Siemens SIMATIC S7-1500 System Manual page 178

Setting up block know-how protection
Proceed as follows to set up block know-how protection:
1. Open the properties of the block in question.
2. Select the "Protection" option under "General".
Figure 9-2
3. Click the "Protection" button to display the "Define password" dialog.
Figure 9-3
4. Enter the new password in the "New password" box. Enter the same password in the
"Confirm password" box.
5. Click "OK" to confirm your entry.
6. Close the "Know-how protection" dialog by clicking "OK".
Result: The blocks selected are know-how-protected. Know-how protected blocks are
marked with a padlock in the project tree. The password entered applies to all blocks
selected.
Note
Password provider
Alternatively, you can set up know-how protection for blocks with a password provider.
SIMATIC Drive Controller
System Manual, 11/2019, A5E46600094-AA
Setting up block know-how protection
Select password
Protection
9.4 Know-how protection
177