🧩 1. Network Security Fundamentals

 

🧩 1. Network Security Fundamentals

This is the base of security knowledge.

Topics:

• Security concepts (CIA triad: Confidentiality, Integrity, Availability)
• Types of attacks:
  • DoS / DDoS
  • Man-in-the-Middle
  • Malware (virus, worm, trojan)
• Security policies and risk management
• Network vulnerabilities

👉 Goal: Understand what threats exist and why security is needed