Apparently, this update will allow Nintendo to easily detect pirate accesses on your 3ds, which can lead to your device getting banned.
Source :
Source :
Looks like 11.8.0 backports the Switch's aauth ideas to 3ds -- network comms now send an encrypted(?) copy of app ticket to the server.
— Michael (@SciresM) July 31, 2018
They may not act on it immediately, but like on Switch this lets N perfectly detect pirate accesses vs normal ones, and ban however they like.
Last edited by Quantumcat,