I tend to use ATA secure erase through hdparm, see
https://ata.wiki.kernel.org/index.php/ATA_Secure_Erase. Also try dban.org
(not sure what licence).
- [Trisquel-users] Free Software to Securely Erase a Ha... tesseract
- Re: [Trisquel-users] Free Software to Securely E... onpon4
- Re: [Trisquel-users] Free Software to Securely E... J.B. Nicholson-Owens
- Re: [Trisquel-users] Free Software to Securely E... tesseract
- Re: [Trisquel-users] Free Software to Securely E... davesamcdxv
- Re: [Trisquel-users] Free Software to Securely E... Teodorescu Petre
- Re: [Trisquel-users] Free Software to Securely E... andrew
- Re: [Trisquel-users] Free Software to Securely E... hugh . mayfield