TrueCrypt is a free, functional software that creates an encrypted virtual drive on a hard drive or portable drive where the files on the drive will not be visible to anyone but you unless there is a way to Passing through the encryption system of this software and also finding your password is very difficult and impossible. Among other advantages of this software is its ability to completely encrypt a hard disk drive or a USB drive. If you encrypt your USB drive with it, TrueCrypt will install an AutoRun on your drive, every time you connect the drive to USB, it will ask you for a password, and only by entering it, you can access the drive, and then When you remove the drive, all information will be coded.
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