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QUALIFIED TRUST SERVICES

Legally compliant digital signatures (eIDAS) to drive forward the digitalization of your business processes.

CORPORATE TRUST SERVICES

Cryptography-based trust services
to protect your digital identities,
data and business secrets.

Qualified electronic signature products based on eIDAS - legally binding and secure.

API GUIDE

Upgrade your application with electronic signatures by primesign.





DOCUMENT SIGNING API

Signing of PDF documents. primesign handles document processing and adds a visual signature stamp.

HASH SIGNING API

Signing of hash values. Your application handles document processing and provides the document viewer.

CASH BOX API

RKSV-compliant JWS- or raw signatures for cash box receipts.





primesign TRUST CENTER

All documents for our qualified trust services, certificate revocation list, root-/CA- certificates, etc.

RESOURCES

Fact sheets, product documentation and more.



5_6316819744682934830 May 2026

(e.g., industry experts, students, or a general news readership?)

If you can or upload the text from that document, I can immediately draft a compelling feature story for you. 5_6316819744682934830

The identifier appears to be a specific internal filename or unique ID, commonly associated with files shared via messaging platforms like Telegram . could you clarify: (e.g.

Because this is a technical string rather than a public topic, I don't have access to the specific contents of that file or the context of the "feature" you are looking for. To help me write this for you, could you clarify: or a news event?)

(e.g., Is it a report on a specific technology, a biography, or a news event?)