cfssl/transport/example/config_auth.json

{
  "auth_keys": {
    "client": {
      "type": "standard",
      "key": "52abb3ac91971bb72bce17e7a289cd04476490b19e0d8eb7810dc42d4ac16c41"
    },
    "server": {
      "type": "standard",
      "key": "4f4f26686209f672e0ec7b19cbbc8b6d94fdd12cc0b20326f9005d5f234e6e3e"
    }
  },
  "signing": {
    "default": {
      "expiry": "168h"
    },
    "profiles": {
      "client": {
        "auth_key": "client",
        "expiry": "1h",
        "usages": [
          "signing",
          "key encipherment",
          "client auth"
        ]
      },
      "server": {
        "auth_key": "server",
        "expiry": "8760h",
        "usages": [
          "signing",
          "key encipherment",
          "server auth"
        ]
      }
    }
  }
}