Reply to post: Re: "Low level format"

US voting server in election security probe is mysteriously wiped

Alan Brown Silver badge

Re: "Low level format"

"It is not something done on modern drives"

Let me introduce you to the concept of "ATA secure erase"

it goes like this:

# hdparm --user-master u --security-set-pass Eins /dev/sdg

security_password: "Eins"

/dev/sdg:

Issuing SECURITY_SET_PASS command, password="Eins", user=user, mode=high

# time hdparm --user-master u --security-erase Eins /dev/sdg

security_password: "Eins"

/dev/sdg:

Issuing SECURITY_ERASE command, password="Eins", user=user

(some time later.....)

Done

This even scrubs the spare sectors

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