This technology will be able to recognize you via the gait of your walk, the tension in your hand, or the way your thumb moves across a touchscreen. So why is the Pentagon involved in this? The Post claims it's due to financial reasons:
But the Pentagon's motivation is not just about securing consumers: If the tool is commercially available, the Pentagon can get the extra protection without paying an arm and a leg for specialized devices that only highly secured industries are using. In the past, Wallace said, the Pentagon has built super-secure smartphones but they've been too costly to deploy to anyone but a handful of top officials -- costing more than $4,500 per unit.