At some point I will have to upgrade from Stretch to Buster, and I am
beginning to consider which problems I might run into. So I have some
more or less stupid questions that I will post in separate threads -
this is the first.
Buster enables AppArmor by default. I know just about nothing at all
about AppArmor. Does it constitute a risk that some of my existing
programs will not work?
For instance, my postfix installation (which is by far the most
important application I run) uses a few non-standard tcp ports to
comunicate with helper services and to receive mail submissions - is
there a risk that AppArmor will block that?
Is there a simple way to disable AppArmor completely until I've had time
to figure out what to do with it long-term?
Thanks,
Jesper
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Jesper Dybdal
https://www.dybdal.dk