The electronic signature

ensures safe and legally effective business processes in anonymous networks.
Various documents, such as an invoice or a contract will be signed electronically and sent by e-mail.
The recipient then receives a legally binding electronic document and will be enabled to verify the authenticity and integrity of this document easily.

Sign up here to continue to receive your bills electronically only.
You will then receive your bills as an attachment to an e-mail (at least from 01.08.2007).
To check your invoice you can use the free Reader from digiSeal.
  • small Juliett seven small Romeo seven big X-Ray 
  • Please enter the code from the security graphic on the left.
  • Name **
  • Customer No.
  • Email **
  • Message
  • Send me a copy

  • Only the fields marked ** are mandatory.

Check your digital signed invoices.
Donload the free reader here: