Rockwell Automation Logix5000 Controllers Security Programming Manual - Manual (Page 48)

Chapter 4 Configuring source protection in the Logix Designer application
3. In the Source Protection Configuration dialog box, click the Disable
Ability To Configure Protection button.
A dialog box prompts you to confirm the action.
4. Click Yes.
A dialog box asks if you want to delete the source key file (sk.dat).
5. Select Yes to remove the source key file from the computer or select No to
keep the source key file.
48 Rockwell Automation Publication 1756-PM016G-EN-P - October 2014