Market Overview

According to fortune business insights, the global quantum computing in cybersecurity market size was valued at USD 0.88 billion in 2025. The market is projected to grow from USD 1.10 billion in 2026 to USD 8.69 billion by 2034, exhibiting a CAGR of 29.4% during the forecast period. North America dominated the quantum computing in cybersecurity market with a market share of 37.5% in 2025.

The analysis shows this emerging market is focused on technologies like Post-Quantum Cryptography (PQC) and Quantum Key Distribution (QKD) to protect digital assets from threats posed by future quantum computers. These solutions are being adopted by government, defense, finance, and other critical sectors to ensure long-term cryptographic resilience.

Major Players Profiled in the Market Report:

• British Telecommunications plc (U.K.)
• Arqit Quantum Inc. (U.K.)
• Cisco Systems, Inc. (U.S.)
• Entrust Corporation (U.S.)
• IBM Corporation (U.S.)
• ID Quantique SA (Switzerland)
• Nokia Corporation (Finland)
• PQShield Ltd. (U.K.)
• QuNu Labs Private Limited (QNu Labs) (India)
• Quantinuum (U.S.)
• Quantum XChange, Inc. (U.S.)
• QuSecure, Inc. (U.S.)
• SK Telecom Co., Ltd. (South Korea)
• Thales Group (France)
• Toshiba Corporation (Japan)

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