Is there a way to inspect an image (i.e. firmware, either factory or sysupgrade) without having to install it to a router? The image may be one you have downloaded or created using an image builder. Inspecting would include: seeing which packages and config files are in the image opening and rea…

One of them best tools for inspecting any binary image in general would be binwalk. [image] Reverse engineering my router's firmware with binwalk A few days ago I decided to reverse engineer my router’s firmware image with binwalk.

OpenWrt Forum

Inspecting an image (firmware) without installing

For Developers

sumo August 22, 2021, 12:17pm 5

One of them best tools for inspecting any binary image in general would be binwalk.

3 Likes

Files in squashfs-sysupgrade vs rootfs

Image - inspect with flashing, a second post