Reach out for us

We are happy to support with any query. Even though the communication takes place state-of-the-art TLS-encrypted, you can also choose our PGP-key for secure communication with us.

Contact us now!


  • CyberCitizen UG (haftungsbeschränkt)
  • Address Westerberg 4, 27419 Sittensen, Germany
  • Phone +4942827899657
  • Commercial register Amtsgericht Tostedt HRB 209308
  • Managing director Sebastian Schwäbe
  • USt-ID-No. DE351764192
  • Email
    PGP key