Hardware based software protection created especially for Raspberry Pi B+/2/3.
lockey i2c is one of our products from lockey family of hardware protection devices. Beside offering standard encrypted memory based protection model it provides on-device encryption/decryption with AES (Advanced Encryption Standard) algorithm.
Correctly used encryption guarantees very high level of security for encrypted data and thus ties protected software use with correct hardware key presence.
Raspberry Pi B+/2/3: Raspbian, Arch Linux operating systems