Exocet - Exocet creates a Folder on your System.
PowerISO - PowerISO is a virtual drive that allows users to encode, burn, mount, and even encrypt CDs, DVDs, and BDs. The software can be downloaded from many platforms and sites online.
Advanced File Security Basic - Download Advanced File Security Basic. Protect files by encrypting them with a strong password, a series of questions, or even an USB key you can carry around with this powerful security solution
UltraISO - CD image files are easily created with UltraISO.
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.