https://tinyapps.org/blog/201806020700_verifying_zeros_read_errors.html
Guide to handling read errors while verifying a hard disk wipe
guide tohard diskhandlingreaderrors
https://web.archive.org/all/20090130003303/http:/r-wipe.com/
Disk Wipe and Clean Software to delete and erase data, files or clean disk space
Solution to keep your privacy, wipe, clean, erase and delete files to free up disk space.
disk wipedata filescleansoftwaredelete
https://pendrivelinux.com/dban-bootable-usb/
DBAN Bootable USB: Create a Disk Wipe Drive
Learn how to create a DBAN bootable USB on Windows, Linux, or macOS to erase traditional hard drives. DBAN is not recommended for SSDs.
bootable usbdisk wipedbancreatedrive