Section outline

    • Micro-topic 12.1: Understanding Ports and Services

      Micro-topic Goal: Explain what network ports are, how they relate to services running on a system, and use the “doors and windows of a house” analogy to illustrate open vs closed ports.

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    • Micro-topic 12.2: Port Scanning Basics and Types of Scans

      Micro-topic Goal: Understand how port scanning works to detect open ports, and learn about different scan techniques (full connect vs stealth SYN, etc.) and their purpose.

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    • Micro-topic 12.3: Using Nmap and Zenmap for Port Scanning

      Micro-topic Goal: Introduce Nmap as a powerful port scanning tool (and more), demonstrate basic usage, and mention Zenmap as a GUI alternative for ease of use.

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    • Micro-topic 12.4: Interpreting Port Scan Results and Next Steps

      Micro-topic Goal: Interpret port scan results and plan what to do with found information, setting the stage for enumeration in the next lesson.

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