Kernel Filter is a new technology developed by SecuTech Solution Inc. Targeted at digital intellectual property rights copy protection, Kernel Filter can be applied for all kinds of content file and it is also possible, due to its flexibility, to design and build additional specific applications based on this technology. The basic function of such technology is to encrypt content of a file. Without proper authentication, all content in the files is encrypted and inaccessible. Only an authorized user can access the correct content of the files. The functionality of Kernel Filter can be extended to anti-copying, which various copy protection solutions can be derived. Why Kernel Filter? The only reason is to protect your digital intellectual property rights and prevent unauthorized access. Kernel Filter is versatile and easy. How does Kernel Filter work? Kernel Filter works in both kernel mode and application layers. It takes advantage of Windows OS's low-level operations, and works as a filter. All the Windows file system operation will be passed to the Kernel Filter.