Company Certificates

Maximum security for your company

Clear proof of identity and secure data transfer are the cornerstones of any modern enterprise. A-Trust, market leader for certificates and leading trust center in Austria, offers an extensive portfolio of certificates for legal entities.  Security is invariably the top priority for A-Trust.



Our products at a glance:

  • Electronic Company Seals:
    • a.sign Seal qualified
    • a.sign Seal advanced
    • a.sign Seal Card
  • a.sign SSL Advanced & SSL:  Server Certificates for encrypted communication
  • a.sign Seal PSD2 & a.sign SSL PSD2:  PSD2 Certificates for payment service providers
  • a.sign developer:  the Certificate for software developers
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Are you looking for certificates for individuals? Take a look at our personal certificates.