Network Security Guide 🔐🌐

Protect Systems & Data

1. What is Network Security?

Network security protects networks, systems, and data from unauthorized access and attacks.

2. Common Threats

DDoS → Flood server
Man-in-the-Middle → Intercept data
Phishing → Fake websites
Malware → Harmful software

3. Security Measures

Firewall → Block unwanted traffic
Encryption → Secure data
VPN → Private connection
Authentication → Verify users

4. Secure Protocols

HTTPS → Secure web
SSH → Secure login
SSL/TLS → Encryption

5. Tools

Wireshark → Packet analysis
Nmap → Network scanning
Snort → Intrusion detection

6. Best Practices

- Use strong passwords
- Enable HTTPS
- Keep systems updated
- Monitor traffic

7. Real Use Cases