Aadhaar, the 12-digit number linked to the fingerprints and iris patterns of most Indians, the key to unlocking government for the citizen, is a security nightmare in a world where big data and a handful of global defence contractors control the technology for biometric solutions. If information warfare is the way of the future—as Brexit and the Trump campaign show it need not be rooted in facts—select companies and the small circle of protagonists behind them have proprietary tools and