Quantum Lock

Critical infrastructure security, guaranteed by the laws of physics

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At a glance

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    Development stage

    Proof-of-concept

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    Investment stage

    Pre-Seed

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    UNSW affiliation

    Spinout - staff led

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    Technology readiness level

    TRL 3

Why invest
Critical infrastructure faces escalating advanced persistent threats and zero-trust mandates, while quantum photonics is moving from the lab to chip scale, making physics-based integrity verification deployable now.

Quantum Lock uses quantum physics to protect critical infrastructure from tampering and cyber threats.

  • Quantum Lock’s device continuously verifies that a piece of critical infrastructure has not been tampered with. It attests the integrity of the device’s memory to a collocated base station over a quantum channel using entangled photon pairs; the no-cloning theorem of physics makes the proof impossible to forge or spoof. Quantum Lock integrates the device and configures the verifier in the customer’s security operations centre. Customers pay a recurring per-device subscription for multi-year contracts.

  • Operators of critical infrastructure - financial exchanges, power plants, data centres - must be able to prove their devices have not been tampered with. Today, they cannot do so with certainty, and a single undetected compromise can trigger catastrophic financial, safety and regulatory consequences.

  • Beachhead: datacentre and network infrastructure operators (including ASX-listed providers) where undetected device compromise creates major financial and regulatory liability. Expanding later to energy and telecommunications utilities.

    • AU$400K non-dilutive grant funding (Defence Trailblazer; Quantum Australia)
    • Lab-validated prototype (TRL 4); provisional patent application filed
    • NDAs signed with a major US financial institution, a major hyperscaler, and a major Australian data centre operator – all with a view to collaborating and potentially piloting Quantum Lock’s technology

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