What is Nmap? | TCP and UDP Protocols Explained | What is OSI Model? | MindMajix – YouTube

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In this tutorial, you’ll learn What is Nmap, how it works, and why it’s one of the most powerful and widely-used network scanning tools in ethical hacking, penetration testing, and cybersecurity auditing. Along with Nmap, we’ll also dive deep into essential networking concepts such as TCP and UDP protocols, how the 3-way handshake establishes a secure connection, how ping is used to test connectivity, and a full breakdown of the OSI Model’s 7 layers.

Whether you’re a beginner or just brushing up your knowledge, this Cyber Security tutorial covers all the fundamentals you need to know.

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👉 Following are the topics we covered in this Cyber Security Fundamentals video:
0:00:06 Introduction
0:00:27 What is Nmap
0:01:00 What is TCP and UDP protocols
0:05:59 What is OSI Models
0:09:22 7 Layers of OSI Models
0:10:12 What is Ping

✅ About MindMajix’s Cybersecurity Training:
MindMajix’s Cyber Security training program is delivered in a blended format with live instructor-led online learning and self-paced videos. Through 24 hours of instructor-led sessions and 20 lab & exercises, you will cover the practical skills that ensure learners gain hands-on experience in implementing cyber security solutions. You will explore tools, techniques, and technologies used in modern cybersecurity and receive the MindMajix Cyber Security Certified Professional Certification upon completion of the program.

🔑 Key Features
👉 Learn from Industry Experts.
👉 Gain Job-ready Skills.
👉 24/7 Support.
👉 Dedicated Learning Mentors.
👉 Guaranteed Job Interviews.
👉 Real-life Projects.
👉 Get Certified.

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