Free CompTIA Security+ SY0-701 Practice Question

Which of the following actions best contributes to securing a server by adhering to the principle of disabling ports/protocols?

  • Changing port numbers for common services to non-standard values.

  • Implementing complex passwords for all user accounts.

  • Keeping all ports open to ensure full functionality.

  • Closing ports that are not in use by network services.

This question's topic:
CompTIA Security+ SY0-701 / 
Threats, Vulnerabilities, and Mitigations
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