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Sign documents digitally. In an app or with a smart card reader
Only at Certum
Automatic identity verification
for Data Security certificates

Buy a Code Signing certificate.

Become a trusted software publisher.

Document Signing

Advanced electronic signature.

Bestsellers

Certificate CERTUM Trusted SSL
from  €109.00  gross from  €109.00  net
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Certum E-mail ID Business (S/MIME)
from  €25.00  gross from  €25.00  net
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SimplySign – the mobile qualified electronic signature
from  €77.99  gross from  €77.99  net
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Certum Mini
from  €49.89  gross from  €49.89  net
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Comprehensive support at every stage

We are part of the Asseco Group, a global software producer

Building a digital future.

30 Years of experience

60 Countries

29 000 Employees

6 Continents

Certum’s Quality

The highest standards provided by Certum are proven by the following certificates: WebTrust SM/TM and TÜV. We are also listed on the Trusted Service Provider List as well as eIDAS and Adobe Approved Trust List.

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