DDoS

DDoS Protection Service

To check if your server is getting DDoS, you can use netstat command.

Or

Once you find offending IP address, you can block it in firewall or using routing table.

To Verify if an IP is blocked

Block Attack with CSF firewall

Set CT_LIMIT to 30, set it back to 100 after attack stop.

Set SYNFLOOD to 1, set it back to 0 after DDoS attack stop.

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