Erasing an SSD (solid-state drive) not only sanitizes the drive, but recovers lost performance on systems with inefficient garbage collection. Utilities like CCleaner or DBAN are made for magnetic disk drives and won't work on SSDs. Fortunately, there are two free secure-erase utilities that do work with SSD drives.
The first utility is named Secure Erase (HDDErase.exe), and was developed by the Center for Magnetic Recording Research at the University of California, San Diego. It's free and effective, but requires DOS boot media. The biggest problem with Secure Erase, however, is that development ended in 2008, thus … Read more