Is turning off DEP for programs a secure option?

DEP is your friend and security feature, it protects your hardware from programs that use memory incorrectly. In general, turning off DEP is not recommended but it is up to you. You can switch off while u playing and then switch on after you finish. To switch on just run CMD as admin and type this: -Switch off DEP bcdedit.exe /set {current} nx AlwaysOff  -Switch on DEP  bcdedit.exe /set {current} nx AlwaysOn Don't forget to reboot after switching off/on 

Edit: Good point forest. In order to exclude programs from DEP just follow these steps:

1. Click the Start button on your Windows computer and choose Computer
   
2. System Properties > Advanced System Settings.
   
3. From the System Properties dialog, select Settings.
   
4. Select the Data Execution Prevention tab.
   
5. Select Turn on DEP for all programs and services except those I select.
   
6. Click Add and use the browse feature to browse to the program executable you want to exclude—for example, excel.exe or word.exe.
   
7. Depending on your version of Windows, you may need to access the System Properties dialog box by right-clicking This PC or Computer from Windows Explorer.
   
8. In Windows Explorer, right-click and choose
   
9. Properties > Advanced System Settings > System Properties.
   

Select

1. Advanced > Performance > Data Execution Prevention.
   
2. Select Turn on DEP for all programs and services except those I select.
   
3. Click Add and use the browse feature to browse to the program executable you want to exclude.