Quantum’s breakthrough

2026-05-26 · Source: McKinsey Insights & Publications · Field: Technology & Digital — Emerging Technologies & Innovation, Cybersecurity & Data Privacy, Artificial Intelligence & Machine Learning · Depth: Fundamental Awareness, short

Summary

Quantum technology is nearing an inflection point, presenting significant economic opportunities and potential security risks. This technology is attracting substantial investment and is projected to deliver up to \$2.7 trillion in global economic value by 2035. It is poised to enhance classical computers, not replace them, solving critical problems in industries like financial services and pharmaceuticals. Furthermore, quantum technology will amplify and be amplified by other frontier technologies such as AI, machine learning, robotics, and cryptography. However, its value comes with the risk of disrupting existing cybersecurity, necessitating the development of post-quantum cryptography to address these vulnerabilities within a rapidly growing quantum communications market. Business leaders must prepare to harness its full potential.

Key takeaway

For CTOs and business leaders evaluating future technology investments, you should recognize quantum computing's imminent commercial tipping point. Prepare your organization by understanding its \$2.7 trillion economic potential and its collaborative relationship with AI and machine learning. Simultaneously, prioritize developing a robust post-quantum cryptography strategy to mitigate the significant cybersecurity risks this technology introduces, ensuring your systems are ready for the shift.

Key insights

Quantum technology offers immense economic potential but demands proactive risk management and strategic integration.

Principles

• Quantum enhances classical computing.
• It intersects with AI and cryptography.
• Economic value comes with security risks.

In practice

• Apply in financial services.
• Use in pharmaceutical research.
• Integrate with AI/ML systems.

Topics

• Quantum Computing
• Economic Value
• Cybersecurity Risk
• Post-Quantum Cryptography
• AI Integration
• Business Strategy

Best for: Investor, Executive, CTO, Consultant

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Editorial summary, takeaway, and curation by AIssential. Original article published by McKinsey Insights & Publications.