On Fri, 2019-01-25 at 22:43 -0800, ToddAndMargo via users wrote: > On 1/25/19 9:38 PM, fred roller wrote: > > You can wipe your drive with: > > > > dd if=/dev/zero of=/dev/[device to be wiped] > > /dev/zero is the fastest I have found.
All that does is set every bit to 0. Since magnetic domains have hysteresis, suitable equipment can recover the previous state at a physical level. That's why proper trashing takes several passes. poc _______________________________________________ users mailing list -- users@lists.fedoraproject.org To unsubscribe send an email to users-le...@lists.fedoraproject.org Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@lists.fedoraproject.org
