crca2099.cer: CN=Cisco Root CA 2099,O=Cisco (Root Certificate, Expiring 2099-08-09) detail info and audit record

 

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CA Certificate Information and Audit Record

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

Download certificate through curl:

curl -sSL "https://www.cisco.com/security/pki/certs/crca2099.cer" --output cert.crt

Download certificate through wget:

wget -q "https://www.cisco.com/security/pki/certs/crca2099.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:
            01:9a:33:58:78:ce:16:c1:c1
    Signature Algorithm: sha256WithRSAEncryption
        Issuer: O=Cisco, CN=Cisco Root CA 2099
        Validity
            Not Before: Aug  9 20:58:28 2016 GMT
            Not After : Aug  9 20:58:28 2099 GMT
        Subject: O=Cisco, CN=Cisco Root CA 2099
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                RSA Public-Key: (2048 bit)
                Modulus:
                    00:d3:b6:e3:35:7e:0d:3e:f4:67:e5:8a:4e:1a:c6:
                    50:8a:d4:8d:9f:6f:71:12:08:bf:3e:b6:4f:24:39:
                    79:61:7e:b2:7f:ce:57:d1:6d:ee:b4:c5:13:f4:89:
                    41:8c:29:62:81:8f:42:2f:bd:61:5f:e0:05:bf:9f:
                    2c:c2:47:cb:a3:4e:de:1a:d7:51:1b:e7:94:80:29:
                    76:d7:61:0e:cb:e1:83:20:fa:59:99:9a:0f:c8:bf:
                    71:89:11:cd:c7:09:85:34:06:c6:3c:83:d2:ee:2c:
                    cb:ea:c2:23:66:03:03:36:8d:6c:cd:ab:41:0f:02:
                    bb:7f:17:a4:62:40:aa:ba:4d:ad:de:ed:52:1f:0d:
                    9e:c9:eb:93:80:db:10:12:03:61:6b:49:ef:55:8f:
                    de:ca:a5:04:5e:0d:c9:ba:1b:b7:2a:14:7e:5f:f8:
                    2a:dd:43:8a:b0:01:ae:33:58:dc:8c:de:43:a9:51:
                    be:b7:ec:33:5d:f6:6f:a7:e9:61:02:c9:cf:c8:50:
                    3f:b6:7b:ec:a9:db:59:01:64:82:87:ec:9b:c3:a6:
                    ed:94:ec:d0:4f:7e:be:76:98:55:fc:01:f0:99:82:
                    45:d5:eb:d6:e9:fa:26:1f:b1:a1:f5:0e:f5:c8:7c:
                    fa:4d:a7:dd:f3:18:a5:12:5f:11:23:e3:0f:3c:d6:
                    dd:b3
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Key Usage: critical
                Certificate Sign, CRL Sign
            X509v3 Basic Constraints: critical
                CA:TRUE
            X509v3 Subject Key Identifier: 
                38:95:57:0F:34:23:4E:F3:A1:26:20:BA:14:91:C7:41:88:1D:A3:5B
    Signature Algorithm: sha256WithRSAEncryption
         8d:e2:99:a3:ee:31:77:4e:53:16:da:bd:f6:72:a7:58:0d:09:
         f8:39:b2:74:13:a7:3c:cc:18:94:3a:ca:7c:12:9e:db:05:6e:
         e4:02:4c:bd:18:e0:24:8a:18:fc:21:d5:3d:a0:8e:58:7e:7c:
         51:3a:9f:8e:2f:79:79:46:ab:c9:0f:ec:df:a4:4a:ac:18:0c:
         32:5c:2b:58:d2:2d:c4:4e:b6:e4:f1:ee:68:de:84:8c:3d:56:
         75:68:91:31:9d:a1:cb:c1:78:14:22:b3:e6:18:14:12:f3:7e:
         3d:43:59:c2:c3:e7:a5:4e:aa:dc:0c:b4:fb:5d:53:e1:3a:e2:
         c0:25:7c:90:9c:77:71:6b:b4:36:f4:f2:a5:80:82:5c:cb:1c:
         49:f2:c5:41:1d:77:6e:8f:b5:cf:a5:cd:9b:7d:12:79:c9:ab:
         c6:49:90:05:53:2a:8c:26:4c:56:f0:31:87:15:b5:88:69:d8:
         74:f4:50:b8:da:ad:d3:12:13:cc:24:84:46:a8:37:41:55:6a:
         62:71:49:52:43:55:37:a8:f4:76:69:8c:54:a6:61:d7:b1:e0:
         a8:b9:c5:3c:a9:26:06:53:50:f6:14:1c:34:cd:c2:4b:35:6f:
         10:02:b4:08:21:28:fc:d2:7f:c7:36:7a:59:7d:7f:7f:c0:df:
         d5:e5:db:16

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-----
MIIDITCCAgmgAwIBAgIJAZozWHjOFsHBMA0GCSqGSIb3DQEBCwUAMC0xDjAMBgNV
BAoTBUNpc2NvMRswGQYDVQQDExJDaXNjbyBSb290IENBIDIwOTkwIBcNMTYwODA5
MjA1ODI4WhgPMjA5OTA4MDkyMDU4MjhaMC0xDjAMBgNVBAoTBUNpc2NvMRswGQYD
VQQDExJDaXNjbyBSb290IENBIDIwOTkwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
ggEKAoIBAQDTtuM1fg0+9Gflik4axlCK1I2fb3ESCL8+tk8kOXlhfrJ/zlfRbe60
xRP0iUGMKWKBj0IvvWFf4AW/nyzCR8ujTt4a11Eb55SAKXbXYQ7L4YMg+lmZmg/I
v3GJEc3HCYU0BsY8g9LuLMvqwiNmAwM2jWzNq0EPArt/F6RiQKq6Ta3e7VIfDZ7J
65OA2xASA2FrSe9Vj97KpQReDcm6G7cqFH5f+CrdQ4qwAa4zWNyM3kOpUb637DNd
9m+n6WECyc/IUD+2e+yp21kBZIKH7JvDpu2U7NBPfr52mFX8AfCZgkXV69bp+iYf
saH1DvXIfPpNp93zGKUSXxEj4w881t2zAgMBAAGjQjBAMA4GA1UdDwEB/wQEAwIB
BjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBQ4lVcPNCNO86EmILoUkcdBiB2j
WzANBgkqhkiG9w0BAQsFAAOCAQEAjeKZo+4xd05TFtq99nKnWA0J+DmydBOnPMwY
lDrKfBKe2wVu5AJMvRjgJIoY/CHVPaCOWH58UTqfji95eUaryQ/s36RKrBgMMlwr
WNItxE625PHuaN6EjD1WdWiRMZ2hy8F4FCKz5hgUEvN+PUNZwsPnpU6q3Ay0+11T
4TriwCV8kJx3cWu0NvTypYCCXMscSfLFQR13bo+1z6XNm30SecmrxkmQBVMqjCZM
VvAxhxW1iGnYdPRQuNqt0xITzCSERqg3QVVqYnFJUkNVN6j0dmmMVKZh17HgqLnF
PKkmBlNQ9hQcNM3CSzVvEAK0CCEo/NJ/xzZ6WX1/f8Df1eXbFg==
-----END CERTIFICATE-----

Decode PEM Certificate online

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Page version: e13a7e3f2 2023-05-06