firehol software package provides easy to use but powerful iptables stateful firewall, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install firehol
firehol is installed in your system.
Make ensure the firehol package were installed using the commands given below,
$ sudo dpkg-query -l | grep firehol *
You will get with firehol package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Network |
| Package | firehol |
| Version | 1.297-1 |
| Description | easy to use but powerful iptables stateful firewall |
| Sub Section | Net |