# Attest

POST /v1/link-challenges/{challenge_id}/attest

Attest

Authentication: bearer access token with audience `taifa-management`. Endpoint roles and eligibility are reviewed separately from the OpenAPI bearer scheme.

No operation-specific scopes are declared in the OpenAPI document. Bearer authentication and endpoint authorization requirements still apply.

## Parameters

| Name | In | Type | Required | Description |
| --- | --- | --- | --- | --- |
| `challenge_id` | path | string | Yes |  |
| `idempotency-key` | header | string | Yes |  |

## Request body

### application/json

Required; Attestation

| Field | Variant | Type | Required | Description |
| --- | --- | --- | --- | --- |
| `reason` |  | string | Yes | Validation: min length 8; max length 500 |
| `local_account_id` |  | string | Yes | Validation: min length 1; max length 200 |
| `local_auth_time` |  | integer | Yes |  |
| `local_auth_method` |  | string | Yes | Validation: min length 1; max length 100 |
| `local_session_digest` |  | string | Yes | Validation: pattern ^[0-9a-f]{64}$ |
| `central_issuer` |  | string | Yes |  |
| `central_subject` |  | string | Yes |  |
| `central_auth_time` |  | integer | Yes |  |
| `central_acr` |  | taifa-mfa \| taifa-phishing-resistant | Yes |  |
| `central_sid_digest` |  | string | Yes | Validation: pattern ^[0-9a-f]{64}$ |

## Responses

### 201

Successful Response

No fields declared in the current specification.

### 422

Validation Error

| Field | Variant | Type | Required | Description |
| --- | --- | --- | --- | --- |
| `detail` |  | ValidationError[] | No |  |

## Request examples

Illustrative only. Replace placeholders and keep management tokens on the server.

### cURL

```sh
curl -X POST 'https://YOUR_IDENTITY_HOST/v1/link-challenges/REPLACE_WITH_CHALLENGE_ID/attest' \
  -H 'Authorization: Bearer YOUR_ACCESS_TOKEN' \
  -H 'idempotency-key: REPLACE_WITH_IDEMPOTENCY_KEY' \
  -H 'Content-Type: application/json' \
  --data '{
  "reason": "REPLACE_WITH_REASON",
  "local_account_id": "REPLACE_WITH_LOCAL_ACCOUNT_ID",
  "local_auth_time": 0,
  "local_auth_method": "REPLACE_WITH_LOCAL_AUTH_METHOD",
  "local_session_digest": "REPLACE_WITH_LOCAL_SESSION_DIGEST",
  "central_issuer": "REPLACE_WITH_CENTRAL_ISSUER",
  "central_subject": "REPLACE_WITH_CENTRAL_SUBJECT",
  "central_auth_time": 0,
  "central_acr": "REPLACE_WITH_CENTRAL_ACR",
  "central_sid_digest": "REPLACE_WITH_CENTRAL_SID_DIGEST"
}'
```

### TypeScript (Node.js/server-side)

```typescript
const response = await fetch('https://YOUR_IDENTITY_HOST/v1/link-challenges/REPLACE_WITH_CHALLENGE_ID/attest', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.TAIFA_MANAGEMENT_TOKEN}`,
    'idempotency-key': 'REPLACE_WITH_IDEMPOTENCY_KEY',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
  "reason": "REPLACE_WITH_REASON",
  "local_account_id": "REPLACE_WITH_LOCAL_ACCOUNT_ID",
  "local_auth_time": 0,
  "local_auth_method": "REPLACE_WITH_LOCAL_AUTH_METHOD",
  "local_session_digest": "REPLACE_WITH_LOCAL_SESSION_DIGEST",
  "central_issuer": "REPLACE_WITH_CENTRAL_ISSUER",
  "central_subject": "REPLACE_WITH_CENTRAL_SUBJECT",
  "central_auth_time": 0,
  "central_acr": "REPLACE_WITH_CENTRAL_ACR",
  "central_sid_digest": "REPLACE_WITH_CENTRAL_SID_DIGEST"
})
});

const result = await response.json();
```

### Python

```python
import os
import json
import requests

response = requests.request(
    'POST',
    'https://YOUR_IDENTITY_HOST/v1/link-challenges/REPLACE_WITH_CHALLENGE_ID/attest',
    headers={'Authorization': 'Bearer ' + os.environ['TAIFA_MANAGEMENT_TOKEN'], 'idempotency-key': 'REPLACE_WITH_IDEMPOTENCY_KEY'},
    json=json.loads('{"reason":"REPLACE_WITH_REASON","local_account_id":"REPLACE_WITH_LOCAL_ACCOUNT_ID","local_auth_time":0,"local_auth_method":"REPLACE_WITH_LOCAL_AUTH_METHOD","local_session_digest":"REPLACE_WITH_LOCAL_SESSION_DIGEST","central_issuer":"REPLACE_WITH_CENTRAL_ISSUER","central_subject":"REPLACE_WITH_CENTRAL_SUBJECT","central_auth_time":0,"central_acr":"REPLACE_WITH_CENTRAL_ACR","central_sid_digest":"REPLACE_WITH_CENTRAL_SID_DIGEST"}')
)
response.raise_for_status()
```

## Response example

No response example in the current specification.