← All Taiwan-CA Inc. (TWCA) certificates
Root Certificate

TWCA Global Root CA G2

Taiwan-CA Inc. (TWCA)
Browser Trust
Apple
Apple
Not Included
CCADB status only
Chrome
Chrome
Not Included
No direct match
Microsoft
Microsoft
Included
Not directly listed
Mozilla
Mozilla
Included
Not directly listed
Trust Bits (root)
Client AuthenticationDocument SigningSecure EmailTime Stamping
Certificate Details
Record Type
Root Certificate
SHA-256
3A0072D49FFC04E996C59AEB75991D3C340F3615D6FD4DCE90AC0B3D88EAD4F4
Parent SHA-256
Valid From (GMT)
2022.11.22
Valid To (GMT)
2047.11.22
AKI
kozUNtFbR1PEcQ2E3WQq9TZkQOc=
SKI
kozUNtFbR1PEcQ2E3WQq9TZkQOc=
Operated By
Constrained
False
Revocation
Salesforce ID
0018Z00002u6qxVQAQ
Capabilities
EV OIDs
Status of Root
Apple
Not Included
Google Chrome
Not Included
Microsoft
Included
Mozilla
Included
TLSTLS EVCode SigningS/MIME
CAA Identifiers
Recognized CAA issuer identifiers published by CCADB for this CA certificate.
TWCA Global Root CA G2
SKI 928CD436D15B4753C4710D84DD642AF5366440E7
twca.com.tw
Audit
Audit Firm
KPMG
Firm Location
Taiwan
Same as Parent
false
Standard
Audit URL
Type
WebTrust
Statement
2026.02.26
Period
2025.01.01 – 2025.12.31
NetSec
Audit URL
Type
WebTrust
Statement
2026.02.26
Period
2025.01.01 – 2025.12.31
TLS BR
Audit URL
Type
WebTrust
Statement
2025.02.26
Period
2024.01.01 – 2024.12.31
TLS EVG
Audit URL
Type
WebTrust
Statement
2025.02.26
Period
2024.01.01 – 2024.12.31
S/MIME BR
Audit URL
Type
WebTrust
Statement
2026.02.26
Period
2025.01.01 – 2025.12.31
Policy & Documentation
CP URL
CP Effective
2026.06.08
CPS URL
CPS Effective
2025.11.15
CP/CPS Statement
MD/AsciiDoc URL
Policy OIDs
Certificate X.509 certificatePolicies · cryptographic fact
No certificatePolicies extension in certificate
CCADB EV OIDs for Root Cert · administrative declaration
No OID data in CCADB record
Comparison
No policy OIDs present in either source
Chain Validation
No parent certificate in CCADB — chain lint requires issuer
Infrastructure
CRL (Full)
CRL (Parts)
ACME DV
ACME OV
ACME EV
Test (Valid)
Test (Expired)
Test (Revoked)
Certificate (PEM)

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