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[Home](./index.md) &gt; [@digitalpersona/authentication](./authentication.md) &gt; [PinAuth](./authentication.pinauth.md)

## PinAuth class

Personal Identification Number (PIN) authentication API. PIN support only authentication. Identification is not supported.

<b>Signature:</b>

```typescript
export declare class PinAuth extends Authenticator 
```

## Constructors

|  Constructor | Modifiers | Description |
|  --- | --- | --- |
|  [(constructor)(authService)](./authentication.pinauth.(constructor).md) |  | Constructs a new PIN authentication API object. |

## Methods

|  Method | Modifiers | Description |
|  --- | --- | --- |
|  [authenticate(identity, pin)](./authentication.pinauth.authenticate.md) |  | Authenticates the user using user's PIN code. |