[Home](./index.md) > [@digitalpersona/services](./services.md) > [IAuthService](./services.iauthservice.md) > [ContinueAuthentication](./services.iauthservice.continueauthentication.md) ## IAuthService.ContinueAuthentication() method Signature: ```typescript ContinueAuthentication(auth: AuthenticationHandle, data: string): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | auth | AuthenticationHandle | | | data | string | | Returns: `Promise`