A. M. Turing Award winners Charles H. Bennett and Gilles Brassard are warning that quantum computing advancements threaten global financial security by potentially breaking current internet and banking encryption.

Key points

• Charles H. Bennett and Gilles Brassard received the A. M. Turing Award for their foundational work in quantum information theory.
• The duo developed the "BB84" protocol, which uses quantum mechanics to create uncrackable encryption keys.
• Their research demonstrated that quantum phenomena like entanglement and superposition can be used as resources rather than obstacles.
• Experts warn that future quantum computers could render current classical cryptography obsolete, putting sensitive financial and personal data at risk.
• To mitigate these risks, researchers recommend adopting post-quantum cryptography and quantum-secure communication methods.

The transition to quantum computing represents a significant shift in cybersecurity that could compromise the integrity of global financial systems and private data. By highlighting these vulnerabilities, researchers are urging immediate action to develop and implement new encryption standards before existing security measures become obsolete.