Originally Posted by
p.j.m
Inmarsat only relay the signal, it's be highly unlikely they have equipment to decode anything coming off their transponders, let alone aircraft communications.
ACARS location information is transmitted in clear text, i.e. its not encrypted & can be received at home by anyone with a receiver & decoder (software based)
https://www.google.com.au/search?q=a...sm=93&ie=UTF-8