http://blogs.msdn.com/john_daskalakis/archive/2009/07/06/9819237.aspxRecently we had a strange support request that had never occurred to me before: “Is there any combination of NTFS and share permissions that would allow a user to view a video file over a network share, but at the same time stop this user from copyingen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/john_daskalakis/archive/2009/07/06/9819237.aspx#9854306Fri, 31 Jul 2009 13:57:10 GMT91d46819-8472-40ad-a661-2c78acb4018c:9854306doug<p>Any attempt to prevent users from re-purposing information you let them see is going to fail for all except the least determined users. &nbsp;</p> <p>If they can see it, they can take it. &nbsp;If it's text, print it, screen snap it, heck, write it down. &nbsp;If it's moving images, a cheap digital camera with video does the trick...</p> <p>If you're in a high security situation, you'll need to have all kinds of physical access controls, search people when they leave the building, plug the usb ports, etc. &nbsp;If you're in a more normal situation, these kinds of attempts at DRM are doomed.</p>