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Re: [Full-disclosure] Disk wiping -- An alternate approach?
- To: "E. Prom" <e3prom@xxxxxxxxx>
- Subject: Re: [Full-disclosure] Disk wiping -- An alternate approach?
- From: Michael Holstein <michael.holstein@xxxxxxxxxxx>
- Date: Tue, 26 Jan 2010 10:08:34 -0500
> 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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