Fasoo Smart Screen(FSS) block efforts to capture content on the screen and provide user-specific information Fasoo Smart Screen(FSS) blocks efforts to capture content on the screen and provides user-specific information through a dynamic watermark that shows the screen’s location and who is using it. Deter unauthorized use of third-party screen capture programs, digital cameras, and smartphones, to capture sensitive information while protected documents are in use. This decreases the likelihood of a major data breach from sharing this information with unauthorized users.