If you are little interested obtaining higher level of security for you data, then I’m sure you would like this little software. Perhaps you have heard of encryption, if not, encryption is just the way to transform plain text files into Cipher text. To be more clear, encryption just makes the normal files like, songs, movies, documents etc. into something that human can’t understand, only machines can understand after inserting a secret key. We can too encrypt our secret files with TrueCrypt, still safe to work with. Let’s see how to do that in Ubuntu Linux and other derivative OS.