Since March 1996 the National Bank of Poland has used public key infrastructure to ensure integrity, confidentiality and non-repudiation in IT systems for NBP customers. To achieve this goal the NBP has created DOCert system for issuing, distributing and revoking certificates.

DOCert system is compatible with:

• The Digital Signature Act of 18 September 2001,
• The ITU-T X.509 (2000) v3 /ISO/IEC 9594-8:2001 standard,
• Certification Policy for DOCert system defined in the following document in Polish
   "Świadczenie usług certyfikacyjnych w systemie DOCert" (pdf, 874 kB).