← Chunghwa Telecom in CCADB Browser

CA Owner · Taiwan, Republic of China

Chunghwa Telecom

Documentation

Document Repository: https://chtca.hinet.net/en/repository.html
Policy Documentation: https://chtca.hinet.net/en/repository.html

Problem Reporting

report_abuse[at]cht[dot]com[dot]tw

Mozilla CA Program — Known Bugzilla Cases (36)

#2025231 RESOLVED 2026-03-23

Chunghwa Telecom: Test Website certificate not revoked

#2012274 RESOLVED 2026-01-24

Chunghwa Telecom: Issuance of certificate using keys previously reported as compromised

#2009048 RESOLVED 2026-01-07

Chunghwa Telecom: Delayed disclosure to Bug 2008803 GTLSCA Audit Incident Report #4 - Missing evaluation for third parties

#2009046 RESOLVED 2026-01-07

Chunghwa Telecom: Delayed disclosure to Bug 2008799 GTLSCA Audit Incident Report #3 - Missing vulnerability scan

#2009045 RESOLVED 2026-01-07

Chunghwa Telecom: Delayed disclosure to Bug 2008788 GTLSCA Audit Incident Report #2 - Domain validation records without the TLS BR version

#2009043 RESOLVED 2026-01-07

Chunghwa Telecom: Delayed disclosure to Bug 2008782 GTLSCA Audit Incident Report #1 - mass certificate revocation plan

#2008803 RESOLVED 2026-01-06

Chunghwa Telecom: Findings in 2025 WebTrust Audit - GTLSCA Audit Incident Report #4 - Missing evaluation for third parties

#2008799 RESOLVED 2026-01-06

Chunghwa Telecom: Findings in 2025 WebTrust Audit - GTLSCA Audit Incident Report #3 - Missing vulnerability scan

#2008788 RESOLVED 2026-01-06

Chunghwa Telecom: Findings in 2025 WebTrust Audit - GTLSCA Audit Incident Report #2 - Domain validation records without the TLS BR version

#2008782 RESOLVED 2026-01-06

Chunghwa Telecom: Findings in 2025 WebTrust Audit - GTLSCA Audit Incident Report #1 - mass certificate revocation plan

#2008260 RESOLVED 2025-12-31

Chunghwa Telecom: Delayed audit disclosure for GTLSCA

#2007765 ASSIGNED 2025-12-26

Add Chunghwa Telecom CHT TrustRoot CA

#2005762 RESOLVED 2025-12-12

Chunghwa Telecom: Failure to respond to CPR within 24 hours

#2005567 RESOLVED 2025-12-11

Chunghwa Telecom: CA Certificates Published in PEM format

#1959278 RESOLVED 2025-04-08

Chunghwa Telecom: Delayed revocation for bug 1951415

#1956910 RESOLVED 2025-03-27

Chunghwa Telecom: OV TLS Server certificate issuance by GTLSCA without proper validation

#1951415 RESOLVED 2025-03-03

Chunghwa Telecom: Failure to check restrictive CAA record during Migration

#1947034 RESOLVED 2025-02-09

Chunghwa Telecom: outdated and stale policy documents disclosed to the CCADB

#1946418 RESOLVED 2025-02-06

Chunghwa Telecom: Delayed to Submit Annual CCADB Self-Assessment 2024 by GTLSCA.

#1946414 RESOLVED 2025-02-06

Chunghwa Telecom: Failure to Submit Annual CCADB Self-Assessment 2023 by GTLSCA.

#1917224 RESOLVED 2024-09-06

Chunghwa Telecom: Delayed Annual Audit Report 2024

#1917195 RESOLVED 2024-09-06

Chunghwa Telecom: HiPKI CCADB Self Assessment Framework 2024

#1917193 RESOLVED 2024-09-06

Chunghwa Telecom: ePKI CCADB Self Assessment Framework 2024

#1916392 RESOLVED 2024-09-03

Chunghwa Telecom: TLS Certificates Contains two LocalityName Values in SubjectDN by GTLSCA

#1904038 RESOLVED 2024-06-21

Chunghwa Telecom: “Test Website - Valid" URL disclosed to CCADB is expired

#1903066 RESOLVED 2024-06-17

Chunghwa Telecom: Delayed Revocation with Controversial Extension (2.5.29.9, SubjectDirectoryAttributes)

#1899466 RESOLVED 2024-05-29

Chunghwa Telecom: Controversial Values within Extension (2.5.29.9, subjectDirectoryAttributes)

#1892419 RESOLVED 2024-04-19

Chunghwa Telecom: Delayed Revocation Due to GTLSCA EKU Misissuance

#1891438 RESOLVED 2024-04-15

Chunghwa Telecom: Postpone removal of ePKI Root CA's websites trust bit

#1887096 RESOLVED 2024-03-22

Chunghwa Telecom: Wrong Extended Key Usage setting by GTLSCA

#1614444 RESOLVED 2020-02-10

Chunghwa Telecom: ALV failures on intermediate certificates

#1563417 RESOLVED 2019-07-03

Add Chunghwa Telecom's HiPKI Root CA -G1 Certificate

#1532436 RESOLVED 2019-03-04

Chunghwa Telecom: Test certificate with unregistered domain name

#1483068 RESOLVED 2018-08-13

Chunghwa Telecom Audit Statements

#1341604 RESOLVED 2017-02-22

Add Renewed Chunghwa Telecom eCA root certificate (ePKI Root Certification Authority - G2)

#448794 RESOLVED 2008-08-01

Add Chunghwa Telecom eCA root certificate

Certificates (33)

CHT TrustRoot CA - G1

Root M: Not Yet Included C: Not Included A: Not Included M: Not Included 2025-08-25 – 2040-08-25

ePKI EV SSL Certification Authority - G1

Root M: Not Yet Included C: Not Included A: Not Included M: Removed 2016-02-04 – 2030-02-04

ePKI Root Certification Authority

Root M: Included C: Included A: Included M: Included 2004-12-20 – 2034-12-20

ePKI Root Certification Authority - G2

Root M: Not Yet Included C: Not Included A: Not Included M: Included 2015-11-17 – 2037-12-31

ePKI Root Certification Authority - G4

Root M: Not Yet Included C: Not Included A: Not Included M: Included 2022-11-03 – 2047-11-03

HiPKI Root CA - G1

Root M: Included C: Included A: Included M: Included 2019-02-22 – 2037-12-31

CHT SMIME CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2021-01-07 – 2037-12-29

CHT SMIME CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2021-01-07 – 2037-12-29

CHT SMIME CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2021-01-07 – 2037-12-29

CHT SMIME CA - G2

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2023-12-21 – 2038-12-21

CHT Trust TLS CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2026-03-12 – 2029-03-10

CHT Trust TLS CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2025-08-25 – 2028-08-25

ePKI EV SSL Certification Authority - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2016-02-04 – 2030-02-04

ePKI Root Certification Authority

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority - G2

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority - G2

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority - G2

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2015-11-17 – 2034-12-20

ePKI Root Certification Authority - G2

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2015-11-17 – 2034-12-20

ePKI Timestamping CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Trusted M: Trusted 2019-10-18 – 2037-12-29

HiPKI EV TLS CA - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2019-02-22 – 2037-12-31

HiPKI OV TLS CA - G1

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2023-05-18 – 2037-12-31

HiPKI Root CA - G1

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2023-12-21 – 2034-12-19

Public Certification Authority

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2007-05-16 – 2027-05-16

Public Certification Authority

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2007-05-16 – 2027-05-16

Public Certification Authority - G2

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2014-12-11 – 2034-12-11

Public Certification Authority - G2

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2014-12-11 – 2034-12-11

Public Certification Authority - G2

Intermediate M: Trusted C: Trusted A: Trusted M: Trusted 2014-12-11 – 2034-12-11

Public Certification Authority - G4

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Trusted 2024-12-13 – 2037-12-31

Public Certification Authority - G4

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Trusted 2022-11-03 – 2042-11-03

中華電信憑證管理中心

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2005-08-30 – 2025-08-30

政府伺服器數位憑證管理中心 - G1

Intermediate M: Not Trusted C: Not Trusted A: Not Trusted M: Not Trusted 2019-07-19 – 2031-08-19