In Control Expert(Formely known as Unity Pro), create a password to protect your application from unwanted modifications. The password is encrypted and stored in the PAC. Any time the application is modified, the password is required.
Follow below step to create applicaiton password protection:
1. In the Project Browser window, right-click Project → Properties.
2. In the Properties of Project window, click the Protection tab.
3 In the Application field, click Change password.
4 In the Modify Password window, enter a password in the Entry and Confirmation fields.
5 Click OK.
6 In the Application field, select the Auto-lock check box if you want to require the password to resume the application display.
You may also click the up/down arrows to set the number of minutes at which time the application would auto-lock.
7 To save the changes:
Click Apply to leave the Properties of Project window open.
– or –
Click OK to close the window.
8 Click File → Save to save your application.
9 If you wish to change the password at a later time, follow the preceding steps.