Full Disclosure: Re: Disk wiping -- An alternate approach?

[Michael Holstein <michael.holstein () csuohio edu>]

> By the way, does somebody knows about the flash memory?
> Is zeroing a whole usb key enough to make the data unrecoverable?
>   
No, wear-leveling (done at the memory controller level) will dynamically
re-map addresses on the actual flash chip to ensure a relatively
consistent number of write cycles across the entire drive.

The only way to completely "wipe" a flash disk is with a hammer.

Regards,

Michael Holstein
Cleveland State University

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