That's correct, from what I've read on the subject: a single pass will do the
job, people apply more than one pass in case the first one omitted something.
Fact is most agree on one thing: it is impossible to recover data from a hard
drive after one pass, provided it was applied correctly.
Is there a difference with data erasure on a "standard" hard drive compared
to a solid state hard drive?
Ha! This is old info. At least 20 years or more. It's unlikely that anything
can be recovered from a modern drive after a single pass for a host of
reasons.
https://en.wikipedia.org/wiki/Data_erasure#Number_of_overwrites_needed
Even this paper's been updated: Voodoo isn't needed anymore:
https://trisquel.info/en/wiki/linux-hard-disk-encryption-luks
https://trisquel.info/en/wiki/wipe-out-files-and-partitions
From the pictures you've posted a command like this will overwrite everything
on the drive with zeros. It may take a while to complete:
sudo dd if=/dev/zero of=/dev/sda
Boot up the Trisquel installer but don't run the install program. Instead,
open a terminal and run that command. There
I think there is 3 way for control my pc hard disk:
1. they download spy-programm using javascript in my pc while i use popular
freelance website.
2. hard disk have vulnerability.
3. all usb device like a usb-mouse and keyboard have vulnerability, example,
space with spy-programm
p.s i want
Hello, look my attachment. I want to delete all files in hard disk and then
install trisquel. Maybe you know gnu special utility. P.S I want to be sure
that my hard disk haven not got space. I wan to clear all disk and then
install trisquel again. After I allow javasript and use popular
Hello, thank you! I understand about 20GB but I mean other thing I will add
foto soon from trisquel installation. I want deleted all system files and
clear all disk. I want to be sure that my hard disk haven not got space with
government programm-spy.
Everything looks fine.
You have a 20 GB partition that holds your system files, a 6.3 GB swap
partition, and a 473 GB home partition.
Your personal files and settings are in the home partition.
Hello, my total disk space is 500 GB. I installed Trisquel but I see that my
total disk space is 20Gb. Why? I used different ways for installation like a
this: I created new table while I am installing Trisquel but it is not help
me. I think that hard disk contains vulnerability which help
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