The process of performing the code signing can begin once the Code Signing certificate is issued to the requestor.
The Microsoft Windows Software Development Kit Update for Windows Vista includes a code signing tool (SignTool.exe) that enables code signing of any application. SignTool includes the following options:
sign. Digitally signs the application at a command prompt.
signwizard. Uses the signing wizard to digitally sign the application (recommended).
timestamp. Applies a time stamp to a previously digitally signed application.
verify. Verifies a digitally signed application.
When you run SignTool ...