After using shred or dd if=/dev/zero , you can probe random sectors to verify that no residual data remains.
If the exact diskprobe package is not available in your default apt repository, we will also cover the best alternatives that provide identical functionality, which can be installed via .deb packages. diskprobe deb
For the uninitiated, DiskProbe is the legendary low-level disk editor for 68k and PowerPC Macs running System 7 through Mac OS 9. And surprisingly, its name lives on today in a Linux command-line utility for forensic analysis. Let’s explore both. After using shred or dd if=/dev/zero , you
For example: