{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "hashFunction": {
      "description": "The hashing algorithm to use, defaults to 'md5'. All functions from Node.JS' crypto.createHash are supported.",
      "type": "string",
      "minLength": 1
    },
    "hashDigest": {
      "description": "The encoding to use when generating the hash, defaults to 'base64'. All encodings from Node.JS' hash.digest are supported.",
      "enum": ["hex", "latin1", "base64"]
    },
    "hashDigestLength": {
      "description": "The prefix length of the hash digest to use, defaults to 4.",
      "type": "number",
      "minimum": 1
    }
  }
}