Arqit Quantum Inc.

Arqit Quantum Inc. (Nasdaq: ARQQ) develops quantum-safe encryption technology designed to protect data and communications from cybersecurity threats posed by advances in quantum computing. The company's flagship product, the Symmetric Key Agreement Platform (SKA Platform™), enables devices to generate secure encryption keys locally without relying on centralized key distribution infrastructure or traditional public key cryptography.

The SKA Platform supports zero-trust network architectures by allowing endpoints to establish encrypted connections independently. The technology operates through lightweight software that integrates with existing hardware and network environments, enabling deployment across a range of devices and systems without significant infrastructure changes. This approach addresses a core vulnerability in conventional encryption, where centralized key exchanges create potential points of failure.

Arqit serves organizations in sectors where data security is critical, including government, defense, telecommunications and financial services. The company holds ISO 27001 certification and has received the Innovation in Cyber Award, demonstrating adherence to established cybersecurity standards. Arqit's encryption solutions address the growing need for post-quantum cryptographic methods as quantum computing capabilities continue to develop, positioning the company within the broader effort to secure digital infrastructure against next-generation computational threats.