Results 51 to 60 of about 458,158 (199)

Priority-enabled MQTT: a robust approach to emergency event messaging

open access: yesJournal of Engineering and Applied Science
This paper presents priority support in the Internet of Things to support the reliable and timely transmission of messages during emergencies. The Message Queuing Telemetry Transport protocol is a widely used IoT messaging protocol.
P S Akshatha   +2 more
doaj   +1 more source

A Lightweight, End-to-End Encrypted Data Pipeline for IIoT: An AES-GCM Implementation for ESP32, MQTT, and Raspberry Pi

open access: yesInformation
Industrial Internet of Things (IIoT) deployments increasingly rely on low-cost microcontrollers and single-board computers to stream operational telemetry for monitoring, control, and predictive maintenance, yet the canonical “TLS-to-broker” model does ...
Gulshat Amirkhanova   +5 more
doaj   +1 more source

Exploration of Human Activities Using Message Streaming Brokers and Automated Logical Reasoning for Ambient-Assisted Services

open access: yesIEEE Access, 2018
Intelligent environments combine physical spaces with pervasive computing technologies to provide context-aware, people-centred, and ambient-assisted strengthening of the activities of inhabitants in their daily lives.
Radoslaw Klimek
doaj   +1 more source

Brokel: Towards enabling multi-level cloud elasticity on publish/subscribe brokers

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Internet of Things networks together with the data that flow between networked smart devices are growing at unprecedented rates. Often brokers, or intermediaries nodes, combined with the publish/subscribe communication model represent one of the most ...
Vinicius Facco Rodrigues   +5 more
doaj   +1 more source

The Impacts of Contract Type on Broker Performance: Submarket Effects [PDF]

open access: yes
Rutherford et al. (2001) develop and empirically test a model that analyzes the effect the type of listing contract, either exclusive agency (EA) or exclusive right to sell (ERTS), has on the performance of the agent/broker.
R.C. Rutherford, A. Yavas, T.M. Springer
core  

Distributed Service Broker Policy Algorithm for Logistics over Cloud [PDF]

open access: yes, 2016
Logistics information system focuses on flow of information with storage and services of goods supply from the origin point to consumption point of organization. Logistics information system makes this flow more efficient with the help of cloud.
Shivani dubey, Sunayana Jain
core  

Seller versus Broker: Timing of Promotion [PDF]

open access: yes
Sellers and brokers may differ in preferred timing of costly promotion. Sellers with holding costs are anxious to sell. Sellers with showing costs want a slower approach.
Carl R. Gwin   +2 more
core  

Self-Controllable Secure Location Sharing for Trajectory-Based Message Delivery on Cloud-Assisted VANETs

open access: yesSensors, 2018
In vehicular ad hoc networks, trajectory-based message delivery is a message forwarding strategy that utilizes the vehicle’s preferred driving routes information to deliver messages to the moving vehicles with the help of roadside units.
Youngho Park   +3 more
doaj   +1 more source

Message Brokers

open access: yes, 2022
U ovom završnom radu nastoji se opisati i prezentirati rad posrednika poruka. Navedena je definicija posrednika poruka, razlog njihovog uvođenja i objašnjene su glavne karakteristike posrednika.
Šubarić, Jan
core  

Implementation and analysis of EMQX broker for MQTT protocol in the Internet of Things

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
A low-cost monitoring and data transfer system is needed that uses various protocols in the Internet of Things (IoT) technologies. Among the various available protocols for the transmission of messages such as hypertext transfer protocol (HTTP ...
Monika Kashyap   +2 more
doaj   +1 more source

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