Mitsubishi Electric MELSEC iQ-R16MTCPU Programming Manual page 301

Registering a software security key to a project file
Create a security key at the "Security key management" screen beforehand. Security keys can be registered for each
program file, however, the same security key is used for all program files in the project. Refer to following for details on
operation.
Help of MT Developer2
[Project]  [Security]  [Security Key Setting]
Window
Operating procedure
■Registration procedure
1.
Select the security key to be registered for the program file from "Name".
2.
Select the check box for the program file for which viewing is to be prohibited from the [Project] tab, and then click the
[Register] button. The security key set for the program file becomes valid when the project is saved.
■Deletion procedure
1.
Select the security key (same key as the security key registered for the program file to be deleted) from "Name".
2.
Select the check box for the program file for which the security key is to be deleted from the [Project] tab, and then click
the [Delete] button.
6 COMMUNICATION FUNCTIONS
6.2 Security Function
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