This particular chip is prevalent in many systems from weapons, nuclear power plants to public transport. In other words, this backdoor access could be turned into an advanced Stuxnet weapon to attack potentially millions of systems.
From the description I'm guessing an interface device that does something in the order of I2C/CAN/M on one end and external comms to the outside world on the other (why else would require "sophisticated encryption standard").
From the description I'm guessing an interface device that does something in the order of I2C/CAN/M on one end and external comms to the outside world on the other (why else would require "sophisticated encryption standard").