Mitigation techniques · Question 11 of 12

A firewall has these rules in this order: 1. Allow TCP from all sources to all destinations on port 443. 2. Deny everything from the guest network to the server network. 3. Deny everything. What is the problem?

1 answer is correct. Hard

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Answer

  • C Rule 1 allows HTTPS from the guest network to servers before rule 2 applies

Explanation

With "first match", the first matching rule is applied. An overly broad allow at the top punches a hole in the more specific block below. Specific blocks belong before general allows.

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