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dcfldd

Enhanced version of dd for forensics and security. More information: http://dcfldd.sourceforge.net/.

  • 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 1GB chunk:

dcfldd if=/dev/{{disk_device}} of={{file.img}} hash={{sha512|sha384|sha256|sha1|md5}} hashlog={{file.hash}} hashwindow={{1G}}