Use our completely anonymous option for submitting reports
We will be happy to receive your report and deal with your request as quickly as possible.

Within one week, you will receive confirmation that we have received your report and an individually assigned link. You can use this link at any time to return to the portal for your submitted report. You can also use this link to view our feedback on your report, respond to queries from the contact person and stay in contact with us. We use this system to ensure that your identity is fully protected. After reviewing and clarifying the matter, you will receive feedback from us within three months of confirmation of receipt.
Please make a note of the link assigned to you so that you can contact us later!

In addition to submitting a written report, you also have the option of submitting a verbal report via voice message via this portal or via our telephone hotline. You can give your information to one of our employees in person or leave a message on our answering machine. To speak to one of our employees in person, please call 06831 / 69 85 - 170.

For reasons of anonymization, we generally recommend the use of this online application.

How our whistleblower system helps protect your privacy

  • No identifying information is provided to the contacts.
  • Your message will be stylometrically redacted to provide you with an even higher level of anonymity. We remove all punctuation and convert all words to lowercase."
  • All information is end-to-end encrypted, so your sensitive information remains safe.

What you can do to protect yourself

  • You are not on the corporate network (Internet/VPN).
  • You should not use a device (smartphone, computer, etc) that is provided by your employer.
  • You should not use the kinds of idioms or abbreviations that you frequently use in conversations or when writing emails.