To provide a means of binding a functional privilege contained in a task to a control in a portlet view. In this case, the security role has no direct relationship to any My webMethods user role. For example, you can add a security role to a task portlet such as *TaskView or *TaskStart"; this enables you to link a specific privilege within a task to the security role. In this way, you can isolate various task privileges to different security roles.

To provide a means of assigning a task to a My webMethods user role. In this case, the security role must have the exact same name as a My webMethods user role. When a task application containing a security role is published to My webMethods Server, My webMethods Server will create a corresponding user role if one does not already exist. The role can be further modified in My webMethods after it is created.