diff --git a/docs/banning.md b/docs/banning.md index eaebfd7fe7f26728b55dcc73598fdd6d981f8fd4..1a2c47ea20ef1399900436099806e76c738ad4ff 100644 --- a/docs/banning.md +++ b/docs/banning.md @@ -1,11 +1,19 @@ # Banning IP Addresses for abuse +For banning with an expiry `fail2ban` can be used, the expiry time depends on the configured fail2ban jail: + +``` +fail2ban-client set sshd banip 1.1.1.1 +``` + +To permanently ban an IP address `firewall-cmd` can be used as shown below: + ``` -firewall-cmd --add-rich-rule="rule family='ipv4' source address='1.1.1.1' reject" +firewall-cmd --add-rich-rule="rule family='ipv4' source address='1.1.1.1' reject" --zone=public ``` ``` -firewall-cmd --add-rich-rule="rule family='ipv6' source address='1:2:3:4:6::' reject" +firewall-cmd --add-rich-rule="rule family='ipv6' source address='1:2:3:4:6::' reject" --zone=public ``` Note that on Gitlab, you must block the ip address for the docker zone: @@ -23,5 +31,5 @@ firewall-cmd --list-all To remove a banned IP Address: ``` -firewall-cmd --remove-rich-rule='rule family="ipv6" source address="1:2:3:4:6::" reject' +firewall-cmd --remove-rich-rule='rule family="ipv6" source address="1:2:3:4:6::" reject' --zone=public ```