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Our Clients

CERTUM is the oldest and the largest certification authority in Poland - providing services to clients from over 50 countries worldwide. The clients include not only corporations, banks, and large and medium on-line stores, but also small specialized companies and public administration institutions. In Poland, these are:

  • Agricultural Market Agency
  • Alior Bank
  • Amica
  • Espol
  • the Sejm Office
  • Kaspersky
  • Ministry of Finance - IT Department
  • Ministry of Scientific Research and Information Technology
  • PZU Życie SA
  • Yves Rocher
  • Wittchen
  • Social Insurance Company (ZUS)
Why did they trust us?

Our products provide clients with a guarantee of the highest security level. CERTUM - the only Certification Authority in Poland - is on the list of world trustworthy Certification Authorities (CA) and has WebTrust seals for all its services connected with electronic signature.

CCERTUM is located in a specially constructed modern facility that ensures the highest level of electronic security of the processed data, as well as operational continuity of ICT systems. The CERTUM systems requiring special protection are located in an electromagnetic chamber, which guarantees the protection of sensitive data against secondary emissions.

The certificates issued by CERTUM are recognized as trustworthy all over the world, among other things, by all popular web browsers and Microsoft products.