QNu Labs is Betting Big on Quantum Physics, Not AI, to Strengthen India's Cyber Defence

This YourStory profile examines QNu Labs' deliberate and contrarian strategic bet: while the industry's attention has been overwhelmingly consumed by generative AI, QNu Labs has remained focused on quantum physics as the foundational layer of next-generation cybersecurity. CEO Sunil Gupta's founding thesis is that classical and AI-based security methods will ultimately fail against a sufficiently powerful quantum computer and that only physics-based security, rooted in the laws of quantum mechanics, can provide information-theoretic security guarantees unbreakable in principle rather than merely computationally hard to crack. The article traces QNu Labs' journey from its incubation at IIT Madras Research Park in 2016 to a National Quantum Mission-supported company with production deployments across India's defence, government, and financial sectors. The company's portfolio spanning ARMOS QKD, Tropos QRNG, NIST-compliant post-quantum cryptography, and the QShield unified platform is presented as a coherent, full-stack answer to a threat that is no longer theoretical. The profile also addresses QNu's Series A partnership with HDFC Bank and expansion plans across the Middle East, Europe, and Southeast Asia.

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Your Story - QNu Labs is betting big on quantum physics, not AI, to strengthen India’s cyber defence