# Post Strength

## Request

```CURL
POST [[[<REST API URL>|Hub-Rest-Api-URL.html]]]/authmodules/password/strength?user=string&amp;username=string
```

|  Parameter  |  Description  |
| --- | --- |
|  `user`  |                              Query parameter of type string.  |
|  `username`  |                              Multivalued query parameter of type string.  |

### Request Body

#### plainpassword

extends [password](HUB-REST-API_JSON-Scheme.html#password)

```JSON
{
  "value": string, 
    "oldValue": string 
}
```

## Response

|  Response Code  |  Meaning  |
| --- | --- |
|  200 OK  |  Successful request.  |
|  400 Bad Request  |  At least one of the request parameters is invalid. For example, a required field in the passed JSON object is missing. For details, check the error message in the response.  |
|  403 Forbidden  |  The requester has no access to the requested resource.  |
|  404 Not Found  |  The requested resource was not found.  |
|  500 Internal Server Error  |  Failed to process request because of the server error. For details, check the error message in the response.  |

### Response body

```JSON
{
  "referenceScore": int, 
  "score": int, 
  "maxScore": int, 
  "referenceEntropy": int, 
  "entropy": int, 
  "maxEntropy": int, 
  "feedbackMessage": string
}
```