keyfile für apt-get aus dem Internet herunterladen

   
# Open a terminal, and type the following, replacing KEYSTRING with one of the long sets of letters and numbers returned by Synaptic/Apt:
gpg --keyserver hkp://wwwkeys.eu.pgp.net --recv-keys KEYSTRING
# This should give you another code, something like 1F41B907. Enter this command, replacing KEYSTRING2 with the new one.
gpg --armor --export KEYSTRING2 > keyName.gpg