.NET IoT

A Simple Explanation of Using CoAP Protocol in Advanced Metering Infrastructure

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A Simple Explanation of Using CoAP Protocol in Advanced Metering Infrastructure

CoAP protocol This article is sourced from: https://academy.nordicsemi.com/courses/cellular-iot-fundamentals/lessons/lesson-5-cellular-fundamentals/topic/lesson-5-coap-protocol/ CoAP /käˈæp/ stands for “Constrained Application Protocol,” an application layer protocol based on UDP transmission developed for the Internet of Things (IoT) and IoT devices, defined by the Internet Engineering Task Force (IETF) in RFC 7252.The reason IoT and IoT devices are referred to as constrained networks … Read more

CoAP: The Next Protocol Vulnerable to DDoS Attacks

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CoAP: The Next Protocol Vulnerable to DDoS Attacks

Click the blue text to follow us with one click “ Dream Thinker NetworkSecurity Guardian ” Security researchers indicate that RFC 7252, also known as the Constrained Application Protocol (CoAP), is about to become one of the most abused protocols in DDoS attacks. What is CoAP? CoAP was officially approved in 2014 and has only … Read more

CoAP Protocol Explained in IoT Technology System

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CoAP Protocol Explained in IoT Technology System

Introduction The Internet of Things (IoT) refers to the “internet of everything connected,” which is an extension and expansion of the internet, forming a huge network by combining various information sensing devices with the network, enabling connectivity among people, machines, and objects anytime and anywhere. However, many IoT terminals are resource-constrained, with limited storage space … Read more

MQTT and CoAP Date in EMQ X World

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MQTT and CoAP Date in EMQ X World

With the advancement of 5G network technology, the Internet of Things (IoT) is rapidly developing. Today, countless IoT devices are shining in every corner of the world. However, unlike traditional internet, end-to-end communication has always been a challenge for IoT businesses. The different IoT communication protocols used create a huge gap in communication between these … Read more

Understanding the CoAP Protocol in Five Minutes

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Understanding the CoAP Protocol in Five Minutes

Labs Guide CoAP, short for Constrained Application Protocol, is a communication protocol based on UDP designed to meet the M2M (Machine-to-Machine) needs in constrained environments. Currently, in the field of IoT protocols, the Matter Protocol 1.0 launched by Google, Amazon, and Apple in collaboration with the CSA Alliance, as well as the OLA Alliance Interoperability … Read more

Understanding IoT Application Protocols – CoAP Explained (Part 1)

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Understanding IoT Application Protocols - CoAP Explained (Part 1)

Source: Guangdong IoT Open Laboratory Author: Laboratory Administrator The American Computer Industry Association predicts that by 2020, the number of connected devices worldwide will reach 50.1 billion. With the development of IoT, there has been real-time and effective connectivity between devices through the internet. To ensure smooth communication between devices, a specific

IoT Communication Protocols: From MQTT to CoAP

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IoT Communication Protocols: From MQTT to CoAP

IoT Communication Protocols: From MQTT to CoAP The Internet of Things (IoT) is a network composed of numerous devices that connect to each other via the internet, enabling seamless and automated communication. In the IoT ecosystem, various communication protocols play a crucial role in achieving efficient, reliable, and secure data exchange. Today, I will take … Read more

Why IoT Developers Are Confused About MQTT and CoAP?

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Why IoT Developers Are Confused About MQTT and CoAP?

Recently at Exadel, we encountered an interesting challenge for IoT developers. As IoT applications gain so much momentum, there are more and more options on how to develop them. For device communication, two specialized competing protocols stand out: Message Queue Telemetry Transport (MQTT) and Constrained Application Protocol (CoAP). Both are designed to be lightweight and … Read more

Real-Time Chart Display on Weilin Touch Screen Using MQTT

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Real-Time Chart Display on Weilin Touch Screen Using MQTT

MQTT and Remote Chart Updates Method Description Utilize the JS component of the Weilin touch screen with MQTT functionality to achieve remote updates of screen charts. JS Component The JS component refers to the JavaScript (JS) components used in the Weilin touch screen system. These components are designed to facilitate the display of dynamic content … Read more

Why Convert Modbus to MQTT?

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Why Convert Modbus to MQTT?

What is Modbus Modbus is a serial communication protocol originally developed by Modicon (now Schneider Electric) in 1979 for communication between programmable logic controllers (PLCs). The Modbus protocol is designed to be simple, easy to deploy and maintain, and due to its openness and lack of copyright requirements, it is widely used in the industrial … Read more