---
title: "Issuer’s endpoint to handle VCAs validate flow"
method: POST
path: "/issuer-vcas-validate-endpoint"
tags: ["VCAS"]
---

# Issuer’s endpoint to handle VCAs validate flow

`POST /issuer-vcas-validate-endpoint`

## Request

- Base URL: `https://api-sandbox.pismolabs.io/3ds-acs`
- URL: `https://api-sandbox.pismolabs.io/3ds-acs/issuer-vcas-validate-endpoint`
- Auth: none declared

Informs the issuer about the validation flow.

## Request body

- VCASValidateRequest
  - `id` string, required: Pismo-generated unique authentication ID
  - `provider` 'VCAS', required: Third-party provider name
  - `type` 'VALIDATE', required: To validate the credential (e.g., OTP) provided by the cardholder during a step-up authentication flow.
  - `raw_provider` RawProvider, required: All non-PCI information received from provider. Check provider documentation for details.

## Response `200`

OK

- VCASValidateResponse
  - `raw_response` object: Raw response to VCAS Validate request, according with VCAS documentation.

---

[API](https://skmtc.dev/pismo/apis/card-issuing-3ds-authentication.md) - [All operations](https://skmtc.dev/pismo/apis/card-issuing-3ds-authentication/llms.txt) - [OpenAPI document](https://skmtc.dev/pismo/apis/card-issuing-3ds-authentication/revisions/ed3d19646ffb?raw)