Tk Open System’s HummingBoard Security Solution uses Freescale’s High Assurance Boot (HABv4) encryption and authentication capabilities to provide Solid-Run’s HummingBoard with fully encrypted media and protection against installation of unauthorized software. The boot loader and Linux kernel are encrypted using Freescale’s hardware-level encryption The filesystem is encrypted using commercial grade encryption algorithms in the Linux kernel.
The encryption and authentication can be per-unit or by using a single set of encryption keys for a number of units. The solution can be used securely with encrypted remote upgrade systems. The authenticated boot feature provides hardware-level assurance that no one can run software on the system unless you signed it with your private key.