Creating and Maintaining Authorizations and Profiles Manually 
This section describes how to create and maintain authorizations manually.

You can generate authorizations and profiles on the basis of selected transactions. See
An authorization is a permission to execute a particular action in the R/3 System. Each authorization refers to exactly one
Authorization Object and defines the permitted value range for each authorization field of this authorization object.By entering such authorizations in user master records in the form of authorization profiles, you enable users to use the system productively.
Administration Tasks Maintaining Authorization Profiles Maintaining Authorizations Adding Authorizations To Your Own Developments Analyzing Authorization Checks