This Tiny Lock Icon Changes Everything 🔒 (HTTP vs HTTPS Explained)
Have you ever wondered what the 🔒 lock icon in your browser actually means?
Every time you visit a website, your browser communicates using either HTTP or HTTPS. One is insecure. The other protects your passwords, credit card information, and personal data from attackers.
In this System Design Fundamentals lesson, you'll learn:
✅ What HTTP is
✅ What HTTPS is
✅ Why HTTP is insecure
✅ How encryption works
✅ What SSL/TLS certificates do
✅ How HTTPS protects your data
✅ What happens during the TLS handshake
✅ Why modern websites use HTTPS by default
✅ Common System Design and Interview questions about HTTPS
By the end of this video, you'll understand exactly what happens between your browser and a website when you see that secure lock icon.
This lesson is essential for:
System Design Interviews
Software Engineering Interviews
Backend Development
Cloud Engineering
Web Development
Cyber Security Fundamentals
📚 Topics Covered:
HTTP
HTTPS
SSL
TLS
Encryption
Certificates
Browser Security
Secure Communication
Network Security
System Design Fundamentals
#HTTP #HTTPS #SystemDesign #CyberSecurity #SoftwareArchitecture #SystemDesignInterview #Networking #BackendEngineering #Programming #SoftwareEngineer
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