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<a id="jc.parsers.x509_cert"></a>

# jc.parsers.x509\_cert

jc - JSON Convert X.509 Certificate format file parser

This parser will convert DER and PEM encoded X.509 certificate files.

Usage (cli):

    $ cat certificate.pem | jc --x509-cert

Usage (module):

    import jc
    result = jc.parse('x509_cert', x509_cert_file_output)

Schema:

    [
      {
        "tbs_certificate": {
          "version":                      string,
          "serial_number":                string,  # [0]
          "signature": {
            "algorithm":                  string,
            "parameters":                 string/null,
          },
          "issuer": {
            "country_name":               string,
            "state_or_province_name"      string,
            "locality_name":              string,
            "organization_name":          array/string,
            "organizational_unit_name":   array/string,
            "common_name":                string,
            "email_address":              string
          },
          "validity": {
            "not_before":                 integer,  # [1]
            "not_after":                  integer,  # [1]
            "not_before_iso":             string,
            "not_after_iso":              string
          },
          "subject": {
            "country_name":               string,
            "state_or_province_name":     string,
            "locality_name":              string,
            "organization_name":          array/string,
            "organizational_unit_name":   array/string,
            "common_name":                string,
            "email_address":              string
          },
          "subject_public_key_info": {
            "algorithm": {
              "algorithm":                string,
              "parameters":               string/null,
            },
            "public_key": {
              "modulus":                  string,  # [0]
              "public_exponent":          integer
            }
          },
          "issuer_unique_id":             string/null,
          "subject_unique_id":            string/null,
          "extensions": [
            {
              "extn_id":                  string,
              "critical":                 boolean,
              "extn_value":               array/object/string/integer  # [2]
            }
          ]
        },
        "signature_algorithm": {
          "algorithm":                    string,
          "parameters":                   string/null
        },
        "signature_value":                string  # [0]
      }
    ]

    [0] in colon-delimited hex notation
    [1] time-zone-aware (UTC) epoch timestamp
    [2] See below for well-known Extension schemas:

        Basic Constraints:
        {
          "extn_id":                          "basic_constraints",
          "critical":                         boolean,
          "extn_value": {
            "ca":                             boolean,
            "path_len_constraint":            string/null
          }
        }

        Key Usage:
        {
          "extn_id":                          "key_usage",
          "critical":                         boolean,
          "extn_value": [
                                              string
          ]
        }

        Key Identifier:
        {
          "extn_id":                          "key_identifier",
          "critical":                         boolean,
          "extn_value":                       string  # [0]
        }

        Authority Key Identifier:
        {
          "extn_id":                          "authority_key_identifier",
          "critical":                         boolean,
          "extn_value": {
            "key_identifier":                 string,  # [0]
            "authority_cert_issuer":          string/null,
            "authority_cert_serial_number":   string/null
          }
        }

Examples:

    $ cat entrust-ec1.pem| jc --x509-cert -p
    [
      {
        "tbs_certificate": {
          "version": "v3",
          "serial_number": "a6:8b:79:29:00:00:00:00:50:d0:91:f9",
          "signature": {
            "algorithm": "sha384_ecdsa",
            "parameters": null
          },
          "issuer": {
            "country_name": "US",
            "organization_name": "Entrust, Inc.",
            "organizational_unit_name": [
              "See www.entrust.net/legal-terms",
              "(c) 2012 Entrust, Inc. - for authorized use only"
            ],
            "common_name": "Entrust Root Certification Authority - EC1"
          },
          "validity": {
            "not_before": 1355844336,
            "not_after": 2144764536,
            "not_before_iso": "2012-12-18T15:25:36+00:00",
            "not_after_iso": "2037-12-18T15:55:36+00:00"
          },
          "subject": {
            "country_name": "US",
            "organization_name": "Entrust, Inc.",
            "organizational_unit_name": [
              "See www.entrust.net/legal-terms",
              "(c) 2012 Entrust, Inc. - for authorized use only"
            ],
            "common_name": "Entrust Root Certification Authority - EC1"
          },
          "subject_public_key_info": {
            "algorithm": {
              "algorithm": "ec",
              "parameters": "secp384r1"
            },
            "public_key": "04:84:13:c9:d0:ba:6d:41:7b:e2:6c:d0:eb:55:..."
          },
          "issuer_unique_id": null,
          "subject_unique_id": null,
          "extensions": [
            {
              "extn_id": "key_usage",
              "critical": true,
              "extn_value": [
                "crl_sign",
                "key_cert_sign"
              ]
            },
            {
              "extn_id": "basic_constraints",
              "critical": true,
              "extn_value": {
                "ca": true,
                "path_len_constraint": null
              }
            },
            {
              "extn_id": "key_identifier",
              "critical": false,
              "extn_value": "b7:63:e7:1a:dd:8d:e9:08:a6:55:83:a4:e0:6a:..."
            }
          ]
        },
        "signature_algorithm": {
          "algorithm": "sha384_ecdsa",
          "parameters": null
        },
        "signature_value": "30:64:02:30:61:79:d8:e5:42:47:df:1c:ae:53:..."
      }
    ]

<a id="jc.parsers.x509_cert.parse"></a>

### parse

```python
def parse(data: Union[str, bytes],
          raw: bool = False,
          quiet: bool = False) -> List[Dict]
```

Main text parsing function

Parameters:

    data:        (string)  text data to parse
    raw:         (boolean) unprocessed output if True
    quiet:       (boolean) suppress warning messages if True

Returns:

    List of Dictionaries. Raw or processed structured data.

### Parser Information
Compatibility:  linux, darwin, cygwin, win32, aix, freebsd

Version 1.0 by Kelly Brazil (kellyjonbrazil@gmail.com)