TryHackMe : TcpDump Basics | Hindi Walkthrough | Complete Guide

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In this video, we cover Tcpdump Basics from scratch in a clear and beginner-friendly way.
Tcpdump is a powerful command-line packet capture tool widely used in networking, cybersecurity, and ethical hacking.

This tutorial is perfect for:

Networking students

Cybersecurity beginners

TryHackMe learners

Ethical hacking aspirants

📚 What You Will Learn in This Video

✔ What tcpdump is and how it works
✔ How to capture live network packets
✔ Saving and reading packet capture (.pcap) files
✔ Using filters (host, port, protocol)
✔ Advanced filtering with TCP flags
✔ Viewing packets in ASCII, Hex, and MAC-level format
✔ Practical packet analysis fundamentals

⏱️ Timestamps

Task 1: Introduction to Tcpdump – 0:00
Understanding packet capture, protocol conversations, and libpcap basics

Task 2: Basic Packet Capture – 3:35
Network interfaces, saving captures, reading files, numeric output, verbose mode

Task 3: Filtering Expressions – 10:07
Host, port, protocol filtering and logical operators (and, or, not)

Task 4: Advanced Filtering – 22:37
Packet length filtering, TCP flags, binary operations, SYN / ACK / RST analysis

Task 5: Displaying Packets – 35:00 Quick view, MAC addresses, ASCII output, Hex view, Hex + ASCII display

Task 6: Conclusion – 37:14

🛠️ Tools & Concepts Used

Tcpdump

libpcap

Packet capture & analysis

TCP/IP protocols

Network traffic inspection

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Happy Learning & Ethical Hacking 🚀🔥