ConfigServer Community Forum

WARNING: I think these solutions are specific to RedHat/CentOS 7. In the end these are all what I end up with: These needs to be put in /etc/csf/csfpre.sh (create if not exist): #!/bin/bash ## Mitigating TCP flood attacks ## https://www.redhat.com/en/blog/mitigate-tcp-syn-flood-attacks-red-hat-ente...

Hello, note that CSF uses the default DROP policy on INPUT and OUTPUT chains. For proper synrpoxy to work with CSF use the following lines: <omitted> Firewall Restart Done !! IT WORKS !! Best Regards Unfortunately, those didn't work on my end. Among other things, they appeared to have invalid synta...