@digitalpersona/services/dist/api/docs/services.iauthenticationclient.continue.md

DigitalPersona Web Access Services

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[Home](./index.md) &gt; [@digitalpersona/services](./services.md) &gt; [IAuthenticationClient](./services.iauthenticationclient.md) &gt; [continue](./services.iauthenticationclient.continue.md)

## IAuthenticationClient.continue() method

Continues the handshake. This method may be called several times until the  is called.

<b>Signature:</b>

```typescript
continue(handle: number, data: string): Promise<Base64UrlString>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  handle | <code>number</code> | an authentication handle |
|  data | <code>string</code> | a server portion of the authentication handshake |

<b>Returns:</b>

`Promise<Base64UrlString>`

a promise to return a client portion of authentication handshake data (Base64url-encoded).