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Add to SafariWhen comparing Disk Utility vs dm-crypt via LUKS, the Slant community recommends dm-crypt via LUKS for most people. In the question“What are the best file encryption tools?” dm-crypt via LUKS is ranked 8th while Disk Utility is ranked 11th. The most important reason people chose dm-crypt via LUKS is:
Encrypt whole disks, removable media, software RAID, partitions, files and logical volumes.
Specs
Question Ranking
Pros
Pro Native OS X support
It offers the best integration, ease of use and support with OS X.
Pro Disk image and volume encryption
You can create a disk image that requires a password to mount. It can use a different filesystem than OS X, like exFAT, that can be used to move files between Windows and OS X. Additionally, you can encrypt file volumes by right-clicking and selecting encrypt.
Pro Flexible
Encrypt whole disks, removable media, software RAID, partitions, files and logical volumes.
Pro Native Linux support
It offers the best integration and ease of use on Linux.
Pro Free and open-source
Open-source for cryptography is a requirement, not just a bonus.
Pro Support for multiple keys/passwords
If several people should be able to decrypt a volume, each one can have their own password/key.
Cons
Con Mac only
Disk Utility is available for OSX only.
Con Requires advanced command line knowledge
In order to use dm-crypt you need to have advanced knowledge of Linux and of the command line, as well as the Linux filesystem.
However, most distros support easy creation of LUKS-encrypted drives when installing Linux transparently.
