OpenBSD Disk Shredder
The shreddisk utility is an efficient and simple, NIST compliant disk shredder console tool. You decide how many times to write to the disk and whether to write NULL, 0, or random data. Set it and forget it.
Clone the utility:
git clone --bare https://github.com/basepr1me/OpenBSD-ShredDisk.git /var/www/got/public/shreddisk.git
cd ~/repos/
got checkout /var/www/got/public/shreddisk.git
Installation to ${HOME}/bin:
cd ~/repos/shreddisk
make && make install
Running the software:
doas shreddisk
See the License file for more information.