## Authentication

For general information on how to use the Sinch APIs including methods, types, errors and authorization, please visit the [Authentication](https://developers.sinch.com/docs/verification/api-reference/authentication/) page.

Available authentication methods are:

- [Application Signed Request](https://developers.sinch.com/docs/verification/api-reference/authentication/application-signed-request): Strongest method, recommended for production use
- [Basic Authentication](https://developers.sinch.com/docs/verification/api-reference/authentication/basic-authentication): Strong and easy, recommended for prototyping
- [Public Authentication](https://developers.sinch.com/docs/verification/api-reference/authentication/public-authentication): Weak method, suitable only for specific scenarios