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Network Security Basics

1️⃣ What is Network Security?

Network Security is the practice of protecting the integrity, confidentiality, and availability of data and resources in a network. It includes tools, policies, and procedures to prevent unauthorized access, misuse, modification, or disruption.


🛡️ 3️⃣ Common Network Security Threats

  1. Malware (Viruses, Worms, Trojans): Malicious software designed to harm systems.
  2. Phishing: Fraudulent attempts to steal sensitive data through fake emails or websites.
  3. Denial of Service (DoS/DDoS): Overwhelms a system, making it unavailable to users.
  4. Man-in-the-Middle (MitM) Attacks: Intercepting communication between two parties.
  5. SQL Injection: Inserting malicious SQL queries into input fields to manipulate databases.
  6. Zero-Day Exploits: Attacks that exploit vulnerabilities before they’re patched.

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