Command-line tool

dcfldd

brew/dcfldd

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Enhanced version of dd for forensics and security

Website Source

At a glance

Type

Command-line tool

Install on

macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

macOS

brew install dcfldd

Linux

brew install 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 hashlog=file.hash hashwindow=1G

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