Amazon-ECDSA-384-M03.cer: CN=Amazon ECDSA 384 M03,O=Amazon,C=US (Intermediate Certificate, Expiring 2030-08-23) 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 "https://www.amazontrust.com/repository/Amazon-ECDSA-384-M03.cer" --output cert.crt

Download certificate through wget:

wget -q "https://www.amazontrust.com/repository/Amazon-ECDSA-384-M03.cer" --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:
            07:73:12:80:34:d8:cf:08:cd:09:fa:7a:c2:6f:d3:da:bc:99:84
    Signature Algorithm: ecdsa-with-SHA384
        Issuer: C=US, O=Amazon, CN=Amazon Root CA 4
        Validity
            Not Before: Aug 23 22:37:27 2022 GMT
            Not After : Aug 23 22:37:27 2030 GMT
        Subject: C=US, O=Amazon, CN=Amazon ECDSA 384 M03
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (384 bit)
                pub: 
                    04:2d:14:7c:76:67:22:36:0f:d8:37:dd:f5:e2:e1:
                    a2:04:b6:a3:d0:30:31:fd:0f:74:a1:d0:14:46:00:
                    18:ce:a1:2d:48:d4:e9:f9:6d:dc:63:1b:72:fb:b1:
                    78:3e:6a:2e:bd:50:ac:2c:6c:cd:24:3d:19:60:60:
                    ff:b3:95:bf:c9:6e:ba:f4:2f:88:08:23:61:41:30:
                    2b:c1:77:d1:c3:69:cc:87:67:0a:2a:63:76:92:4b:
                    36:88:5b:7e:1e:14:be
                ASN1 OID: secp384r1
                NIST CURVE: P-384
        X509v3 extensions:
            X509v3 Basic Constraints: critical
                CA:TRUE, pathlen:0
            X509v3 Key Usage: critical
                Digital Signature, Certificate Sign, CRL Sign
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Subject Key Identifier: 
                A8:E5:E3:A5:FA:49:28:BE:C6:7D:FE:22:DC:82:FA:0C:2D:86:47:18
            X509v3 Authority Key Identifier: 
                keyid:D3:EC:C7:3A:65:6E:CC:E1:DA:76:9A:56:FB:9C:F3:86:6D:57:E5:81

            Authority Information Access: 
                OCSP - URI:http://ocsp.rootca4.amazontrust.com
                CA Issuers - URI:http://crt.rootca4.amazontrust.com/rootca4.cer

            X509v3 CRL Distribution Points: 

                Full Name:
                  URI:http://crl.rootca4.amazontrust.com/rootca4.crl

            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1

    Signature Algorithm: ecdsa-with-SHA384
         30:66:02:31:00:d7:6c:83:2b:d4:c3:4c:27:30:8e:92:b6:32:
         d1:6f:54:07:c3:76:5f:9b:ab:41:2f:d8:49:0a:7c:f6:8c:8d:
         26:98:13:be:60:1f:2a:0f:cc:dc:46:70:14:bf:5f:90:0b:02:
         31:00:8a:3f:cf:d9:7b:8b:ad:e2:05:eb:3c:fa:8a:2c:80:7d:
         20:75:5b:2a:39:9b:e4:2e:7c:83:4b:35:9e:32:29:a6:b6:eb:
         2d:b2:87:69:e9:90:d4:a5:dd:92:8a:64:9d:bb

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