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 a authorization field:
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.