ROSY - Read-Only Access to System Files

This Natural profile parameter disables modifications on the Natural system files FDDM, FNAT, FUSER, FDIC* and FSEC*.

* Not supported on this platform.

Possible settings ON No data can be written to, modified on or deleted from the system files. Natural issues an error message instead of performing any action that would modify any of these system files.
OFF Data can be written to, modified on and deleted from the system files.
Default setting OFF  
Dynamic specification yes  
Specification within session no