Certificate authority
Chunghwa Telecom
Chunghwa Telecom operates 2 root certificate(s) trusted for TLS by at least one major root store (CCADB owner: Chunghwa Telecom; country: TW). See fingerprints, expiry and Chrome, Mozilla, Apple and Microsoft status.
Details
- CCADB CA owner
- Chunghwa Telecom
- Country
- TW
- Country (CCADB)
- Taiwan, Republic of China
- Roots
- 2
- Roots trusted for TLS
- Chrome 1 · Mozilla 1 · Apple 2 · Microsoft 2
- Intermediates under its roots
- 12 (3 valid)
- Auditor
- SunRise CPAs / DFK International
- CAA
pki.hinet.net
CAA records
The CCADB lists 5 CAA issuer domain(s) recognized by the currently valid intermediate certificates of Chunghwa Telecom. One issue record with any of them lets Chunghwa Telecom issue for your domain. Domains that contain the CA's name come first, the rest by how many valid intermediates recognize them.
Copy-ready record(s) for the first 3 domain(s):
example.com. CAA 0 issue "pki.hinet.net"
example.com. CAA 0 issue "tls.hinet.net"
example.com. CAA 0 issue "eca.hinet.net"| Domain | Valid intermediates |
|---|---|
pki.hinet.net | 5 |
tls.hinet.net | 5 |
eca.hinet.net | 3 |
epki.com.tw | 3 |
publicca.hinet.net | 3 |
For issuewild, iodef or DNS-provider formats, use the CAA record generator: CAA Generator
Root certificates (CCADB)
Chunghwa Telecom has 2 root certificate(s) in the CCADB TLS report. Together they have signed 12 intermediate CA certificates, 3 of them still valid.
Roots this CA owner has in the CCADB TLS Server Authentication report, with current status in each root store.
- trusted for TLS
- included with limits (NotBefore / no TLS bit)
- removed or blocked
- not included
| Root certificate | Key | Expires | Ch | Mo | Ap | MS | Intermediates |
|---|---|---|---|---|---|---|---|
| ePKI Root Certification Authority | RSA 4096 | 2034-12-20 | Removed | Removed | Included | Included | 10 (2) |
| HiPKI Root CA - G1 | RSA 4096 | 2037-12-31 | Included | Included | Included | Included | 2 (1) |
Audits
Audit data the CCADB records for the TLS roots of Chunghwa Telecom. Auditor(s): SunRise CPAs / DFK International. The most recent audit period ended on 2026-05-31.
| Audit | Scheme | Period | Statement | Report |
|---|---|---|---|---|
| Standard audit | WebTrust | 2025-06-01 – 2026-05-31 | 2026-08-10 | cpacanada.ca |
| Network security | WebTrust | 2025-06-01 – 2026-05-31 | 2026-08-10 | cpacanada.ca |
| TLS Baseline Requirements | WebTrust | 2025-06-01 – 2026-05-31 | 2026-08-10 | cpacanada.ca |
CP/CPS documents
Certificate Policy and Certification Practice Statement links that Chunghwa Telecom has disclosed in the CCADB for its TLS roots, with effective dates:
- CPS: https://github.com/Tsung-MinKuo/CHTRepository/blob/main/CHTCA%20CPS_En.md (effective 2026-10-12)
- CP: https://chtca.hinet.net/assets/en/file/TLS/ePKI-CP-v2.4-en.pdf (effective 2026-08-11)
- Markdown CP/CPS: https://github.com/Tsung-MinKuo/CHTRepository/blob/main/HiPKICA%20CPS_En.md (effective 2026-09-14)
- Document repository: https://chtca.hinet.net/en/repository.html
Report a certificate problem
To report a mis-issued certificate, a compromised private key or other abuse, use the channels Chunghwa Telecom lists in the CCADB (replace [at] and [dot] in addresses):
report_abuse[at]cht[dot]com[dot]tw
Incident reports
CAs in Mozilla's root program file compliance incident reports in Mozilla's Bugzilla (product CA Program, component CA Certificate Compliance). This search lists the bugs whose title contains the words “Chunghwa Telecom”:
FAQ
What CAA record allows Chunghwa Telecom to issue certificates?
Publish example.com. CAA 0 issue "pki.hinet.net". The CCADB lists 5 recognized domain(s) for Chunghwa Telecom: pki.hinet.net, tls.hinet.net, eca.hinet.net, epki.com.tw, publicca.hinet.net.
Who audits Chunghwa Telecom?
SunRise CPAs / DFK International, according to the CCADB. The latest TLS Baseline Requirements audit (WebTrust) covers 2025-06-01 to 2026-05-31; the statement is dated 2026-08-10.
How do I report a problem certificate to Chunghwa Telecom?
Use the channel(s) listed in the CCADB: report_abuse[at]cht[dot]com[dot]tw.
How many root certificates does Chunghwa Telecom have?
2 in the CCADB TLS report. Trusted for TLS: Chrome 1, Mozilla 1, Apple 2, Microsoft 2. They have signed 12 intermediates, 3 of them still valid.