DIGITAL SIGNING. SIMPLE AS THAT.
Electronic Signature Software by primesign
primesign is the electronic signature software for legally binding, eIDAS-compliant signing – from a single signature to enterprise-wide signing workflows. With eIDAS electronic signatures, secure cloud signing and PAdES-compliant PDF signature, you sign contracts, receipts and documents 100% online and instantly. Next level signatures.
ONLINE SIGNING FOR INDIVIDUAL USERS
primesign immediately and online: our online accounts are the easiest way to get started with a legally binding e signature. 100% online and instant. You can now create a qualified electronic signature with electronic identities such as the German national ID card or ID Austria – without prior registration.
Electronic signature software for business
From simple system integration via our signature hub primesign SIGNATURE SERVER to the fully configurable end-to-end workflow solution primesign ENTERPRISE, our electronic signature software offers legally binding, secure and scalable solutions for every business requirement – on-premise or as a cloud signing service.
IN APPLICATIONS
primesign in applications: Perfectly integrable and already available in many applications, such as Adobe Acrobat Sign, Fabasoft, and many more.
OEM AND INTEGRATORS
primesign for integrators and application developers: With primesign you can cover all regions and markets with just one trust service provider. Keep complexity low by trusting primesign as signature provider and benefit from simple access for end customers and flexible reseller models.
eIDAS COMPLIANT AND LEGALLY SECURE QUALIFIED SIGNING
primesign signatures are the electronic equivalent of handwritten signatures: guaranteed by law. Every qualified electronic signature is created on the basis of qualified certificates and remains long-term verifiable – today, tomorrow and in 30+ years.

CUSTOMER CONTRACTS ONLINE AND IMMEDIATELY LEGALLY BINDING
Accelerate business processes - fully online and legally binding. Even for the highest KYC and compliance requirements.

SIGNING OF CASH BOX RECEIPTS (RKSV)
primesign signing solution for the Austrian cash register regulation (RKSV). Cash box signing via smartcard, USB stick or remote signing service (online), as well as RKSV signing appliances for power users or trust centers.
ONE-TIME SIGNATURES FOR IDENTITY PROVIDERS
Use qualified signatures for online registrations, such as account opening processes and much more.
SIGNING WITH ELECTRONIC IDENTITIES (eID)
Instant signing with various European electronic identities, such as the Austrian ID Austria, the German national ID card (Personalausweis) and more. 100% online, instant and legally binding, without prior registration.

BUSINESS CERTIFICATES AND SEALS WITH ORGANIZATIONAL ATTRIBUTES
Enhance your electronic signature by adding verified attributes and details such as company/organization name, department, role, function, powers of representation, etc.
VERSATILE API -
CAN BE USED IN MANY APPLICATIONS
Benefit from the many applications that have already integrated primesign as a signing service. Or become a partner of primesign and integrate our PDF or CSC Hash Signing APIs.
KYC & COMPLIANCE
Proof of identity and contract from a single source. For closing contracts and account openings - fully online, instant and within seamless processes.
SLA, SUPPORT & MANAGED SERVICES
Guaranteed availability paired with outstanding service and support.
primesign QUALIFIED TRUST SERVICES