Perform an md5sum on a device, like a CD

dd if=/dev/hdc | md5sum

These commands can be used to create an image of a CD/DVD/HDD. You can also use some GUI tool like K3B to do this. Use one any of the three commands…

dd if=/dev/cdrom of=cd_image.iso
cat /dev/cdrom >image.iso
readcd dev=device f=image.raw

[tags]cd, command, dd, dvd, image, iso,linux,raw[/tags]

This command can be used to create an image of a CD/DVD/HDD. You can also use some GUI tool like K3B to do this.

Make sure that the CD is unmounted before running this command

dd if=/dev/cdrom of=cd_image.iso

[tags]cd,dvd,image,iso,dd,linux,command[/tags]