In authorization objects, authorization fields represent the values to be tested during authorization checks.
To create authorization fields, choose Tools
® ABAP Workbench ® Development ® Other Tools ® Authorization Objects ® Fields.To create an authorization field, proceed as follows:
Connection to the Check Table. The connection provides possible field values. Values ranges can also be defined using the domain with which a field is associated.
For more information about AUTHORITY-CHECK, see the keyword documentation of the ABAP Editor.

You can often use the fields defined by SAP in your own authorization objects. If you create a new authorization object, you do not need to define your own fields. For example, you can use the SAP field ACTVT in your own authorization objects to represent a wide variety of actions in the system.