Friday, April 21, 2017

secure erase - What is the fastest way to semi-securely wipe hard drive?

Given 


dd if=/dev/zero of=/dev/sda

provides sufficient wiping for our purposes, what is the fastest way to "zero" the drive? I have heard of this "Secure Erase" feature that is built in to hard drives but disabled by the bios. Will it be the fastest way or is there another?

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