Project Eleven is acquiring Riva Labs to accelerate the development of practical post-quantum security solutions for blockchains. The acquisition brings Riva Labs’ demonstrated post-quantum signing technology, recently presented on consumer hardware, into Project Eleven’s existing work across signatures, wallets and protocol infrastructure, the company says. This move reflects growing urgency within the industry, driven by the accelerating pace of cryptographic research aided by artificial intelligence.
Riva Labs Expands Project Eleven’s Post-Quantum Signature and MPC Expertise
Project Eleven intends to integrate Riva Labs’ demonstrated post-quantum signing functionality on consumer hardware into its broader suite of post-quantum security tools and services. Project Eleven is integrating expertise across signatures, wallets, key management and protocol infrastructure, and this comprehensive approach distinguishes it from companies concentrating on isolated aspects of post-quantum security. This layered strategy addresses the entire security stack, recognizing that vulnerabilities in any single component could compromise the entire system.
The company’s focus extends beyond simply replacing existing algorithms. It aims to build a comprehensive, resilient framework for digital asset protection. “Riva Labs is exactly the kind of talent we want at Project Eleven: deeply technical and focused on turning cryptographic research into systems that can actually be deployed,” said Alex Pruden, CEO and Co-Founder of Project Eleven. New techniques are being developed and tested, potentially shortening the timeline for breaches of current encryption methods.
Riva Labs has already incorporated AI into its research and engineering processes, and Project Eleven plans to use this capability to enhance its own post-quantum cryptography and crypto agility efforts. The company’s work includes the Q-Day Prize, awarded to Giancarlo Lelli for breaking a 15-bit elliptic curve key, and the 110-page Quantum Threat to Blockchains report, which established a baseline Q-Day of 2033.
This report, along with partnerships with NIST and the Ethereum Foundation, demonstrates Project Eleven’s commitment to both research and standardization. The company’s open-source contributions, including libqc and quantum-vault, further emphasise its dedication to building a robust and accessible post-quantum ecosystem, according to Project Eleven.
“Project Eleven and Riva Labs came at this problem from different directions and reached many of the same conclusions about what the industry needs,” Vena added. The combined team will now focus on developing the infrastructure necessary for a secure post-quantum transition, deepening Project Eleven’s technical capabilities across the entire spectrum of digital asset custody and blockchain security.
Riva Labs is exactly the kind of talent we want at Project Eleven: deeply technical and focused on turning cryptographic research into systems that can actually be deployed.
Alex Pruden, CEO and Co-Founder of Project Eleven




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