ThanksCheck your disk: sudo -i apt install nvme-cli nvme list Erase your disk: nvme format -s1 /dev/nvme0n1 Verify it is really all zeros: cmp /dev/nvme0n1 /dev/zero Verify with a progress bar: apt install pv pv /dev/nvme0n1 | cmp /dev/zero Really all zeros: cmp: EOF on after byte 512110190592, in line 1 Not really all zeros: /dev/zero differ: byte 449, line 1
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Fast secure erase of /dev/nvme0n1 using Ubuntu 22.04 LTS live
No Get-FileHash? Use CertUtil instead. Built in Windows 7, 10, and 11 Without power tools.
You can also drop files on the tiny md5sumsMost are familiar with Get-FileHash .\Linux.iso What about an old or restricted windows system that does not have it and you cannot install programs? CertUtil is a another pre-installed Windows utility that can be used to generate hash checksums: certutil -hashfile .\Linux.iso SHA256 HashAlgorithm choices: MD2 MD4 MD5 SHA1 SHA256 SHA384 SHA512
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