Скачать или смотреть How Ports & Network Services Work | HTTP 80, HTTPS 443, FTP 21, SMTP 25, POP3 110, IMAP 143, SSH 22

🌐 Computer Networking & Cyber Security Basics – Hindi Tutorial

In this video, we explain how ports and network services work together to ensure that data reaches the correct application on a device.

Every network service uses a well-defined port number, which helps the operating system identify which service should receive the data.

📌 Topics Covered

✔ What are Ports and Services?
✔ Why Port Numbers are Important
✔ How Ports and Services Work Together
✔ Common Network Service Ports Explained:

HTTP – Port 80

HTTPS – Port 443

FTP – Ports 20 & 21

SMTP – Port 25

POP3 – Port 110

IMAP – Port 143

SSH – Port 22
✔ Role of Ports in Network Security

This video is very useful for students, beginners, networking learners, cyber security aspirants, and IT professionals.

🎯 You Will Learn

How data reaches the correct service using ports

Difference between secure and non-secure services

Why HTTPS is safer than HTTP

How email and file transfer services work

Why attackers scan open ports

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⚠️ Disclaimer
This content is for educational and awareness purposes only.
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