First, it is recommended to update and upgrade all your software packages to the latest version. You can update all of them by running the following command:
apt update -y apt upgrade -y
Once all the packages are updated, install other required packages with the following command:
apt install g++ flex bison curl apache2-dev doxygen libyajl-dev ssdeep liblua5.2-dev libgeoip-dev libtool dh-autoreconf libcurl4-gnutls-dev libxml2 libpcre++-dev libxml2-dev git liblmdb-dev libpkgconf3 lmdb-doc pkgconf zlib1g-dev libssl-dev -y
Once you are done, you can proceed to the next step.
Install ModSecurity on Ubuntu 22.04
By default, the ModSecurity package is not included in the Ubuntu default repository. So you will need to compile it from the source.
First, download the latest version of ModSecurity with the following command:
Once the download is completed, extract the downloaded file with the following command:
tar -xvzf modsecurity-v3.0.8.tar.gz
Next, navigate to the extracted directory and configure it with the following command: