Signature platforms
sproof Sign & sproof Ident


sproof Sign enables legally compliant, fast, and eIDAS-compliant qualified electronic signatures using A-Trust QES, which is legally equivalent to a handwritten signature in the EU and the EEA. In addition, sproof Ident digitizes identification processes in accordance with the highest regulatory standards and is already prepared for the future EUDI wallet. This makes the integrated solution particularly suitable for companies with high compliance and security requirements, such as those related to KYC or AMLD6.
Digital Signing of Documents Throughout Europe: Fast, Easy, and Secure
Interoperable with the highest legal standards
Sign digital contracts and documents throughout Europe with eIDAS-compliant certificates in an efficient and secure way. sproof offers maximum interoperability and simplifies international signing processes for businesses and individuals significantly. A-Trust works behind the scenes as a government recognized qualified trust service provider (QTPS).
Designed for complex enterprise workflows
sproof's deep integration into existing ERP systems, the signing process of B2C contracts with end customers in the mass market, enables a significant efficiency and acceleration within the internal approval processes. From creation to the final qualified signature, the entire process is seamless, resource-efficient, and audit-compliant.
Maximum fraud protection
The sproof platform guarantees the highest level of security. Combined with A-Trust's QES, you can rely on the most secure way to sign: signatures can be verified directly within PDF documents at any time, all signers are uniquely identifiable, and digitally signed documents cannot be altered later without being detected.
100% European hosting
Choosing sproof, companies are opting for a solution that prioritizes data sovereignty and European compliance requirements. The platform is developed and hosted in Europe, which is progressing into a key factor and requirement for many compliance officers across Europe.