as
Mohammed Al Masarweh   +2 more
doaj   +1 more source

Scalable Lightweight Protocol for Interoperable Public Blockchain-Based Supply Chain Ownership Management

open access: yesSensors, 2023
Scalability prevents public blockchains from being widely adopted for Internet of Things (IoT) applications such as supply chain management. Several existing solutions focus on increasing the transaction count, but none of them address scalability ...
Jing Huey Khor   +2 more
doaj   +1 more source

Congestion Control in CoAP Observe Group Communication

open access: yesSensors, 2019
The Constrained Application Protocol (CoAP) is a simple and lightweight machine-to-machine (M2M) protocol for constrained devices for use in lossy networks which offers a small memory capacity and limited processing.
Chanwit Suwannapong, Chatchai Khunboa
doaj   +1 more source

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