In case you use OpenPGP on a smartphone ...

Stefan Claas sac at
Tue Aug 11 10:32:17 CEST 2020

Matthias Apitz wrote:
> El día Montag, August 10, 2020 a las 09:07:51 +0200, Stefan Claas escribió:
> > > One can use a Linux mobile phone running (as I and all my family do)
> > > or the upcoming L5 (as I pre-ordered in October 2017).
> > 
> > Yes, people gave me already (not from here of course) good advise for other OSs
> > which one can use. The question is how long will those OSs been unaffected ...
> The kernel and all apps are OpenSource i.e. people can (and do) read the
> sources. It's impossible to build in backdoors. The attack could come
> through the firmware in the chips (which are not OpenSource). For this
> the L5 (and the laptops they make also) have 3 hardware keys to
> poweroff WiFi, Cellular, Microphone/Cameras (all 3 will turn off GPS).
> The authorities can not track you. See:

Thanks for the information! While it is a nice product, according to their web site,
they say they run Gnu/Linux. Do you think that Gnu/Linux can't be hacked? Or better
said, should we all (those who use encryption software often) still use it directly
on online devices?


my 'hidden' service gopherhole:

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