HOVI_ENC_KEY_PRD = bytearray.fromhex('00000000000000000000000000000000')
HOVI_ENC_KEY_DEV = bytearray.fromhex('00000000000000000000000000000000')
HOVI_SIG_KEY_PRD = bytearray.fromhex('00000000000000000000000000000000')
HOVI_SIG_KEY_DEV = bytearray.fromhex('00000000000000000000000000000000')
HOVI_KEK_KEY_PRD = bytearray.fromhex('00000000000000000000000000000000')
HOVI_KEK_KEY_DEV = bytearray.fromhex('00000000000000000000000000000000')
IV               = bytearray.fromhex('00000000000000000000000000000000')