Sorry, I guess it's more specific : when you try to execute an unsigned .exe that needs Admin permission, UAC will tell you "An unidentified program wants to ac

Sorry, I guess it's more specific : when you try to execute an unsigned .exe that needs Admin permission, UAC will tell you "An unidentified program wants to access your computer". If it's signed, it displays the identity of the signer. You can set Windows to only allow signed applications to run, too: http://technet.microsoft.com/en-us/library/dd723683(WS.10).aspx http://technet.microsoft.com/en-us/library/dd723683(WS.10).a...