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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.



Buy And Sell Machinery May 2026

: Always perform a physical inspection or hire a third party to check for leaks, service codes, and wear on critical parts like pins, bushings, and tracks.

Before purchasing industrial or heavy equipment, establish clear operational goals to determine if new or used machinery is the better investment. buy and sell machinery

: Prioritize machines with complete service logs and verify that spare parts are still readily available from the manufacturer (OEM). : Always perform a physical inspection or hire