> ## Documentation Index
> Fetch the complete documentation index at: https://developers.uqpay.com/llms.txt
> Use this file to discover all available pages before exploring further.

# 3DS OTP

> Published when a 3D Secure authentication is triggered and an OTP is generated.

## Event Types

| Event Type     | Description                    |
| -------------- | ------------------------------ |
| `card.3ds.otp` | A 3D Secure OTP was generated. |


## OpenAPI

````yaml webhooks-issuing.yaml webhook threeDSecureOtp
openapi: 3.1.0
info:
  title: Issuing Webhooks
  version: 1.6.0
  description: |
    Webhook events for the Card Issuance product. UQPAY sends these events to
    your registered webhook endpoint as HTTP POST requests with a JSON body.

    All events share a common envelope (`event_id`, `event_name`, `event_type`,
    `source_id`, `version`) and carry event-specific data in the `data` field.
servers: []
security: []
paths: {}

````