🔒 Understanding Network Security

Network security involves protecting computer networks from unauthorized access, misuse, malfunction, modification, or natural disasters. Key components include:

  • Firewalls 🛡️
  • Encryption 🔒
  • Intrusion Detection Systems (IDS) 👁️
  • Access Control 🚪
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🧠 Common Threats & Vulnerabilities

  • Malware 🦠 (e.g., viruses, ransomware)
  • Phishing Attacks 📩
  • DDoS Attacks ⚡
  • Man-in-the-Middle (MITM) 🕵️‍♂️
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🛡️ Best Practices for Protection

  1. Regular Updates 🔄
  2. Strong Password Policies 🔐
  3. Multi-Factor Authentication (MFA) 🧾
  4. Network Segmentation 🧩
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🛠️ Tools & Technologies

  • Wireshark 📊 for packet analysis
  • Nmap 🧭 for network scanning
  • OpenVPN 🚀 for secure tunneling
  • Snort 🛡️ for real-time traffic monitoring
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📚 Further Reading

For deeper insights, check our Network Security Fundamentals guide.

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