ecert_ca_1_pem.crt: CN=Hongkong Post e-Cert CA 1,O=Hongkong Post,C=HK (Intermediate Certificate, Expiring 2013-05-15) detail info and audit record

 

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CA Certificate Information and Audit Record

This certificate is intermediate certificate used for the issuance of other certificates.

Download certificate through curl:

curl -sSL "http://www1.ecert.gov.hk/root/ecert_ca_1_pem.crt" --output cert.crt

Download certificate through wget:

wget -q "http://www1.ecert.gov.hk/root/ecert_ca_1_pem.crt" --output-document=cert.crt

CA Certificate Detail Information

Use openssl x509 to decode DER certificate to get detail information:

openssl x509 -in cert.crt -inform der -text -noout

Use openssl x509 to decode PEM certificate to get detail information:

openssl x509 -in cert.crt -inform pem -text -noout

Decoded detail certificate information:

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 1005 (0x3ed)
    Signature Algorithm: sha1WithRSAEncryption
        Issuer: C=HK, O=Hongkong Post, CN=Hongkong Post Root CA 1
        Validity
            Not Before: May 15 07:29:34 2003 GMT
            Not After : May 15 07:29:10 2013 GMT
        Subject: C=HK, O=Hongkong Post, CN=Hongkong Post e-Cert CA 1
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                RSA Public-Key: (2048 bit)
                Modulus:
                    00:cc:bb:2e:35:6d:02:8d:46:ca:76:d4:e5:71:5a:
                    ed:c9:23:85:69:e3:c5:60:79:5a:e2:2a:a2:c1:86:
                    67:4e:8a:b7:79:2c:3f:45:86:c8:88:4a:dc:34:98:
                    e5:d9:56:ec:09:f0:79:a9:b8:4e:29:86:fa:88:a5:
                    2b:b1:2a:1c:ff:78:20:93:58:ed:1d:b8:86:bb:5d:
                    9d:fa:b8:4b:f7:bd:62:68:c2:39:1c:9a:7f:eb:fb:
                    a5:77:00:dd:53:b3:fd:46:6b:7f:5e:a9:52:08:24:
                    63:15:0e:91:40:1f:5b:d2:dc:82:3b:60:ea:18:58:
                    99:1f:6f:08:08:c5:22:7c:d1:b5:71:ae:83:44:cc:
                    fd:93:d9:b5:bf:9b:82:61:16:11:82:d9:60:47:33:
                    c9:a8:6e:9b:ea:a9:11:4f:43:5b:9c:fb:0e:db:14:
                    cb:37:98:a7:3e:ce:ae:f5:16:34:ee:d2:cd:cd:01:
                    9b:b7:2d:72:1d:31:89:f6:a4:e3:34:6a:0c:fc:27:
                    76:27:ff:74:ad:ae:ed:d4:88:2e:c7:01:2b:a9:01:
                    c6:ac:6c:80:1f:e9:e7:6b:ae:86:1f:e1:9b:d0:42:
                    9e:28:89:a1:bd:6c:61:1c:86:3c:b0:82:11:90:3e:
                    7f:4c:16:af:80:cd:5d:52:90:28:e5:fc:b3:dd:dc:
                    51:51
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: critical
                CA:TRUE, pathlen:0
            X509v3 Key Usage: critical
                Digital Signature, Non Repudiation, Certificate Sign, CRL Sign
    Signature Algorithm: sha1WithRSAEncryption
         a1:70:77:16:b9:21:f0:61:13:25:44:56:cb:0a:dd:1e:7b:dc:
         e6:6a:d6:95:50:c6:82:a5:23:70:1e:eb:66:bd:a6:1b:9f:00:
         de:df:48:a9:26:45:33:c4:19:53:71:68:07:a7:9c:ca:4d:92:
         f3:53:c8:28:ae:c0:3e:a4:7a:73:9d:4d:95:2c:3f:92:af:53:
         8e:a5:e7:c9:fa:dd:38:66:69:00:62:94:c2:b2:2e:b9:48:41:
         0b:dd:d8:45:44:5f:df:1e:d4:ca:ff:82:4a:48:7b:99:de:8c:
         ae:1f:06:e3:38:d1:91:3e:8b:36:d7:68:7f:10:5c:36:d2:f4:
         79:47:66:9c:2b:c9:79:ff:a8:8f:92:5f:a3:2a:19:9f:aa:c1:
         dd:e5:57:bf:25:63:77:1b:4e:7e:e0:a9:2b:02:02:c5:8c:25:
         d4:87:d3:e6:15:37:86:b1:1e:c6:10:bb:8b:eb:14:02:df:7b:
         9d:1a:72:c3:44:02:dd:ba:66:9f:78:f0:0c:6c:aa:98:2d:46:
         fa:16:da:f3:15:bf:60:8a:1f:fe:b1:35:2d:fa:15:a6:7b:f0:
         5a:b3:75:70:97:ba:2c:c2:ac:cc:0d:a2:46:e2:af:ef:a8:ee:
         70:e3:c2:cf:bc:4d:67:28:43:28:57:0e:67:cc:9f:a1:7f:ee:
         1c:07:f4:d9

CA Certificate in PEM Format

Use openssl x509 to convert certificate from DER format to PEM format:

openssl x509 -in cert.crt -inform der

Converted PEM format certificate:

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Decode PEM Certificate online

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Page version: e13a7e3f2 2023-05-06