Older version made in Shell Script - kept in here for legacy.
Copy the command below and paste it into your Kali terminal
git clone https://github.com/rafaelbaldasso/Khitai.git; cd Khitai; chmod +x *; sudo ./setup.sh
For the Postfix configuration, just keep advancing with the default configs.
Run the tool as root (sudo su) or with sudo, providing a full target URL:
sudo ./khitai.sh https://your.target-site.com