Siemens SIMATIC S7-1500 System Manual page 357

Protection
11.7 Know-how protection
Further actions
Further actions that can be carried out with a know-how protected block:
• Copying and deleting
• Calling in a program
• Online/offline comparison
• Loading
Global data blocks and array data blocks
You protect global data blocks (global DBs) from unauthorized write access with know-how
protection. If you do not have the valid password, you can only read the global data block
without information on the point of use. The global data block cannot be changed, however.
Know-how protection is not available for array data blocks (array DBs).
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 11-4
3. Click "Protection" to display the "Define protection" dialog.
Figure 11-5
4. Enter the new password in the "New password" box. Enter the same password in the
"Confirm password" box.
356
Setting up block know-how protection
Defining protection
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF