@digitalpersona/authentication/dist/api/docs/authentication.u2fauth.md

DigitalPersona Authentication API

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[Home](./index.md) &gt; [@digitalpersona/authentication](./authentication.md) &gt; [U2FAuth](./authentication.u2fauth.md)

## U2FAuth class

Universal Second Factor (U2F) authentication API. U2F support only authentication. Identification is not supported.

<b>Signature:</b>

```typescript
export declare class U2FAuth extends Authenticator 
```

## Constructors

|  Constructor | Modifiers | Description |
|  --- | --- | --- |
|  [(constructor)(authService)](./authentication.u2fauth.(constructor).md) |  | Constructs a new U2F authentication API object. |

## Methods

|  Method | Modifiers | Description |
|  --- | --- | --- |
|  [authenticate(identity)](./authentication.u2fauth.authenticate.md) |  | Authenticates the user using a user's registered U2F token (FIDO token). |
|  [getAppId()](./authentication.u2fauth.getappid.md) |  | Reads U2F AppID endpoint URL. |
|  [isSupported()](./authentication.u2fauth.issupported.md) | <code>static</code> | Checks is the U2F supported on this platform. |