The Internet and Computer Networks Explained Simply | Cybersecurity Fundamentals – Lesson 1
Do you need to learn about the Internet and Computer Networks in a simple and practical way?
Are you preparing for a university exam, a competitive exam, or do you want to work in the IT and Cybersecurity world?
This is a complete and free Internet and Networks – 2025 course, designed for beginners but also useful for those who want to clarify the fundamentals of communication networks.
In this course, you will learn:
What the Internet is and how it actually works
How computer networks are structured
The difference between LANs, MANs, and WANs
Wired, wireless, and mobile networks
Key concepts essential for cybersecurity and networking
After this course, you can continue with the Cybersecurity course (20 lessons):
• 🔒💻 Corso Cybersecurity Completo 🔒💻 | Impar...
My goal is to make complex topics, often treated in a theoretical or boring way, understandable using simple and concrete language.
Some advanced terminology is deliberately simplified to help those without technical knowledge.
📚 For further study, you can find a recommended study path on the website:
www.digitaleconrob.it/libri_cybersecurity
The content is 100% free, but months of work go into each video.
If you want to help the project grow:
www.digitaleconrob.it/sostienimi
The chapters of the first lesson of Internet and Networks are structured as follows:
00:00 Intro
00:07 Foreword
01:59 Beginning
03:22 The Advent of the Internet
07:37 What is the Internet
09:23 Networks and Their Roles
09:25 Wired Networks
11:05 Wireless Networks
12:26 How Networks Are Structured
12:29 LAN
13:06 MAN
13:33 WAN
13:49 Examples of LAN - MAN - WAN networks
14:53 The Set of Wired Networks
15:03 Wireless Networks
15:06 Bluetooth
15:20 Wi-Fi
15:48 Wireless LAN
15:59 WiMax
17:06 Examples of Wireless Networks
19:43 Wireless Networks
9:13 PM Mobile Radio Networks
10:00 PM 2nd Generation Mobile Radio Network
10:31 PM 3rd Generation Mobile Radio Network
11:29 PM 4th Generation Mobile Radio Network
11:57 PM 5th Generation Mobile Radio Network
10:08 PM Summary
10:51 PM How to Contact Me
10:49 PM How to Support Me
10:27 PM Upcoming Episodes
👉 Important Tip:
Watch the entire video first, listen, and understand. Notes should be taken afterwards: the reason for this will be explained as we move forward with the lessons.
Lesson 2: Means of Transportation
• Internet e Reti Informatiche spiegate semp...
Lesson 3: Wired Networks
• Corso completo internet e reti gratis 2025...
Lesson 4: Wireless Networks
• Corso completo internet e reti gratis 2025...
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📂 Useful playlists
Best browsers:
• 🖥️🌐 I Migliori Browser 🌐🖥️ | Privacy, Sicu...
For businesses:
• 💼 Cybersecurity Aziendale 🏢 | Strategie e ...
Privacy and security:
• 🛡️ PRIVACY E SICUREZZA: Proteggiamo i nost...
Contacts
Website: www.digitaleconrob.it
Email: [email protected]
Telegram: www.digitaleconrob.it/telegram
To support the project:
www.digitaleconrob.it/sostienimi