UltraVNC 在 win7 中不能使用 ctrl + alt + delete 之解決法

1) "Start menu" →; "Execute" → gpedit.msc
2) Navigate to "Computer Configuration" → "Administrative Templates" → "Windows Components" → "Windows Logon Options"
3) Double-click on the "Disable or enable software Secure Attention Sequence" parameter.
4) Check "Enable", then select "Services" in the combobox.
5) Apply the modification