How can I restrict access to a folder using a driver?

Question

C++ / C#

How can I restrict access to a folder using a driver?

Windows 10 1904-2h02

Answer 1

Everyone was wondering why? why such a simple task (the folder must be encrypted if it is ntfs) is solved in such an inadequate way?
If I understand the concept of filters correctly - you register an I / O filter, monitor what goes where and give a blow if necessary. The documentation has a code example on the example of monitoring the operation of deleting files