Changing the permissions on a file for a user

Although setting access at the folder level is good for quickly securing all of your files in one fell swoop, we can still fine-tune permissions on a file-by-file basis. This might be useful, for example, if you have a main executable that can be run by anyone but another administrative utility that should only be run by certain users.

In this recipe, we'll install a text file and update its permissions so that our user Joe has full access.

Getting ready

To prepare for this recipe, perform the following steps:

1. Create a new setup project and name it FilePermissionsInstaller.
2. Add a text file named Sample.txt to the project and then add a Component element to include it in the installation:

   <ComponentGroup Id="ProductComponents"
                   Directory="INSTALLFOLDER">
     <Component Id="cmpSampleTXT"
                Guid="{FB746118-B1E5-42DC-AA76-862C4E1EABCF}">
       <File Source="Sample.txt...