Results 11 to 20 of about 1,339 (176)

Enhancements and Challenges in CoAP—A Survey [PDF]

open access: yesSensors, 2020
The Internet of Engineering Task (IETF) developed a lighter application protocol (Constrained Application Protocol (CoAP)) for the constrained IoT devices operating in lossy environments.
Murad Khan   +2 more
exaly   +5 more sources

Analytical model of IoT CoAP traffic

open access: yesDigital Communications and Networks, 2019
The Constrained Application Protocol (CoAP) is a mechanism that enables the efficient transmission of information in the context of Wireless Sensor Networks (WSNs) characteristic of the Internet of Things (IoT). CoAP is specifically intended to work well
Rolando Herrero
exaly   +4 more sources

Temporal and geographical patterns of nitazene detections in drug samples and biospecimens in the United States, 2019-2024. [PDF]

open access: yesAddiction
Abstract Background and aims Nitazenes are a novel subclass of synthetic opioids that have been increasingly implicated in the United States (US) overdose crisis. Despite their growing presence in the illicit drug supply, national trends have not been systematically evaluated.
Zhu DT   +3 more
europepmc   +2 more sources

CoAP_UAD: CoAP under attack dataset — A comprehensive dataset for CoAP-based IoT security researchfigshare [PDF]

open access: yesData in Brief
Internet of Things (IoT) systems increasingly rely on lightweight protocols such as the Constrained Application Protocol (CoAP), which are designed for resource-constrained devices but open new avenues for protocol-level attacks.
Jose Aveleira-Mata   +5 more
doaj   +2 more sources

Development of CoAP protocol for communication in mobile robotic systems using IoT technique [PDF]

open access: yesScientific Reports
This paper proposes a novel design methodology of Constrained Application Protocol (CoAP) protocol for an IoT-enabled mobile robot system to operate remotely and access wirelessly.
Chandra Sarkar   +2 more
doaj   +2 more sources

A CoAP-Based Network Access Authentication Service for Low-Power Wide Area Networks: LO-CoAP-EAP

open access: yesSensors, 2017
The Internet-of-Things (IoT) landscape is expanding with new radio technologies. In addition to the Low-Rate Wireless Personal Area Network (LR-WPAN), the recent set of technologies conforming the so-called Low-Power Wide Area Networks (LP-WAN) offers ...
Dan Garcia-Carrillo
exaly   +3 more sources

An evaluation of antenatal corticosteroid use and timing in a large US birth cohort 2017–2021

open access: yesPregnancy
Introduction There is a lack of published data on the contemporary use and timing of antenatal corticosteroids in the United States. Our primary objective was to address this gap using clinical data from a large US birth cohort.
Vivienne Souter   +7 more
doaj   +2 more sources

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
exaly   +3 more sources

Experimental Evaluation of Unicast and Multicast CoAP Group Communication

open access: yesSensors, 2016
The Internet of Things (IoT) is expanding rapidly to new domains in which embedded devices play a key role and gradually outnumber traditionally-connected devices. These devices are often constrained in their resources and are thus unable to run standard
Isam Ishaq   +2 more
exaly   +3 more sources

Flexible Unicast-Based Group Communication for CoAP-Enabled Devices

open access: yesSensors, 2014
Smart embedded objects will become an important part of what is called the Internet of Things. Applications often require concurrent interactions with several of these objects and their resources.
Jen Rossey   +2 more
exaly   +3 more sources

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