Use for select a file to encrypt ( or decode ).
When select a file in this area, There is a name after convert of that file in "Display Encrypt process Area" . There is alse display of data in "Display Beginning of data in file" area.
If you check "*.*" radiobox, it displays all kind of files. If you check "*.CIF" radiobox, it displays *.CIF files. You check this when you find encrypt files in a folder.