Course Content


Course Content


There are three types of ports:

  • Watertight ports: These ports have a tight seal and they prevent the ingress of water into the hull.
  • Scupper ports: These ports have an open top and they allow water to flow out from them.
  • Sluice gates: These are small openings that can be closed when required.

A firewall is a software or hardware device that controls and regulates the incoming and outgoing network traffic. A port, on the other hand, is a computer networking term for a communication endpoint that can be used to send data to another computer.

The following are some of the most common uses of ports:

  • Intercepting network traffic
  • Listening for and sending traffic
  • Filtering packets on the fly
  • Finding vulnerabilities

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