title: simulate ctrl+alt+del in windows 7 remote computer
body: <p>I have a requirement of simulating <kbd>Ctrl</kbd>+<kbd>Alt</kbd>+<kbd>Del</kbd> in remote system.I loaded <code>sas.dll</code> and called sendsas function but it is not working.How to display winlogon screen on remote system.</p>
  
  <p>Thanks</p>