← All PostSignum certificates
Intermediate Certificate
PostSignum Public CA 4
PostSignum
Browser Trust
Apple
Not Trusted
CCADB status only
Chrome
Not Trusted
No direct match
Microsoft
Trusted
Not directly listed
Mozilla
Not Trusted
No direct match
- Derived Trust Bits
Certificate Details
- Record Type
- Intermediate Certificate
- SHA-256
- E4272DFA3FBC48C90929518A0482BA3D9EB9C94A3CD397139F0ECDF2475955F6
- Parent SHA-256
- AC7F7862E685C7A7D9826A58EA32D183D4893FCC8F8FD6D900C9769A987E77F0
- Valid From (GMT)
- 2018.09.27
- Valid To (GMT)
- 2033.09.27
- AKI
- kxg2H6lpcFE1qk8/rI1QfiYFKQo=
- SKI
- UElaxIphQv64/ys6UaLwYR3g8yI=
- Operated By
- —
- Constrained
- False
- Revocation
- ✓ Not Revoked
- Salesforce ID
- 001TO00000QtGtEYAV
Capabilities
- EV OIDs
- —
- Status of Root
- AppleNot IncludedGoogle ChromeNot IncludedMicrosoftIncludedMozillaNot Yet Included
TLSTLS EVCode SigningS/MIME
CAA Identifiers
Recognized CAA issuer identifiers published by CCADB for this CA certificate.
PostSignum Public CA 4
SKI 50495AC48A6142FEB8FF2B3A51A2F0611DE0F322
Audit
- Audit Firm
- TayllorCox PCEB
- Firm Location
- Czech Republic
- Same as Parent
- true
Policy & Documentation
- CP URL
- CP Effective
- 2026.05.07
- CPS URL
- —
- CPS Effective
- —
- CP/CPS Statement
- —
- MD/AsciiDoc URL
- —
Policy OIDs
Certificate
X.509 certificatePolicies · cryptographic fact
anyPolicy2.5.29.32.0
CCADB
EV OIDs for Root Cert · administrative declaration
No OID data in CCADB record
Comparison
Certificate declares policy OIDs not found in CCADB
Chain Validation
Infrastructure
- CRL (Full)
- CRL (Parts)
- —
- ACME DV
- —
- ACME OV
- —
- ACME EV
- —
- Test (Valid)
- —
- Test (Expired)
- —
- Test (Revoked)
- —
Certificate (PEM)
External References