To improve your knowledge of certain aspects of the Internet, you will find descriptions of some Internet related terms and an overview of the fundamental components used in connection with the internet.
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Brief explanation of most used Internet related terms 
The meaning and use of most frequently utilized terms related to the Internet are described here in an easy to understand form.
◄ World Wide Web (WWW)
◄ Hypertext Transfer Protocol HTTP)
◄ Uniform Resource Locator (URL)
◄ Cookies
◄ Link (Hyperlink)
◄ Domain Name Service (DNS)
◄ User tracking
◄ Potentially Unwanted Program or Application (PUP/PUA)
◄ Doxing (publishing personally identifying information)
◄ In-App Purchases
◄ Social engineering (is a method of manipulating people so, they give up confidential information)
◄ Child grooming (Cyber grooming)
◄ Phishing (specific ways of getting sensitive information)
◄ Qrshing (a form of scam, that uses QR-codes)
◄ Scamming (a fraudulent act or operation)
◄ Drive-by download (is an unsolicited download that occurs when visiting a website)
◄ Ransomware (malware that requires the victim to pay a ransom)
◄ Geo-blocking or geoblocking
◄ Virtual Private Network (VPN)
◄ Fake news, fake shops, and fake profiles
◄ Deep fake (is using a technology where a person in an existing image or video is replaced by someone else)
◄ Bots, chat bots, or social bots
◄ The darknet
Start reading here: Explanation of Internet related terms
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Introduction of fundamentally Internet components 
This course introduces frequently mentioned elements utilized in connection with the Internet. Their functionality and use is discussed. Briefly the development of the Internet is presented.
For easier understanding of this training, a recommended prerequisite is: Get familiar with the basic Internet related terms
The following topics are explained here:
✮ How the Internet has started and the principal structure today
Brief excursions on how the internet has started and the development until today.
✮ What is an IP address, why it is needed and what does it tell others
Description of what an IP address is and what it is used for. Demonstrating what else can be found out from it.
✮ Converting names of websites into IP addresses (DNS)
Introducing the process for determining the associated IP address of a given website name. Who provides this service and what kind of more secure alternatives exist.
✮ What is the purpose of the device for accessing the Internet at our home?
Informing about the functions of the router, that establishes the connection to the Internet at our home.
✮ Some notes what to consider when opening a website
Pointing out what HTTP or HTTPS means when opening a website and their use.
✮ How to see if the data transfer on a website is secured
How to check if the opened website is using a secure data transfer. This is crucial when entering sensitive information.
Start reading here: Fundamental Internet components 
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