* (single asterisk)
This mask will hide content of all computer disk(s) including Windows folder and all root files. Although absolutely all files and folders will be invisible, computer will continue to work normally (i.e. operation system will not be damaged). It's very powerful hiding mask.

*.exe
This mask will hide all exe files on all computer disk(s). Although all exe files will be invisible, all your installed applications/programs will continue to work normally.

*unique_file_or_folder_name* (e.g. *my-secret-file.doc* or *my-secret-folder*)
This mask will hide file or folder with unique name on all computer disk(s). No matter where this unique file/folder will be placed on your computer it will be invisible always. It's very powerful hiding mask. Try it

C:\My Personal Data*
This mask will hide "My Personal Data" folder including all its content.

C:\My Personal Data\*
This mask will hide whole content of "My Personal Data" folder. Itself folder will be visible.

C:\My Personal Data\*.doc
This mask will hide all doc files within "My Personal Data" folder. All other files will be visible.

A:\*
This mask will hide all content of diskette. If you will try to read any diskette on your computer, it will look like completely empty (although it's full actually). So nobody will be able to read any diskette on your computer. The same trick can be used for CD drive as well.

\\network_host\*
This mask will hide content of all resources of your network (they will look like empty) although themselves resources will be visible.