GiliSoft Secure Disc Creator for Windows is a three-in-one service for creating encrypted (image) files, allows encrypted CD/DVD burning, and allows virtual disc encryption. Enable a split on the same disc for both public and safe space. This safe space must have a password for access, while everyone else can freely view the public scope you allow it.
It is free to download.
Provides privacy for discs in a portable fashion
A command-line version is provided
The secure Disc Creator has the following formats: DVD-R, DVD-RW, DVD+R, DVD+RW, DVD+R DL, DVD-RAM
Supported by the following OS: Windows XP, SP3, Vista, 7, 8