Signifyd

Signifyd: Automated Commerce Protection Platform

Signifyd is a leading commerce protection platform that utilizes big data and machine learning to provide an end-to-end financial guarantee against fraud. Trusted by major brands across retail, electronics, and digital goods, Signifyd focuses on fully automating fraud decisions to scale with high-growth businesses and eliminate the bottleneck of manual review.

Capabilities:

  • Complete Financial Guarantee: Offers a 100% financial guarantee against both fraudulent chargebacks and Item Not Received (INR) claims for approved orders.
  • Zero Manual Review: Designed to fully automate decision-making, allowing merchants to reallocate their internal fraud teams to other revenue-generating tasks.
  • Signifyd Commerce Network: Leverages cross-merchant intelligence from thousands of retailers to identify anomalous behavior and recognize returning good customers instantly.
  • Seamless Scalability: Easily handles massive traffic spikes (like Black Friday/Cyber Monday) without performance degradation or decision delays.

How It Works With Our Orchestration Engine: Signifyd’s API returns a distinct Guarantee decision (Approved or Declined) along with a detailed risk score. Our platform absorbs this data and maps it to our three core tiers. A Guarantee Approved automatically categorizes as Low Risk (routed directly for capture), while borderline scores can be mapped to Medium Risk (to run a 3DS check before finalizing the Signifyd guarantee), and Guarantee Declined maps to High Risk (instantly blocked), giving you complete control over the automated flow.

Risk Tiers

The table below outline how the raw responses and risk scores from each supported provider are mapped to these standardized levels, along with the default routing actions triggered by each tier. Keep in mind that while these represent our standard configurations, you have full control to customize what triggers each risk level to perfectly align with your business's unique risk appetite.

Signifyd typically responds with a Guarantee decision and a risk score. We map these directly to your routing engine.

Provider's Raw Response (Example)Our Standardized Risk LevelDefault Routing Strategy
Guarantee Approved / Score: 0-499🟢 LOW RISKProcess directly via preferred gateway (e.g., Adyen)
Manual Review / Score: 500-799🟡 MEDIUM RISKStep-up authentication: Trigger 3D Secure (3DS)
Guarantee Declined / Score: 800+🔴 HIGH RISKDeny transaction OR Route to specialized high-risk gateway

Integrate Signifyd

As a payment and fraud orchestrator, our platform allows you to easily connect your Signifyd account directly into your payment flow. This enables you to leverage Signifyd's antifraud as part of a sophisticated, rules-based payment strategy, helping you optimize acceptance rates and reduce costs.

This guide will walk you through the credentials needed to connect Signifyd in our Admin.

Requisites

Before you can configure Signifyd in our Admin, you must have an active merchant account with them. During your onboarding, Signifyd will provide you with a set of unique credentials for your direct integration.

Please gather the following required fields from your Signifyd integration manager or welcome documents:

  • Team name: Name of the team related to the credentials.
  • API Key: Alfanumeric value containing numbers upper and lower case letters.
  • Coverage type: Coverage Policy with Signifyd, allowed values: FRAUD, INR, SNAD, ALL, NONE.
  • Decision mechanism: Type of evaluation, allowed values: SIGNIFYD_RECOMMENDATION, POLICY_ONLY_ACCEPT, INFO_ONLY

1. Configure device fingerprinting

  1. When connecting to Deuna via Payment Widget and Payment link follow this guide.

  2. When connecting to Deuna by direct API, follow this guide.

  3. For either connection, you have to add Signifyd in the providers object with the following parameters:

    	SIGNIFYD: {}
  4. No need to additional parameters.

  5. For API connections, send the output to DEUNA in the device_id field in base64.

2. Configuration Steps in Deuna's Admin

Connecting Signifyd is a simple, one-time setup in our Admin portal.

  1. Log in to your Admin portal.

  2. Go to Connections.

  3. Search for Signifyd and click Connect.

  4. A form will appear. Enter the following information and credentials:

NameDetail
Team Name
Team name provided by Signifyd
API KeyAPI Key provided by Signifyd
Coverage RequestsProvided by Signifyd, Accepted values: FRAUD, INR, SNAD, ALL, NONE
Decision mechanismProvided by Signifyd, Accepted values: SIGNIFYD_RECOMMENDATION, POLICY_ONLY_ACCEPT, INFO_ONLY
Default Gateway nameDefault value "0". In case Signifyd requires to send in the Checkout event the name of the Payment Gateway. Confirm it with your Deuna's advisor.
Seller Domain URLMerchant's URL. Default value "0".
Domain creation date in the Seller's platformDate of the website creation. Default value "0".
Seller e-mailMerchant's email. Default value "0".
Seller phoneMerchant's phone.Default value "0".
Seller Street addressMerchant's Street Address.Default value "0".
Seller Postal CodeMerchant's Postal Code.Default value "0".
Seller CityMerchant's City.Default value "0".
Seller Province CodeMerchant's 2-3 digit Province or State Code.Default value "0".
Seller Country codeMerchant's two-digit Country Code as "MX".Default value "0".
Send Authorization code in Transaction EndpointMerchant's email.Default value "No" otherwise advised by Signifyd or your Deuna's advisor.
  1. Click "Save".
  2. Our system will validate the credentials, and Signifyd will appear as "Active" in your list of connected processors.

3. Add Signifyd to your transaction flow

Go to the Payment Strategy section of the Admin to build rules that define how do you want to process the transactions evaluated by Signifyd.


4. Test the integration (Sandbox Environment)

  1. In the Admin, enable the toggle Test mode
  2. Create the connection and Payment strategy with Signifyd as explained in Section 2
  3. Make the following transactions:
ResultFieldValue
Aprovebilling_address.emailany
Denyorder.total_amount>25,000.00
ReviewRequest to your Signifyd's KAM

The following values should appear in the Fraud section:

  • Pre Authorization
  • Post Authorization

6. Deploy Signifyd to Production

  1. In the DEUNA Admin configure the merchant for Production
    1. Unselect Test Mode
    2. Configure Signifyd as an anti-fraud provider using Production credentials, setting live or production as Environment
    3. Configure the payment gateways and establish a Payment Strategy.

Your Signifyd connection is now active!


📘

Additional Signifyd Events

In order to offer a full chargeback coverage, Signifyd requires to receive updates of the order's journey. Fulfilling their requirements will depend on the integration type with Deuna:

  • VTEX merchants: Configured by your Deuna advisor.
  • API and checkout merchants:
    • Delivery updates: must be sent directly to Signifyd following their guide.
    • Refunds: should include the items being refunded according to the refund guide.



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