USB Seal Will Make Your USB Password ProtectedAfter an USB is sealed, all of it's files and folders become accessable only to Seal Explorer. Other files and folders can be copied to the USB but will not be protected unless they were pasted by paste features in Seal ExplorerVonext Seal can also add context menu to Windows Explorer so user can easily seal their file or folder from the Windows Explorer. Vonext Seal is really easy to use and trustable.