Before Q-Day: The Race to Quantum First
On March 30, 2026, two independent research teams significantly lowered public estimates for the quantum computing resources needed to break current encryption standards. One team demonstrated that Shor's algorithm, the quantum method for factoring large numbers behind public-key encryption, could run at cryptographically relevant scale with as few as 10,000 reconfigurable neutral-atom qubits. Separately, Google Quantum AI, in collaboration with the Ethereum Foundation and Stanford University, established a new threshold for breaking elliptic-curve encryption. These developments shorten the timeline to 'Q-Day'—the point when quantum computers can break widely used encryption protecting banking, communications, and classified traffic. The article highlights the accelerating race between quantum computing advances and the need for post-quantum cryptography adoption.
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