# Signifyd Webhooks API

**Canonical:** https://apis.io/apis/signifyd/signifyd-webhooks-api/  
**Provider:** Signifyd — https://apis.io/providers/signifyd/  
**Documentation:** https://developer.signifyd.com/main/docs/configuring-webhooks

Signifyd Webhooks API is one of 8 APIs that [Signifyd](https://apis.io/providers/signifyd/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Webhook, Event, Decisions, and Async. The published artifact set on APIs.io includes API documentation.

Receive asynchronous decision notifications from Signifyd. The primary topic is ORDER_CHECKPOINT_ACTION_UPDATE, covering CHECKOUT, SALE, TRANSACTION, REROUTE, MERCHANT_REVIEW, and SIGNIFYD_REVIEW checkpoints. Each delivery is signed with an HMAC-SHA256 signature in the SIGNIFYD-SEC-HMAC-SHA256 header, keyed by the team's API key, so receivers can verify authenticity.

## Machine-readable artifacts (2)

- **Documentation** — https://developer.signifyd.com/main/docs/configuring-webhooks
- **Documentation** — https://developer.signifyd.com/main/reference

## Other Signifyd APIs (7)

- [Signifyd Sale (Checkout) API](https://apis.io/apis/signifyd/signifyd-sale-api/)
- [Signifyd Transaction API](https://apis.io/apis/signifyd/signifyd-transaction-api/)
- [Signifyd Decisions API](https://apis.io/apis/signifyd/signifyd-decisions-api/)
- [Signifyd Feedback API](https://apis.io/apis/signifyd/signifyd-feedback-api/)
- [Signifyd Returns API](https://apis.io/apis/signifyd/signifyd-returns-api/)
- [Signifyd Sales Tax API](https://apis.io/apis/signifyd/signifyd-sales-tax-api/)
- [Signifyd Account Protection API](https://apis.io/apis/signifyd/signifyd-account-protection-api/)

## Tags

Webhook, Event, Decisions, Async

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/signifyd/signifyd-webhooks-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/signifyd/.