---
title: "Verify device signing challenge"
method: PUT
path: "/v1/mfa/challenges/devices/{id}"
tags: ["Device signing challenges"]
---

# Verify device signing challenge

`PUT /v1/mfa/challenges/devices/{id}`

Verifies the customer's device signature to complete a device signing challenge.

## Path parameters

- `id` string, required

## Request body

- object
  - `signature` string — The raw hex-encoded signature for the challenge.
  - `device_data` string — Base64 encoded device data as provided by Seon SDK. Details of Seon SDK integration can be found in the [device monitoring guide](https://docs.solarisgroup.com/guides/kyc/device-monitoring/).

## Response `204`

Challenge successful

## Other responses

- `400` — Validation error
- `401` — Unauthorized
- `403` — No access
- `404` — Not found
- `409` — Conflict
- `500` — Internal server error

---

[API](https://skmtc.net/solarisgroup/apis/device-management.md) · [All operations](https://skmtc.net/solarisgroup/apis/device-management/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/solarisgroup/device-management/revisions/80dd46738839/schema)