All Post-Quantum, PQC Posts
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Post-Quantum, PQC, Quantum Security
Why Europe Is Industrialising CV-QKD
QUARTERNEXT places CV-QKD at the centre of one European industrialisation track. EuroQCI remains deliberately multi-protocol. The real story is how telecom integration, certification, and supply-chain control shape the portfolio.
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Post-Quantum, PQC, Quantum Security
How Much Can AI Help With PQC Migration?
AI is already part of PQC migration, and it helps. But the claim that frontier models compress enterprise timelines from 15 years to four confuses which part of the program AI accelerates and which part it cannot touch.
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Post-Quantum, PQC, Quantum Security
You Cannot Detect Harvest Now, Decrypt Later (HNDL)
Vendors are beginning to sell HNDL detection. Boards are asking for proof of HNDL targeting. Neither is possible. Passive collection leaves no observable event inside your network. The defense is encryption, not detection.
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Post-Quantum, PQC, Quantum Security
Is Harvest Now, Decrypt Later (HNDL) Real? What I Can and Can’t Prove
No question comes up more often in my consulting and board sessions. For years I could only point to what spy agencies say. Here is the full answer: the written record, and the physics of collection.
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Post-Quantum, PQC, Quantum Security
The Coming CRQC Blackout: Why the Papers Will Stop Before the Progress Does
The field ran three disclosure experiments in 2026: full openness, cryptographic secrecy, and silence. Only one is stable, and it ends our ability to track CRQC progress through published research.
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Post-Quantum, PQC, Quantum Security
The Shannon Hustle: How Vendors Abuse Perfect Secrecy to Sell You Less Than You Think
Vendors drop "Shannon" into pitch decks to imply information-theoretic security. The math says otherwise. A five-question framework for evaluating any claim of perfect secrecy with practical key sizes.
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Post-Quantum, PQC, Quantum Security
US Federal PQC Mandate After June 2026: Complete Guide
June 2026 transformed US PQC policy from planning guidance into enforceable mandates. This is the complete picture: what applies to whom, by when, and under which authority.
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Post-Quantum, PQC, Quantum Security
Why the Quantum Attack on ECC Keeps Getting Cheaper, and Where It Stops
An open competition has driven the logical qubits for one secp256k1 point addition into the high 1,100s. The arithmetic says how much further circuit tricks can go, and exactly where they stop.
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