Reliably Erasing Data from Flash-Based Solid State Drives

Juan R. de Silva juan.r.d.silva at gmail.com
Sun Feb 27 05:25:10 UTC 2011


On Thu, 24 Feb 2011 11:19:15 -0800, NoOp wrote:

> When you think you've erased that USB flash drive or SSD card, think
> again. See:
> http://www.theregister.co.uk/2011/02/21/flash_drive_erasing_peril/
> http://www.usenix.org/events/fast11/tech/tech.html#Wei
> http://www.usenix.org/events/fast11/tech/full_papers/Wei.pdf
>   [very interesting read]
> 
> The PDF mentions "Applies patches to the Linux kernel from version 2.6.0
> to 2.6.29" but no clue as to what they are referring to. Anyone know of
> an Ubuntu/linux utility/patch that might be effective?

I've recently discarded an old HDD containing some data on it. Here what 
I usually do. I disassemble the device, remove its plate/s and smash them 
in pieces physically. Pliers and a hummer are very helpful. After this I 
sleep well. :-)

I think this "technology" though not being very High would resolve the 
problem with any SSD or USB flash drive too. :-)





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