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Quantum Security & PQC
Scott Aaronson Sounds the Alarm: “This Post Is Your Warning”
The inventor of BosonSampling and new NAS member says reputable QC hardware experts now tell him a cryptanalytic quantum computer should be possible by around 2029.
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Policy & Sovereignty
Washington’s Quantum Policy Machine Grinds Forward: NQI Reauthorization, Cybersecurity Preparedness Act, and a Pentagon Migration Guide
Three U.S. policy moves — NQI reauthorization, a quantum cybersecurity bill, and a Pentagon migration guide — show Washington building plumbing for the quantum transition.
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The Quantum Utility Map
The Error Correction Revolution: Why qLDPC Codes, Magic State Cultivation, and Algorithmic Fault Tolerance Are Rewriting the Quantum Timeline
Between 2024 and 2026, three error correction advances reduced the physical qubit cost of fault-tolerant quantum computing by an order of magnitude or more. qLDPC codes compress the encoding ratio. Magic state cultivation shrinks factory footprint. Algorithmic fault tolerance cuts…
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Post-Quantum, PQC, Quantum Security
The Signature Supply Chain: How Deep Does Digital Trust Go?
From TPM attestation keys to container image signatures, modern systems depend on dozens of signature layers most security teams have never fully mapped. This deep dive exposes the full anatomy of the trust infrastructure a quantum computer would compromise.
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The Quantum Utility Map
Why Quantum Won’t Save Wall Street (Yet): An Honest Assessment of Quantum Computing in Finance
The best quantum finance resource estimates, produced by Goldman Sachs' own research team, require logical clock speeds three orders of magnitude beyond any projected hardware. The quantum speedup for derivative pricing and portfolio optimization is quadratic, and quadratic is structurally…
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Post-Quantum, PQC, Quantum Security
PQC Standards Fragmentation: What Multinationals Must Plan For Now
Your New York office runs ML-KEM per NIST. Your Frankfurt office needs ANSSI-recommended hybrids. Your Shanghai office will require Chinese ICCS algorithms. Your Seoul subsidiary uses KpqC. You need one migration plan. This article maps how to build it.
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The Quantum Utility Map
Quantum Sovereignty and the Utility Trap
The industries where quantum computing creates the most value are the industries most critical to national security. The hardware serving them is concentrated in a handful of companies and countries. The architectural decisions determining whether access is sovereign or dependent…
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Quantum Computing
The Decoder Bottleneck: The CRQC Challenge Nobody Is Talking About
Qubit count gets the headlines. Error rates get the analysis. But the classical decoder that must process millions of error signals per second in real time gets almost no attention outside the QEC research community. It may be the capability…
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Research
IonQ Publishes Complete Fault-Tolerant Blueprint for Trapped Ions “The Walking Cat Architecture”
IonQ's 110-page preprint details a complete fault-tolerant quantum computer architecture built entirely on qLDPC codes. The numbers are impressive, but every claim rests on hardware that doesn't yet exist at scale.
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Quantum Security & PQC
Coinbase Quantum Paper: What It Gets Right, Wrong, and Misses
Coinbase assembled heavyweights like Scott Aaronson and Dan Boneh to assess quantum threats to crypto. Their paper is serious, measured, and technically sound. But it underestimates how fast the ground is shifting beneath blockchain cryptography.
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Research
Nature Reviews Publishes the Definitive CMOS–Spin Qubit Compatibility Assessment
A comprehensive review from Dzurak's team maps exactly where silicon spin qubits align with existing CMOS manufacturing — and where they diverge. The implications for scaling to millions of qubits are more nuanced than the headlines suggest.
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Industry
IonQ Photonic Interconnect: First Networked Commercial Quantum Computers
IonQ's photonic interconnect demonstration links two commercial quantum computers via entanglement for the first time. The milestone is real and strategically important - but the absence of fidelity and rate numbers in the announcement demands closer scrutiny.
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Research
QuEra Achieves 2:1 Physical-to-Logical Qubit Ratio With Ultra-High-Rate qLDPC Codes
A QuEra–Harvard–MIT collaboration demonstrates qLDPC codes that encode more logical qubits than they consume in overhead — a 2:1 physical-to-logical ratio that enters the Teraquop regime. This is a simulation result, not an experiment. But if it holds up, it…
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Post-Quantum, PQC, Quantum Security
Grover’s Algorithm vs AES – Why “Ignore It” Is Almost Right
The consensus says Grover will never break AES-128. The math checks out on today's assumptions. But those assumptions are built on surface codes and superconducting hardware, and the ground is already shifting. Scan the quantum computing coverage of Bitcoin and…
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Industry
McKinsey Quantum Technology Monitor 2026: “A Commercial Tipping Point” — But the Numbers Deserve Scrutiny
McKinsey’s 2026 Quantum Technology Monitor declares a “commercial tipping point.” The market analysis is useful, but the investment figures still deserve scrutiny.
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