CERTUM QCA
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.
- CERTUM QCAIntermediate CA
Certificate fields
- Subject (CN)
- CERTUM QCA
- Issuer (CN)
- Narodowe Centrum Certyfikacji (NCCert)
- Role
- Intermediate CA
- Key algorithm
- RSA-2048
- Validity
- Expired (2679 days ago)
- Valid from
- Valid to
- Serial number
2a2493dd8b96cbb48aa4b75ac14d36afb4554f36- SHA-256
357579bdf5f9474f22e655a9e418d17eff0b3c11fcf40ad091773be22329c562- Decentralized ID (did:pki)
did:pki:pl:unizeto-technologies:certum-qcaResolve →This CA is addressable as a did:pki decentralized identifier, derived from its subject and resolvable to a W3C DID Document.
- File
certum-qca.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.