Telnet Explained Simply | What Telnet Is, How It Works & Why It’s Insecure
Telnet is one of the oldest network protocols—and even today, it’s still important to understand 🔐
In this video, you’ll learn what Telnet is, how it works, and why it’s considered insecure compared to SSH.
Whether you’re a networking student, IT beginner, or preparing for Cisco, CCNA, or networking interviews, this tutorial breaks Telnet down in a simple, practical way.
👇 In this video, we cover:
What Telnet is and why it was created
How Telnet works step by step
Telnet default port and commands
Why Telnet is insecure
Telnet vs SSH (clear comparison)
When Telnet is still used today
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