Creating a WS-Security profile data instance
Create a WS-Security profile data instance to securely exchange messages between your application and a web service. By configuring a SOAP message in your WS-Security profile, you can authenticate a web server by validating message senders and the integrity of messages in your application.
In the header of Dev Studio, click.
In the Short description field, enter text that describes the data instance.
In the Web Service security profile name field, enter a name for the data instance.
Click Create and open.
ArticleWeb Service Security profile