# [REST API](https://zerossl.com/documentation/api "ZeroSSL Documentation") Resend Verification

## Resend Verification Email HTTPS POST

To resend all verification emails for a specific certificate using the ZeroSSL API, simply make an HTTPS POST request to the API endpoint below, specifying your certificate using its ID (hash) inside the URL's `{id}` parameter, as shown below.

Only for Email Verification
Please note that this API endpoint can only be used if Email Verification is your selected domain verification method.

**API Request URL:**

```
api.zerossl.com/certificates/{id}/challenges/email
```

**HTTPS POST Request Parameters:**

| Parameter       | Description                                                                 |
|----------------|-----------------------------------------------------------------------------|
| `access_key`   | `access_key` **[Required]** Use this parameter to specify your API access key. |
| `{id}`         | `{id}` **[Required]** Use this parameter to specify your certificate ID / hash. |

**API Response:**

If your API request has been successful, you will receive a simple JSON response indicating that your API request was successful.

```
{
    "success": 1
}
```

**Response Objects:**

| Parameter  | Description                                                                     |
|------------|---------------------------------------------------------------------------------|
| `success`  | `success` Returns `1` to indicate that your API request was successful.