QuestionQ72

Network Security Controls

A pfSense firewall is configured to block the web application www.abchacker.com. Analyze the rules configured by the administrator and identify the protocol used to apply the rule.

Hint: The firewall login credentials are provided below:

Username: admin -

Password: admin@l23

  • A POP3
  • B TCP/UDP
  • C FTP
  • D ARP
Explanation

pfSense firewall rules use a Protocol field to match IP protocols. The TCP/UDP option matches both TCP and UDP packets in a single rule and is the applicable choice for a rule intended to cover web-application traffic; POP3 and FTP are unrelated service protocols, while ARP is not the IP transport protocol used for web access.

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