---
title: "Create a device fingerprint"
method: POST
path: "/v2/profiles/{profileId}/device-fingerprints"
tags: ["sca-device-fingerprints"]
---

# Create a device fingerprint

`POST /v2/profiles/{profileId}/device-fingerprints`

Creates a new device fingerprint factor used to resolve a SCA possession challenge type.

The request and response are encrypted using the JOSE framework. Please refer to the [SCA over API guide](/guides/developer/auth-and-security/sca-over-api) to understand how encryption and decryption work.

## Path parameters

- `profileId` integer, required

## Headers

- `Accept` string, required
- `Accept-Encoding` string, required
- `Content-Encoding` string, required
- `X-tw-jose-method` string, required
- `X-External-Correlation-Id` string, uuid

## Response `200`

The device fingerprint has been successfully created.

- object
  - `deviceFingerprintId` string, uuid — The identifier of the device fingerprint.
  - `createdAt` string, date-time — The device fingerprint creation timestamp.

## Other responses

- `400` — Maximum number of device fingerprints reached (default is 3).
- `409` — The device fingerprint has already been created.
- `429` — Rate limit exceeded. Retry after the number of seconds specified in the `Retry-After` header.

---

[API](https://skmtc.net/wise/apis/platform-api.md) · [All operations](https://skmtc.net/wise/apis/platform-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/wise/platform-api/revisions/4907a1d269ab/schema)