Files
cheatsheet-tldr/tldr/dcfldd
2025-08-17 00:22:45 +00:00

18 lines
547 B
Plaintext

---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# dcfldd
> Enhanced version of dd for forensics and security.
> More information: <https://manned.org/dcfldd>.
- Copy a disk to a raw image file and hash the image using SHA256:
`dcfldd if={{/dev/disk_device}} of={{file.img}} hash=sha256 hashlog={{file.hash}}`
- Copy a disk to a raw image file, hashing each 1 GB chunk:
`dcfldd if={{/dev/disk_device}} of={{file.img}} hash={{sha512|sha384|sha256|sha1|md5}} hashlog={{file.hash}} hashwindow={{1G}}`