this post was submitted on 11 Oct 2024
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I want to set up ufw on my server, but something wrong here. Even when I trying to block 22 port ssh still working and nothing changing. I have ufw enabled, but nothing works.

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[–] [email protected] 5 points 1 month ago (19 children)

Pretty much nobody can help you with the information you provided there.

Minimum required is going to be a 'ufw status' output. The whole output, not an edited partial output.

[–] [email protected] 1 points 1 month ago (18 children)
[–] [email protected] 7 points 1 month ago (17 children)

So you want to block port 22? Yet the rule you added allows access, or am I misunderstanding?

You probably need to be DENY instead of ALLOW if that's what you're wanting to accomplish.

[–] [email protected] 4 points 1 month ago (1 children)

This! You have it set to “Allow”, so it’s allowing it. You need to set it to Deny.

[–] [email protected] -2 points 1 month ago (1 children)
[–] [email protected] 5 points 1 month ago (1 children)

Is this a troll post or are you really struggling?

[–] [email protected] 1 points 1 month ago (1 children)
[–] [email protected] 3 points 1 month ago
sudo ufw delete allow 22

Is this a public facing server? If it isn't the online port port scanners will not work as they are scanning your public IP. Also they are unreliable in general. Best tool for the job is nmap. It has a ton of config options so you will need to do some reading. (Definitely worth the learn)

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