Independent public mirror of national PKI trust anchors, not an authority. Certificates are published by each national PKI (e.g., BCCR for Costa Rica); this site mirrors and structures them.
Intermediate CAExpired (2711 days ago)

CenCert Centrum Certyfikatów Kwalifikowanych

Poland · Published by Minister właściwy do spraw informatyzacji — Polish eIDAS supervisory body; national Trusted List operated by Narodowe Centrum Certyfikacji (NCCert), run by Narodowy Bank Polski (NBP)

The issuer "Narodowe Centrum Certyfikacji (NCCert)" is not present in this mirror, so the chain below starts at this certificate.

Certificate chain

Trust path from the root down to this certificate.

  1. CenCert Centrum Certyfikatów KwalifikowanychIntermediate CA

Certificate fields

Subject (CN)
CenCert Centrum Certyfikatów Kwalifikowanych
Issuer (CN)
Narodowe Centrum Certyfikacji (NCCert)
Role
Intermediate CA
Key algorithm
RSA-2048
Validity
Expired (2711 days ago)
Valid from
Valid to
Serial number
543e1c5443eedde99423ec72d0e9cf96225d9c6e
SHA-256
cd355c72a7d83cdc4941fe719fb493ad9aa29e7103b61b2f66c13bbd50515843
Decentralized ID (did:pki)
did:pki:pl:enigma-soi-sp-z-oo:cencert-centrum-certyfikatow-kwalifikowanychResolve →

This CA is addressable as a did:pki decentralized identifier, derived from its subject and resolvable to a W3C DID Document.

File
cencert-centrum-certyfikatow-kwalifikowanych.pem

Provenance

This certificate is public data published by Minister właściwy do spraw informatyzacji — Polish eIDAS supervisory body; national Trusted List operated by Narodowe Centrum Certyfikacji (NCCert), run by Narodowy Bank Polski (NBP). This site mirrors and structures it; it is not the issuing authority. The SHA-256 fingerprint above is provided as tamper evidence: recompute it against the downloaded .pem to confirm integrity.

Mirror snapshot generated Jul 23, 2026, 06:23 p.m. UTC.