The best way to protect the contents of a folder is to hide it directly. For this purpose, this Hide my files was created specifically It is a utility that allows you to hide the files and folders that you indicate. Thus, nobody can access them because they will be invisible to the rest of the users.
Even using the general Windows search engine, other users will not be able to access the hidden files, since they do not appear in the search results.
To be able to visualize and edit those files you only have to write the corresponding password in Hide my files and, thus, you can use them again.
You can free download Hide my files and safe install the latest trial or new full version for Windows 10 (x32, 64 bit, 86) from the official site.
Devices: Desktop PC, Laptop (ASUS, HP, DELL, Acer, Lenovo, MSI), Ultrabook
OS: Professional, Enterprise, Education, Home Edition, versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809