https://apt.intevation.de/ - Intevation GmbH, Germany All transactions are logged. Mail problems to admin@intevation.de. To verify the downloaded packages in this apt repository you should import the Intevation File Distribution Key into apt: apt-key adv --keyserver keys.gnupg.net --recv-key 13E3CE81AFEA6F683E466E0D42D876082688DA1A or to import the key via https: wget -O - https://ssl.intevation.de/Intevation-Distribution-Key-2016.asc | apt-key add - Older packages may be signed by the older 1024 bit DSA key. If you want to accept this key, you can import it into apt with: apt-key adv --keyserver keys.gnupg.net --recv-key 61AC3F5EE4BE593C13D68B1E7CBD620BEC70B1B8 Alternatively import the current and previous distribution keys with: wget -O - https://ssl.intevation.de/Intevation-Distribution-Key.asc | apt-key add -