FAQ - Frequently Asked Questions

We have compiled the answers to frequently asked questions here for you.

All relevant subjects at a glance

Signature cards

Here you will find the answers to questions regarding signature cards, the SMS-TAN method, card initialisation and installation.

SSL/TLS certificates

Do you have questions regarding our SSL/TLS certificates, online application and installation? We will be pleased to assist you.

Signed Data Service

If you have questions regarding our ASP solution "Signed Data Service" (SDS), you can find the answers in our FAQ section.

Softtoken Class II

Do you have questions regarding our softtoken certificates? Our FAQ section will give you the answers.


Here you will find the answers regarding system requirements, useful tips and other information.

Certificates for PSD2

What companies, banks and FinTechs need to know to use electronic certificates and seals.

Traceability system for tobacco products

Economic operators can now register in the productive system to use the traceability system for tobacco products.

TIM Card

TIM Card for taxi companies

Electronic Health Professional Card (eHPC)

Here you can find more information about the electronic health professional card (eHPC) for doctors, dentists and psychotherapists.