Mr. Man-wai Chang wrote:
On 2/18/2016 4:43 AM, Lynn McGuire wrote:

A two pound hammer works nicely.


What if you wanna sell it in 2nd-hand market? Could you offer tools that
GUARANTEED a wipe?

dd if=/dev/urandom of=/dev/sdh

That would be secure enough to keep me happy. If you want more certainty,
look into standards for data erasure and find software, or make scripts,
which follow them.

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