I just didnt know if the 'firmware' upgrade only upgraded certain things or did a total rewrite of all data.
Obviously some data is left in tact though, otherwise you would have to reenter all your settings, which doesnt happen after a update.
Couldnt a attacker who had root leave legacy...
Question- Lets say you patched this 'too late' - Would doing a hard reset of the router by holding the reset button of the router actually remove any backdoors/exploits? Or is it the case if someone gets root that backdoor will be persistent forever and your only hope is to get a new router? My...