![](https://linuxfun.org/wp-content/uploads/2020/11/jason-dent-JFk0dVyvdvw-unsplash-1536x854-1-320x180.jpg)
How to install WAF mod-security on Raspberry Pi 4 ?
Does your Raspberry Pi have "Web Application Firewall"(WAF) ?
This post shows how to install "mod-security" which is one of the most famous WAF.
Your server will be safer than now by using WAF as well as antivirus!