TBNQuantumPolitics
Arqit Invests in Sirius to Develop Quantum-Safe Defence Communications
Publication: The Quantum Insider
Author: Mohib Ur Rehman
Source published: 20/10/2026, 13:56:19 UTC
Briefing created: 20/10/2026, 14:20:30 UTC
Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 20/10/2026, 14:19:26 UTC.
Briefings
Arqit Quantum invested in Sirius Computer to develop Crux, a software platform combining Sirius's secure networking with Arqit's Sovereign Key Platform. The investment supports joint development with NATO and allied forces, targeting secure communications for defence and government users. The partnership aims to enable secure data sharing across national boundaries without replacing existing infrastructure.
Key points
- Arqit Quantum Inc. (NASDAQ: ARQQ) announced a strategic investment in Sirius Computer, Inc. on October 20, 2026, to accelerate quantum-safe communications development.
- The investment supports the joint product Crux, which integrates Sirius's secure networking technology with Arqit's Sovereign Key Platform and NetworkSecure adaptors.
Context
This investment follows a winning bidding consortium selection for secure networking services to NATO. The partnership leverages Arqit's encryption solutions to enhance lightweight, adaptable networking technology for defence and government customers.
Limitations
Evidence covers only the strategic investment announcement and partnership details. Specific financial figures, exact deployment timelines, or future performance metrics are not provided in the source material.
Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 20/10/2026, 14:20:30 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.
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