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QUALIFIED TRUST SERVICES

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

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CORPORATE TRUST SERVICES

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

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

INDIVIDUAL
ENTERPRISE
OEM
PRODUCTS

Easy-to-use, legally secure and flexible. Simple as that.

ONLINE SHOP
API GUIDE

Upgrade your application with electronic signatures by primesign.





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DOCUMENT SIGNING API

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

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HASH SIGNING API

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

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CASH BOX API

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





DOCUMENTATION
primesign TRUST CENTER

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

TRUST CENTER
RESOURCES

Fact sheets, product documentation and more.



RESOURCES

Patched Download Huawei Modem Unlocker V5.8.1 – Secure & Exclusive

: The legality of using such software can vary by jurisdiction and by the terms of service with your carrier. Some carriers may allow you to unlock your device under certain conditions (like after your contract has ended), while others may not.

Purpose : The primary purpose of a Huawei modem unlocker is to unlock the device from its original carrier, making it possible to use the modem with SIM cards from other carriers. PATCHED Download Huawei Modem Unlocker V5.8.1