CHAOS Shredder 2.4
Completely erase files from your disk, without the possibility to recover it by any practical software or hardware methods.
Here's how to make sure your data is totally gone from the hard drive. view it
Create an encrypted disk with software that comes on your Mac view it
Some difficult problems can be solved or prevented view it
Vista's backup and System Restore takes your PC back in time view it
Using TuneUp Utilities 2009 to clean up your drives view it