TrueCrypt. Main features: Creates a virtual encrypted disk within a file and mounts it as a real disk. Encrypts an entire partition or storage device such as USB flash drive or hard drive. Encrypts a partition or drive where Windows is installed (pre-boot authentication).
The Vera/Truecrypt system volume encryption wizard (under Windows, it isn't available under Linux) claims not to support system volume encryption on systems with more than one bootloader Vera/Truecrypt are the potential solutions I've found, but if there are better ones I am happy to learn Command Line Usage - TrueCrypt Documentation Command Line Usage. Note that this section applies to the Windows version of TrueCrypt. For information on command line usage applying to the Linux and Mac OS X versions, please run: truecrypt … Truecrypt with Linux System Encryption - development - TCnext
VeraCrypt - improved version of TrueCrypt on Linux Mint
Jan 26, 2016 Easy Peasy TrueCrypt or Veracrypt Install Mint 18 - Linux Mint Oct 18, 2016
TrueCrack | Penetration Testing Tools - Kali Linux
VeraCrypt - improved version of TrueCrypt on Linux Mint Interface VeraCrypt similar to TrueCrypt interface, but VeraCrypt has a number of improvements in terms of security, see Wikipedia. To generate the key TrueCrypt uses a relatively simple transformation of the password: 1000 or 2000 iterations function PBKDF2-RIPEMD160.