Server Shield Protect your Linux serverServer Shield is a lightweight method of protecting and hardening your Linux server. It is easy to install, hard to mess up, and makes your server instantly and effortlessly resistant to many basic and advanced attacks.

All IP addresses will be automatically detected and used for the firewall configuration. Automatic security updates are enabled by default.

No maintenance required— just set it and forget it!


  • Slowloris Protection
  • Firewall Hardening
  • ICMP/Ping Flood Resistance
  • FTP/SSH Bruteforce Protection
  • Automatic Security Updates
  • Disables Bash History
  • DNS Amplification Protection

Note: Server Shield requires Iptables
yum install iptables

git clone
cd server-shield
chmod +x sshield
mv sshield /etc/init.d
/etc/init.d/sshield start

More Details on this project on github: