> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.goodflag.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.goodflag.com/_mcp/server.

# Vérifier une clé

POST https://lp7signbox.example.com/LP7SignBox/signature/checkKey
Content-Type: application/json

Vérifie qu'une clé détenue par le serveur existe et que le mot de passe fourni est valide.

**Authentification :** TLS mutuel (certificat client).

Reference: https://docs.goodflag.com/cachetage/api-reference/documentation-api/signature/check-key

## Request

### Body (application/json)

This endpoint expects an object.

- `keyReference` (object, required) — L'identité numérique à vérifier.
  - `reference` (string, required) — L'empreinte SHA-1 du certificat, en hexadécimal.
  - `authToken` (string, optional) — Le jeton d'autorisation de la clé. Utilisé uniquement avec les clés à usage unique générées par LP7SignBox.
  - `password` (string, optional) — Le mot de passe de protection de la clé de signature.
  - `transactionId` (string, optional) — L'identifiant de la transaction de signature à laquelle la clé est liée.
- `requestID` (string, optional) — L'identifiant de la requête, choisi par l'appelant. Renvoyé tel quel dans la réponse.

## Response

### 200

L'opération a été traitée. Le résultat est donné par le champ result, renseigné aussi lorsque l'opération a échoué pour une raison métier.

- `result` (object, required) — Les codes et le message de retour du serveur.
  - `resultMajor` (integer, required) — Le code majeur de retour. 0 signifie que l'opération a réussi, 1 une requête mal formée, 2 une erreur du serveur.
  - `resultMinor` (integer, required) — Le code mineur de retour, qui détaille le code majeur. 0 lorsque l'opération a réussi.
  - `resultMessage` (string, required) — Un message décrivant le statut de l'opération.
- `requestID` (string, optional) — L'identifiant de la requête, choisi par l'appelant. Renvoyé tel quel dans la réponse.

## Errors

### 400 Bad Request Error

Bad Request. La requête HTTP est mal formée au regard du standard HTTP. Les erreurs métier ne sont pas signalées par ce statut : elles sont retournées avec le statut 200 dans le champ result.

- `any`

## Examples

**Request**

```json
{
  "keyReference": {
    "reference": "007AD08A9E5732BE18CC58CCA4B6DA88712402A6",
    "password": "1234"
  },
  "requestID": "check-2026-09-11-0001"
}
```

**Response**

```json
{
  "result": {
    "resultMajor": 0,
    "resultMinor": 0,
    "resultMessage": "OK"
  },
  "requestID": "check-2026-09-11-0001"
}
```

**SDK Code**

```python Signature_checkKey_example
import requests

url = "https://lp7signbox.example.com/LP7SignBox/signature/checkKey"

payload = {
    "keyReference": {
        "reference": "007AD08A9E5732BE18CC58CCA4B6DA88712402A6",
        "password": "1234"
    },
    "requestID": "check-2026-09-11-0001"
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript Signature_checkKey_example
const url = 'https://lp7signbox.example.com/LP7SignBox/signature/checkKey';
const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: '{"keyReference":{"reference":"007AD08A9E5732BE18CC58CCA4B6DA88712402A6","password":"1234"},"requestID":"check-2026-09-11-0001"}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go Signature_checkKey_example
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://lp7signbox.example.com/LP7SignBox/signature/checkKey"

	payload := strings.NewReader("{\n  \"keyReference\": {\n    \"reference\": \"007AD08A9E5732BE18CC58CCA4B6DA88712402A6\",\n    \"password\": \"1234\"\n  },\n  \"requestID\": \"check-2026-09-11-0001\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby Signature_checkKey_example
require 'uri'
require 'net/http'

url = URI("https://lp7signbox.example.com/LP7SignBox/signature/checkKey")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"keyReference\": {\n    \"reference\": \"007AD08A9E5732BE18CC58CCA4B6DA88712402A6\",\n    \"password\": \"1234\"\n  },\n  \"requestID\": \"check-2026-09-11-0001\"\n}"

response = http.request(request)
puts response.read_body
```

```java Signature_checkKey_example
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://lp7signbox.example.com/LP7SignBox/signature/checkKey")
  .header("Content-Type", "application/json")
  .body("{\n  \"keyReference\": {\n    \"reference\": \"007AD08A9E5732BE18CC58CCA4B6DA88712402A6\",\n    \"password\": \"1234\"\n  },\n  \"requestID\": \"check-2026-09-11-0001\"\n}")
  .asString();
```

```php Signature_checkKey_example
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://lp7signbox.example.com/LP7SignBox/signature/checkKey', [
  'body' => '{
  "keyReference": {
    "reference": "007AD08A9E5732BE18CC58CCA4B6DA88712402A6",
    "password": "1234"
  },
  "requestID": "check-2026-09-11-0001"
}',
  'headers' => [
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp Signature_checkKey_example
using RestSharp;

var client = new RestClient("https://lp7signbox.example.com/LP7SignBox/signature/checkKey");
var request = new RestRequest(Method.POST);
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"keyReference\": {\n    \"reference\": \"007AD08A9E5732BE18CC58CCA4B6DA88712402A6\",\n    \"password\": \"1234\"\n  },\n  \"requestID\": \"check-2026-09-11-0001\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift Signature_checkKey_example
import Foundation

let headers = ["Content-Type": "application/json"]
let parameters = [
  "keyReference": [
    "reference": "007AD08A9E5732BE18CC58CCA4B6DA88712402A6",
    "password": "1234"
  ],
  "requestID": "check-2026-09-11-0001"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://lp7signbox.example.com/LP7SignBox/signature/checkKey")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```