u3-tool (utility for U3 flash drives, including SanDisk and Verbatim)

Tool for controlling USB flash devices that confirm to the U3
specifications. This program can control the following features:

- Replacing the virtual CD image
- Changing the virtual CD's allocated size, or completely removing it
- Enabling and disabling device security (password protection).
- Unlocking and changing the password password of secured U3 device
- Obtaining various device information

In general all U3 USB flash devices should be supported. A list of
devices that are reported to work with this tool is available here:

https://sourceforge.net/projects/u3-tool/forums/forum/746414/topic/3559573