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CA Owner · Japan

Cybertrust Japan / JCSI

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Identity
CountryCCADBA text value provided by the CA Owner representing the physical address of their organization.
🇯🇵 Japan
Documentation
Policy DocsCCADBNotes about the documentation, such as which language the documents are in, or additional documents that need to be listed, as configured by the CA Owner.
CP/CPS for TLS in Japanese: https://www.cybertrust.ne.jp/ssl/repository_rt/TLS_CTJCPCPS.pdf
CP/CPS for S/MIME in Japanese: https://www.cybertrust.ne.jp/ssl/repository_rt/SMIME_CTJCPCPS.pdf
Doc RepositoryCCADBThe URL to the document repository pertaining to this certificate, as configured by the CA Owner.
Problem ReportingCCADBCCADB-published contact mechanisms for certificate problem reports and CA incident reports.
CCADB-published contact mechanisms for certificate problem reports and CA incident reports.
Cybertrust Japan / JCSI
evc-report[at]cybertrust[dot]ne[dot]jp
Mozilla CA Program — Known Bugzilla Cases (26)
Filter cases
#2021550 RESOLVED Self Reported Incident Revocation Issue 6 comments Opened 2026-03-06 · Closed 2026-03-26
SECOM: 2025 S/MIME CA Modified Opinion Report of Cybertrust Japan (CTJ)
AI Summary
#2021249 UNCONFIRMED Audit Document 10 comments Opened 2026-03-05 Still Open
Audit info for SECOM (Cybertrust Japan 2024-2025)
AI Summary
#2007070 RESOLVED Self Reported Incident Certificate Misissuance Revocation Issue 24 comments Opened 2025-12-19 · Closed 2026-03-30
SECOM: Non conformant SCT Encoding Due to SCT Modification by Cybertrust Japan (CTJ)
AI Summary
#2001275 ASSIGNED Root Inclusion 4 comments Opened 2025-11-20 Still Open
Add Cybertrust Japan Root CA Cybertrust iTrust TLS RSA4096 Root CA 2025
AI Summary
#2001274 ASSIGNED Root Inclusion 4 comments Opened 2025-11-20 Still Open
Add Cybertrust Japan Root CA Cybertrust iTrust TLS ECCP384 Root CA 2025
AI Summary
#2001272 UNCONFIRMED Self Assessment 3 comments Opened 2025-11-20 Still Open
Annual Self-Assessment 2025 for Cybertrust Japan / JCSI
AI Summary
#1986911 RESOLVED Delayed Revocation 9 comments Opened 2025-09-04 · Closed 2025-10-22
SECOM: No updated CRLs published for Cybertrust Japan SureMail CA G4
AI Summary
#1975624 RESOLVED Self Reported Incident 14 comments Opened 2025-07-04 · Closed 2025-09-24
SECOM: Cybertrust Japan's CRL lacks the critical flag in the issuingDistributionPoint extension
AI Summary
#1950574 RESOLVED Ca Certificate Compliance Incident Revocation Issue 10 comments Opened 2025-02-26 · Closed 2025-09-15
SECOM: S/MIME CA Modified Opinion Report of Cybertrust Japan (CTJ)
AI Summary
#1950568 UNCONFIRMED Ca Documents 14 comments Opened 2025-02-26 Still Open
Audit info for SECOM (Cybertrust Japan 2023-2024)
AI Summary
#1933132 RESOLVED Ca Certificate Root Program Subordinate Ca Approval 17 comments Opened 2024-11-25 · Closed 2025-01-31
SECOM: New Subordinate CA Request(Cybertrust Japan SureMail CA G5)
AI Summary
#1933127 RESOLVED Ca Certificate Root Program Subordinate Ca Approval 8 comments Opened 2024-11-25
SECOM: New Subordinate CA Request(Cybertrust Japan SureServer CA G5)
AI Summary
#1932819 ASSIGNED Self Assessment 3 comments Opened 2024-11-22 Still Open
Annual Self-Assessment 2024 for Cybertrust Japan / JCSI
AI Summary
#1925173 RESOLVED Ca Certificate Root Program Root Inclusion Audit Document Self Assessment 16 comments Opened 2024-10-17 · Closed 2026-06-15
Add Cybertrust Japan SecureSign Root CA16
AI Summary
#1882225 ASSIGNED Auditor Qualification 5 comments Opened 2024-02-27 Still Open
SECOM: Audit info for Cybertrust Japan 2022-2023
AI Summary
#1827490 RESOLVED Self Reported Incident 10 comments Opened 2023-04-11 · Closed 2023-06-02
Cybertrust Japan: CRL signature algorithm encoding error
AI Summary
#1820076 ASSIGNED Audit Related 6 comments Opened 2023-03-03 Still Open
Audit info for SECOM (Cybertrust Japan 2021-2022)
AI Summary
#1817365 RESOLVED Root Inclusion 3 comments Opened 2023-02-17 · Closed 2023-05-02
Add Cybertrust Japan's iTrust Root CA
AI Summary
#1817194 RESOLVED CA Inclusion Request 5 comments Opened 2023-02-16 · Closed 2023-02-17
Documents for Cybertrust Japan / JCSI
AI Summary
#1805866 RESOLVED Certificate Misissuance 8 comments Opened 2022-12-15 · Closed 2023-02-02
SECOM: One of the EV certificate was mis-issued with the incorrect Registration Number by Cybertrust Japan (CTJ)
AI Summary
#1769222 RESOLVED Incident 7 comments Opened 2022-05-13 · Closed 2024-06-30
SECOM: Failed an annual CPS update of Cybertrust Japan (CTJ)
AI Summary
#1737242 RESOLVED Other 5 comments Opened 2021-10-22 · Closed 2023-02-22
Cybertrust Japan: Root CRLs exceed maximum validity period by one second
AI Summary
#1658793 RESOLVED Ca Certificate Root Program Root Inclusion 44 comments Opened 2020-08-12 · Closed 2025-01-24
Add Cybertrust Japan SecureSign Roots (CA12, CA14 and CA15)
AI Summary
#1466252 RESOLVED Policy Compliance 13 comments Opened 2018-06-01 · Closed 2023-02-22
Cybertrust Japan: three test websites not provided
AI Summary
#1369520 RESOLVED Ca Documents 7 comments Opened 2017-06-01 · Closed 2022-12-08
Audit info for Cybertrust Japan / JCSI
AI Summary
#496863 RESOLVED Ca Certificate Root Program 11 comments Opened 2009-06-08 · Closed 2022-11-14
Add JCSI SecureSign RootCA11 root certificate
AI Summary
Certificates (54)
Filter by type
Certificate Type Trust Source agreement Capabilities Valid Until Actions
Cybertrust iTrust Root Certification Authority
Root
AppleChromeMicrosoftMozilla
 ✓ — 2043-02-19
Cybertrust iTrust Signature Certification Authority
Intermediate
AppleChromeMicrosoftMozilla
 i — 2028-02-20
Cybertrust iTrust Signature Certification Authority G2
Intermediate
AppleChromeMicrosoftMozilla
 i — 2034-11-21
Cybertrust iTrust Signature ECCP384 Root CA 2025
Root
AppleChromeMicrosoftMozilla
 — 2050-07-13
Cybertrust iTrust Signature ECCP384 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-07-13
Cybertrust iTrust TLS ECCP384 Root CA 2025
Root
AppleChromeMicrosoftMozilla
 — 2050-08-20
Cybertrust iTrust EV TLS ECCP384 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-08-21
Cybertrust iTrust OV TLS ECCP384 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-08-21
Cybertrust iTrust TLS RSA4096 Root CA 2025
Root
AppleChromeMicrosoftMozilla
 — 2050-08-04
Cybertrust iTrust EV TLS RSA4096 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-08-05
Cybertrust iTrust OV TLS RSA4096 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-08-05
Cybertrust iTrust VMC RSA4096 Root CA 2025
Root
AppleChromeMicrosoftMozilla
 — 2050-11-11
Cybertrust iTrust VMC RSA4096 CA 2025
Intermediate
AppleChromeMicrosoftMozilla
 — 2035-11-25
SecureSign Root CA12
Root
AppleChromeMicrosoftMozilla
 — 2040-04-08
Cybertrust Japan SureMail CA G5
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureMail CA G7
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-22
Cybertrust Japan SureServer CA G5
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureServer CA G7
Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-22
Cybertrust Japan SureServer EV CA G4
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureServer EV CA G7
Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-22
SecureSign Root CA14
Root
AppleChromeMicrosoftMozilla
 ✓
TLSEV
 2045-04-08
Cybertrust Japan SureCode CA G1
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureCode CA G3
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
Cybertrust Japan SureCode EV CA G1
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureCode EV CA G3
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
Cybertrust Japan SureServer EV CA G6
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-03
Cybertrust Japan SureServer EV CA G9
Intermediate
AppleChromeMicrosoftMozilla
 i
TLSEV
 2030-06-22
Cybertrust Japan SureTime CA G1
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureTime CA G3
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2037-09-09
Cybertrust Japan SureTime CA G3
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
SecureSign Root CA15
Root
AppleChromeMicrosoftMozilla
 ✓
TLSEV
 2045-04-08
Cybertrust Japan SureCode CA G2
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureCode CA G4
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
Cybertrust Japan SureCode EV CA G2
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureCode EV CA G4
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
Cybertrust Japan SureMail CA G6
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureMail CA G8
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-22
Cybertrust Japan SureMail CA G8
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-06-22
Cybertrust Japan SureServer CA G6
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureServer CA G8
Intermediate
AppleChromeMicrosoftMozilla
 i
TLS
 2030-06-22
Cybertrust Japan SureServer EV CA G5
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2030-04-09
Cybertrust Japan SureServer EV CA G8
Intermediate
AppleChromeMicrosoftMozilla
 i
TLSEV
 2030-06-22
Cybertrust Japan SureTime CA G2
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-04-09
Cybertrust Japan SureTime CA G4
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2036-06-22
Cybertrust Japan SureTime CA G4
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2037-09-09
SecureSign Root CA16
Root
AppleChromeMicrosoftMozilla
 ✓
2044-07-29
Cybertrust Japan SureMail CA G9
Intermediate
AppleChromeMicrosoftMozilla
 i
2034-07-29
SecureSign RootCA1
Expired
 Root
AppleChromeMicrosoftMozilla
 — 2020-09-15
SecureSign RootCA11
Root
AppleChromeMicrosoftMozilla
 — 2029-04-08
JCSI TLSSign Public CA
Constrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2029-04-08
JCSI TLSSign Public CA
RevokedConstrained
 Intermediate
AppleChromeMicrosoftMozilla
 — 2029-04-08
SecureSign Public CA11
Revoked
 Intermediate
AppleChromeMicrosoftMozilla
 — 2029-04-08
SecureSign RootCA2
Expired
 Root
AppleChromeMicrosoftMozilla
 — 2020-09-15
SecureSign RootCA3
Expired
 Root
AppleChromeMicrosoftMozilla
 — 2020-09-15

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