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Five theses on the most important digital policy challenges at German and European level.

Business psychologist Prof. Dr. Julia Pitters in an interview on the reactions of the mind to cash and the future coexistence of cash and digital money.

The signature server allows you to integrate all eIDAS-certified trust services into digital business processes via just one central application.

Secure your digital documents with qualified, remote seals.

Prof. Dr Felix Naumann from HPI talks about data quality in the AI field, necessary standards and bad data. Read the interview to find out what role is played by wolves in the snow

Public authority employees apply for their official signature and seal cards simply, conveniently and quickly on site from their own offices.

Do you have questions about our D-Trust signature and seal cards? Then we will be pleased to assist you. Our FAQs may already have the answer to your question. 

We will be pleased to assist you with any questions you may have about our Signed Data Service ASP solution. Our FAQs section may already have the answer to your question. If not, please feel free to contact us by phone.

LDAP stands for Lightweight Directory Access Protocol. It is basically the public telephone directory for digital certificates. Here you can request the status of certificates in the D-Trust repository service.

Do you want to know the status of a D-Trust certificate? Then please complete the form provided below and send it to us. To request the status of the certificate you will need its serial number in decimal or hexadecimal form and the name of the issuing Certification Authority (CA).