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Superseded Root CA Certificates

They are superseded by the same public key with different serial number and modified the DN from
OU = ePKI Root Certification Authority - G2
O = Chunghwa Telecom Co., Ltd.
C = TW
To
CN= ePKI Root Certification Authority - G2
O = Chunghwa Telecom Co., Ltd.
C = TW
as new rule for naming or Root CA certificate in Microsoft Root Certificate Program Technical Requirement in June, 2015 and eCA CPS Version 1.3 approved by ePKI Policy Management Committee.

Names

 
Abstract
 
File
Format
Superseded ePKI Root CA -G2 Certificate
  • 2nd generation of ePKI Root CA Certificate.
  • RSA 4096 w/SHA-256, DER encoded X.509.
  • Serial #: 12 8a d6 3d 6c f5 d6 ef a0 93 ff 22 f8 99 80 21
  • Thumbprint: d9 9b 10 42 98 59 47 63 f0 b9 a9 27 b7 92 69 cb 47 dd 15 8b
  • Valid Until: December, 31, 2037.

CER
Superseded ePKI Root CA -G2 Certificate
  • 2nd generation of ePKI Root CA Certificate.
  • RSA 4096 w/SHA-256, Base 64 encoded.
  • Serial #: 12 8a d6 3d 6c f5 d6 ef a0 93 ff 22 f8 99 80 21
  • Thumbprint: d9 9b 10 42 98 59 47 63 f0 b9 a9 27 b7 92 69 cb 47 dd 15 8b
  • Valid Until: December, 31, 2037.

CRT

 

Revoked Self-issued Certificates

Self-issued certificates are CA certificates in which the issuer and subject are the same entity. Self-issued certificates are generated to support changes in policy or operations.

As eCA self-signed a new eCA –G2 self-signed certificates on Nov. 17, 2015 and Google suggested that the CAs using SHA-1 in cross-certs create new cross-certs signed with SHA-2 in March 2015 34th CA/Browser Forum F2F meeting. After the approving of ePKI Policy Management Committee, eCA revoked below two SHA-1 self-issued certificates on Nov. 17, 2015. eCA issued new self-issued certificates and published in repository.

Names

 
Abstract
 
File
Format
ePKI Root CA Self-issued Certificate¡]old with new¡^
  • This certificate is 1st generation of ePKI Root CA public key with other subject information signed by 2nd generation of ePKI Root CA private key.
  • It is for constructing trust path of 1st generation & 2nd generation of ePKI Root CA key pairs.
  • Serial #: 5e 2f 4c 95 0a 20 41 34 fa 1b fe ef 40 bf 38 3a
  • Thumbprint: 34 7e f3 23 9c e8 d3 93 ae 9c b5 06 23 3d 20 f1 c6 1c c0 db
  • Valid Period: December 11, 2014 to December 20, 2034.

CER
ePKI Root CA Self-issued Certificate¡]old with new¡^
  • This certificate is 1st generation of ePKI Root CA public key with other subject information signed by 2nd generation of ePKI Root CA private key.
  • It is for constructing trust path of 1st generation & 2nd generation of ePKI Root CA key pairs.
  • Serial #: 5e 2f 4c 95 0a 20 41 34 fa 1b fe ef 40 bf 38 3a
  • Thumbprint: 34 7e f3 23 9c e8 d3 93 ae 9c b5 06 23 3d 20 f1 c6 1c c0 db
  • Valid Period: December 11, 2014 to December 20, 2034.

CRT
ePKI Root CA Self-issued Certificate¡]new with old¡^
  • This certificate is 2nd generation of ePKI Root CA public key with other subject information signed by 1st generation of ePKI Root CA private key.
  • It is for constructing trust path of 1st generation & 2nd generation of ePKI Root CA key pairs.
  • Serial #: 00 c1 b5 ed d4 9b 5d 1b 12 4d 47 39 06 01 e6 8a 91
  • Thumbprint: df 24 a7 96 4c 12 43 f8 b5 a9 9a a1 88 48 96 81 e3 fa 49 52
  • Valid Period: December 11, 2014 to December 20, 2034.

CER
ePKI Root CA Self-issued Certificate¡]new with old¡^
  • This certificate is 1st generation of ePKI Root CA public key with other subject information signed by 2nd generation of ePKI Root CA private key.
  • It is for constructing trust path of 1st generation & 2nd generation of ePKI Root CA key pairs.
  • Serial #: 00 c1 b5 ed d4 9b 5d 1b 12 4d 47 39 06 01 e6 8a 91
  • Thumbprint: df 24 a7 96 4c 12 43 f8 b5 a9 9a a1 88 48 96 81 e3 fa 49 52
  • Valid Period: December 11, 2014 to December 20, 2034.

CRT
CA Revocation List (SHA-256 with ePKI Root CA -G2)
  • 2nd generation of eCA issues CARL once a day, CARL offers the relying party to check the status of certificates of CA.
  • RSA 4096 w/SHA-256.

CRL