Create a Rule

POST https://api.fraudio.com/v1/rules

Endpoint Overview

The Rule creation endpoint is part of our Rules Management API, designed to streamline the way you define and handle fraud detection rules within your organization. With this endpoint, you can programmatically add new rules that specify conditions (triggers) and the resulting actions (allow, review, deny). Each rule can be prioritized and enabled or disabled as needed, providing you with robust and flexible control over fraud management.

tip

For any questions or uncertainties regarding this endpoint, our Support Team is available for assistance.

Request Parameters

Request parameters in JSON format

Toggle to view an example of request parameters in JSON format for creating a rule

json

{
  "externalId": "rule-1",
  "name": "Deny merchant",
  "description": "Deny suspicious merchant",
  "trigger": "transaction.merchant == \"suspicious-merchant-1\"",
  "action": "deny",
  "status": "enabled",
  "priority": 1
}

Request parameters: Field Reference Table

Field	Data Type	Description
externalId	String	Unique identifier for the rule from an external system.
name	String	Brief title for the rule.
description	String	Detailed explanation of the rule's functionality.
trigger	String	Logical expressions to evaluate incoming pre-auth transactions.
action	String	Action to take when the trigger is met. Can be allow, review, or deny.
status	String	Current state of the rule. Can be enabled, disabled, or archived.
priority	Integer	Priority level for the rule. Ranges from 1 (highest) to 5 (lowest).

Response Parameters

Status Code	Status Message	Description	Schema
200	OK	Standard response for successful HTTP requests.	200 OK - Rule creation response
4xx, 500, 501, 502, 503, 504	error	Various error messages for unsuccessful HTTP requests.	Problem response

Code Samples

Shell

curl -X POST 'https://api.fraudio.com/v1/rules' \
    -H 'Content-Type: application/json' \
    -H "authorization: Bearer $ACCESS_TOKEN" \
    --data-raw '{
   "externalId":"rule-1",
   "name":"Deny merchant",
   "description":"Deny suspicious merchant",
   "trigger":"transaction.merchant == \"suspicious-merchant-1\"",
   "action":"deny",
   "status":"enabled",
   "priority":1
}'

Python

import json
import os

import requests

rules_endpoint = "https://api.fraudio.com/v1/rules"
access_token = os.environ["ACCESS_TOKEN"]
rule = {
    "externalId": "rule-1",
    "name": "Deny merchant",
    "description": "Deny suspicious merchant",
    "trigger": "transaction.merchant == \"suspicious-merchant-1\"",
    "action": "deny",
    "status": "enabled",
    "priority": 1
}
headers = {
    "authorization": f"Bearer {access_token}",
    "Content-Type": "application/json",
}
r = requests.post(rules_endpoint, headers=headers, data=json.dumps(rule))
print(r.json())

Java

package com.fraudio;

import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

public class CreateRule {
  public static void main(String[] args) throws IOException, URISyntaxException, InterruptedException {
    String createRuleEndpoint = "https://api.fraudio.com/v1/rules";
    String accessToken = System.getenv("ACCESS_TOKEN");
    String rule = "{\"externalId\":\"rule-1\",\"name\":\"Deny merchant\",\"description\":\"Deny suspicious merchant\",\"trigger\":\"transaction.merchant == \\\"suspicious-merchant-1\\\"\",\"action\":\"deny\",\"status\":\"enabled\",\"priority\":1}";
    HttpRequest request = HttpRequest.newBuilder()
      .uri(new URI(createRuleEndpoint))
      .header("authorization", String.format("Bearer %s", accessToken))
      .header("Content-Type", "application/json")
      .POST(HttpRequest.BodyPublishers.ofString(rule))
      .build();
    HttpClient client = HttpClient.newHttpClient();
    HttpResponse < String > response = client.send(request, HttpResponse.BodyHandlers.ofString());
    String responseBody = response.body();
    System.out.println("Response Code: " + response.statusCode() + "\nResponse Body: " + responseBody);
  }
}

Perl

use LWP::UserAgent;
use HTTP::Request::Common;

my $create_rule_endpoint = 'https://api.fraudio.com/v1/rules';
my $access_token = $ENV{"ACCESS_TOKEN"};
my $rule = '{"externalId":"rule-1","name":"Deny merchant","description":"Deny suspicious merchant","trigger":"transaction.merchant == \"suspicious-merchant-1\"","action":"deny","status":"enabled","priority":1}';
my $req = HTTP::Request -> new(POST => $create_rule_endpoint);
$req -> header('authorization' => "Bearer $access_token", "Content-Type" => "application/json");
$req -> content($rule);
my $ua = LWP::UserAgent -> new;
my $resp = $ua -> request($req);
my $message = $resp -> decoded_content;
print "Received reply: $message";

PHP

<?php
$create_rule_endpoint = "https://api.fraudio.com/v1/rules";
$access_token = $_SERVER["ACCESS_TOKEN"];
$rule =
    "{\"externalId\":\"rule-1\",\"name\":\"Deny merchant\",\"description\":\"Deny suspicious merchant\",\"trigger\":\"transaction.merchant == \\\"suspicious-merchant-1\\\"\",\"action\":\"deny\",\"status\":\"enabled\",\"priority\":1}";
$options = [
    "http" => [
        "header" =>
            "authorization: Bearer $access_token\r\n" .
            "Content-Type: application/json\r\n",
        "method" => "POST",
        "content" => $rule,
    ],
];
$context = stream_context_create($options);
$result = file_get_contents($create_rule_endpoint, false, $context);
print $result;
?>