We can create Encrypted Folder in Ubuntu using Cryptkeeper. Cryptkeeper is a system tray applet for Linux that is designed to provide you with simplified options to create hidden encrypted directories. You can save your important data on the password-protected and encypted directories and access at any time by displaying a hidden folder option in the system tray.
Vinux is a remastered version of the Ubuntu Linux Distribution optimized for visually impaired users. It provides a screen-reader, full-screen magnification and support for Braille displays out of the box! It can be run from a Live CD without making any changes to your hard drive. If you like it you can install it to a USB pendrive or to your hard drive either alongside Windows using the Virtual Version, or as a complete replacement for windows. see More Here