Trust Directory
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 CAValid (3947 days left)

CUZ Sigillum - QTSA3

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)

Download .pemBack to Poland

The issuer "Narodowe Centrum Certyfikacji" 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. CUZ Sigillum - QTSA3Intermediate CA

Certificate fields

Subject (CN)
CUZ Sigillum - QTSA3
Issuer (CN)
Narodowe Centrum Certyfikacji
Role
Intermediate CA
Key algorithm
RSA-4096
Validity
Valid (3947 days left)
Valid from
Valid to
Serial number
07174d953f49dc32
SHA-256
b96c1dbb9b72866489b0f0eb8dfb1d348e355847c9fbd54e2607e91d69615203
Decentralized ID (did:pki)
did:pki:pl:polska-wytwornia-papierow-wartociowych:cuz-sigillum:qtsa3Resolve →

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

CRL
http://www.nccert.pl/arl/nccert2016.crl
File
cuz-sigillum-qtsa3.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.