Ubuntu Debian Samsung SSD secure erase with Linux

If you use a Samsung (possible others brands same howto) SSD and you want to secure erase the SSD for reuse or resale (better destroy it!!!) do:

  • Insert your Debian/Ubuntu Setup CD/Stick
  • Boot into Live/Setup Mode
  • open Gnome Terminal or Console and enter $sudo su – #to be root
  • then enter..

$ apt-get update && apt-get install hdparm # get the tool
$ sudo fdisk -l # show drives
$ sudo hdparm -I /dev/sda #show drive Infos and lock for "frozen" state!!! shoud be not frozen/locked
$ sudo hdparm --security-set-pass NULL /dev/sdb # set the "NULL" password to UNLOCK the Controller
$ sudo hdparm --security-erase NULL /dev/sda # run secure erase!