Cyber Security How To's Pentesting Tools

Installing (D)DoS Deflate To Mitigate DDoS Attack

(D)DoS Deflate is a lightweight bash shell script designed to assist in the process of blocking a denial of service attack. It utilizes the command below to create a list of IP addresses connected to the server, along with their total number of connections.
netstat -ntu | awk '{print $5}' | cut -d: -f1 | sort | uniq -c | sort -n
DoS Defkate Features:

  • It is possible to whitelist IP addresses, via /usr/local/ddos/ignore.ip.list.
  • Simple configuration file: /usr/local/ddos/ddos.conf
  • IP addresses are automatically unblocked after a preconfigured time limit (default: 600 seconds)
  • The script can run at a chosen frequency via the configuration file (default: 1 minute)
  • You can receive email alerts when IP addresses are blocked.

How To Install (D)DoS Deflate:

chmod 0700

How To UnInstall (D)DoS Deflate:

chmod 0700 uninstall.ddos

How To Edit Configuration File:

vi /usr/local/ddos/ddos.conf

How To Check The Number Of Connected Ips:

sh /usr/local/ddos/

How To Restart DDos Deflate:

sh /usr/local/ddos/ -c

Source to my ROService Site

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