> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rebellapp.com/llms.txt
> Use this file to discover all available pages before exploring further.

# my.requestRiskBaseInfo

> Retrieve device and environment risk control information.

Obtain basic risk control information from the device and environment. Used for security and fraud risk assessment.

## Parameters

No input parameters required.

## Success Callback

| Property      | Type    | Description                                                |
| ------------- | ------- | ---------------------------------------------------------- |
| success       | Boolean | Query success status                                       |
| resultCode    | String  | `0` success · `1001` network error · `1002` internal error |
| resultMessage | String  | Human-readable status message                              |
| sessionId     | String  | Session identifier                                         |
| tokenId       | String  | Device security identifier                                 |
| osType        | String  | Operating system type                                      |
| osVersion     | String  | Operating system version                                   |
| terminalType  | String  | Device category (e.g. `APP`, `H5`)                         |
| clientIp      | String  | Device IP address                                          |
| envInfo       | String  | JSON string with extended environment metadata             |

### envInfo Fields

| Field             | Description                |
| ----------------- | -------------------------- |
| tokenId           | Device security identifier |
| osType            | OS type                    |
| osVersion         | OS version                 |
| terminalType      | Device category            |
| clientIp          | Device IP                  |
| clientKey         | Client key                 |
| cashierSdkVersion | Cashier SDK version        |
| locale            | Device locale              |
| deliveryToken     | Delivery token             |
| channel           | Channel                    |
| sourcePlatForm    | Source platform            |
| networkType       | Network type               |
| expandableInfo    | Extensible metadata map    |

## Code Example

```javascript theme={null}
my.call('requestRiskBaseInfo', {
  success: (res) => {
    my.alert({ content: 'success: ' + JSON.stringify(res) });
  },
  fail: (error) => {
    my.alert({ content: error.errorMessage || error.error });
  }
});
```