If you have downloaded the firmware file for your device from the supplier's website or if you have dumped the EEPROM from your device and you want  to extract the root file system and other information, this is the video for you!

In this episode I will talk about the available options to understand where the root file system is located in the firmware image, and the tools to use to extract it with the purpose to analyse it.

In this episode we will use 3 different types of firmware file:

- An encrypted firmware update file for a digital camera, downloaded from the supplier's website. I will not succeed to extract the root file system, but we will learn something useful anyway.

- Another file is a firmware upgrade for  home router, downloaded from the supplier's website; we will successfully extract the file system, with some minor issues.

- The last file is an EEPROM dump that we dumped from  the sample Gemtek router in the previous episode.

- We will do everything on our Linux box using some simple tools:…