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The more ports you have open on a system the larger the attack surface is. This means the more chances a malicious attacker has to get into your system and do something bad.

It is similar to having holes in a boat - the fewer, the better.

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13y ago
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13y ago

Because it is possible for an unauthorized user to gain access to those unused ports.

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Q: Why is it important to limit the number of open ports a system?
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