Internet

Description and explanation of different terminologies used in web and Internet.

Use of Bitcoins in Online Trading : Part III

This is the third and final part of the series Bitcoins in Online Trading. The second part of the article can be read here. Through the Internet and its commercial use, the demands on cryptography have increased. Due to these requirements, a separate area has developed whose main task is new information systems that protect against unauthorized access. The aim of these crypto methods is to … [Read more...]

Use of Bitcoins in Online Trading : Part II

This is the second part of the series of articles on Bitcoins in Online Trading. The first part can be read from here. To better understand use of Bitcoin in online commerce, we first have to understand the online trade as a business concept. The term e-commerce consists of the two terms electronic and commerce. Thus, an online trade is understood as a business concept by generating the sales … [Read more...]

Use of Bitcoins in Online Trading : Part I

Money plays a central role as a recognized means of exchange and payment. Printed money is losing importance and money in digital form is becoming increasingly important. It is quite possible that the electronic money stored in the form of smart cards or in computer programs that can replace traditional coins and bills from the system. But not only the money in paper or coin form gets through the … [Read more...]

Influence of the Internet of Things (IoT) on Retail : Part IV

This is the forth part on the series on Internet of Things (IoT). The use of IoT technologies in retail enables a multitude of new opportunities and offers great benefits. At the same time, however, it also brings dangers with it. The main benefits are the economic advantages for the dealer and the added value for the customer. However, the security of the Internet of Things, as well as the … [Read more...]

Influence of the Internet of Things (IoT) on Retail : Part III

This is the third article of this series. In the second part of the article on Influence of the Internet of Things on Retail, we have discussed some of use-cases. In this part, we will discuss the rest of the use-cases i.e. Logistics and Online trading. In addition to the actual sale, the processes in the supply chain offer a high potential for optimization. In particular, in the areas of … [Read more...]

What is a Virtual Private Network (VPN)?

This is a recap from our previously published articles to briefly describe Virtual Private Network (VPN) in easy langugage. Nowadays, VPN services for Windows are extremely popular. Many inexperienced users understand VPN as a magic key for accessing blocked web resources: they clicked the button, and the site opened. Yes, unblocking websites is one of the VPN functions, but not the most important … [Read more...]

HTTP vs MQTT for IoT Devices

Regular readers definitely noticed that in our IBM Watson IoT example codes for ESP32 Arduino, we have used both MQTT and HTTP. Also we talked about HTTP POST method. HTTP POST is easy, is not it? It is really easy to write code for Arduino to construct HTTP POST request. Because all of us more or less used with HTTP based API and cURL. It will appear that as MQTT is complex and HTTP is better to … [Read more...]

HTTP/3 : The Next Protocol After HTTP/2 and HTTP

The word HTTP/3 will astonish many as HTTP/2 yet not widely adapted (34% world adoption rate). HTTP/3 or HTTP-over-QUIC is the next protocol after HTTP/2 and HTTP 1. HTTP/3 will be a combination of SSL and TCP. HTTP/3 will use QUIC for transport. HTTP/3 will be the third major version of the Hypertext Transfer Protocol and based on previous RFC draft "Hypertext Transfer Protocol (HTTP) over QUIC". … [Read more...]

Visual Paradigm : A Tool to Create Illustration of Different Things

Visual Paradigm is a Nice Tool to Create Illustration of Different Things With Free Tier of Usage. You can create infographics, circuit diagram, flow charts, data visualization. Officially, it is an UML (Unified Modeling Language) CASE (Computer-aided software engineering) tool supporting UML 2, SysML and Business Process Modeling Notation (BPMN). There are several other such software, some of … [Read more...]

What is Zigbee? What Are the Differences Between LoRa and Zigbee

What is Zigbee? ZigBee is a personal-area network standard. ZigBee specification considered as an alternative to Wi-Fi and Bluetooth for some applications. Unlike LoRa and Wi-Fi, multiple central controllers can be used for Zigbee. Zigbee is the name of the specification of a set of high-level wireless communication protocols for use with low-power digital broadcasting, based on the IEEE 802.15.4 … [Read more...]