Wispy2891@lemmy.world to Fuck AI@lemmy.world · 3 days agoIt turns out the fastest way to uninstall a program is to wipe the entire drivelemmy.worldimagemessage-square43linkfedilinkarrow-up1228arrow-down11
arrow-up1227arrow-down1imageIt turns out the fastest way to uninstall a program is to wipe the entire drivelemmy.worldWispy2891@lemmy.world to Fuck AI@lemmy.world · 3 days agomessage-square43linkfedilink
minus-squareQuantumEraser@fedia.iolinkfedilinkarrow-up7·3 days agoSome modern hard drives transparently encrypt all data with an internal key, which can be erased with a special secure erase command. Comes in handy for wiping drives without spending hours overwriting the enire disk.
minus-squareOwOarchist@pawb.sociallinkfedilinkEnglisharrow-up3arrow-down1·3 days agoHow does a hard drive include enough processing power to encrypt/decrypt things without having any impact on read/write times?
minus-squareRedGreenBlue@lemmy.ziplinkfedilinkarrow-up4·2 days agoDedicated chips are really fast! They do one thing fast.
minus-squaregrue@lemmy.worldlinkfedilinkarrow-up4·3 days agoWhat do you mean? Even a $1 microcontroller can do stuff like that nowadays.
minus-squareEheran@lemmy.worldlinkfedilinkarrow-up3·3 days agoThe hardware variants have a chip onboard that can do that when the user enables it. Hence essentially no impact on performance.
Some modern hard drives transparently encrypt all data with an internal key, which can be erased with a special secure erase command. Comes in handy for wiping drives without spending hours overwriting the enire disk.
How does a hard drive include enough processing power to encrypt/decrypt things without having any impact on read/write times?
Dedicated chips are really fast! They do one thing fast.
What do you mean? Even a $1 microcontroller can do stuff like that nowadays.
The hardware variants have a chip onboard that can do that when the user enables it. Hence essentially no impact on performance.