Shred/wipe hard drive with random data in Linux:
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sudo shred -v /dev/sdX

*This will write random bits to a drive 3 times. Making any data recovery rare. Will also output progress with the -v flag. Replace sdX with wanted full drive provided in lsblk.



Source: https://askubuntu.com/questions/17640/how-can-i-securely-erase-a-hard-drive#17650
Date: October 11th 2023