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Quantum Cryptography

164 articles in this category.

Quantum Public-Key Encryption Faces a Critical Theory Wall
Quantum Crypto
· 8 min read

Quantum Public-Key Encryption Faces a Critical Theory Wall

New research proves quantum public-key encryption can't be built from one-way functions alone. What does this mean for your PQC roadmap? Learn how.

BeQuantum Intelligence
post-quantum-cryptographyquantum-cryptography
HQC on NPU Hardware: Critical Post-Quantum Crypto Boost
Quantum Crypto
· 7 min read

HQC on NPU Hardware: Critical Post-Quantum Crypto Boost

How does HQC decoding on Qualcomm NPUs cut energy use 18.13×? Explore the post-quantum cryptography migration path for mobile devices today.

BeQuantum Intelligence
post-quantum-cryptographyHQC
Q-FE: Critical Post-Quantum Defense for 6G Industrial IoT
Quantum Crypto
· 8 min read

Q-FE: Critical Post-Quantum Defense for 6G Industrial IoT

How does Q-FE cut crypto overhead 62% while securing 6G Digital Twins against quantum attacks? See the CSIDH-PQC architecture CISOs need to evaluate now.

BeQuantum Intelligence
post-quantum-cryptography6G
Multidimensional CV-QKD Reconciliation: A Critical Review
Quantum Crypto
· 8 min read

Multidimensional CV-QKD Reconciliation: A Critical Review

How multidimensional reconciliation turns a noisy quantum channel into a codeable one — and why your QKD roadmap depends on it. Read the breakdown.

BeQuantum Intelligence
CV-QKDquantum key distribution
Megaquop Quantum Simulation: A Critical PQC Timeline Signal
Quantum Crypto
· 7 min read

Megaquop Quantum Simulation: A Critical PQC Timeline Signal

A neutral-atom architecture reaches megaquop-scale quantum simulation with ~10,000 qubits. What does it mean for your PQC migration clock? Read on.

BeQuantum Intelligence
post-quantum-cryptographyquantum-computing
BB84 Quantum Key Distribution: Critical Noise Security Guide
Quantum Crypto
· 7 min read

BB84 Quantum Key Distribution: Critical Noise Security Guide

How does collective rotation noise affect BB84 QKD security? See the QBER, mutual information, and secret key rate trade-offs—and what to do now.

BeQuantum Intelligence
post-quantum-cryptographyquantum-key-distribution
Post-Quantum Cryptography's Critical Side-Channel Flaw
Quantum Crypto
· 8 min read

Post-Quantum Cryptography's Critical Side-Channel Flaw

Can attackers break McEliece and BIKE with just 200 power traces? New research exposes a decapsulation leak. Audit your PQC hardware now.

BeQuantum Intelligence
post-quantum-cryptographyside-channel-attacks
Clifford-Deformed LDPC Codes: 50% Biased Noise Thresholds
Quantum Crypto
· 8 min read

Clifford-Deformed LDPC Codes: 50% Biased Noise Thresholds

How Clifford-deformed zero-rate LDPC codes reach near-50% biased noise thresholds — and why it shortens your quantum-risk timeline. Read the analysis.

BeQuantum Intelligence
post-quantum-cryptographyquantum-error-correction
Fault-Tolerant Quantum Encoders: Critical 43% Gate Drop
Quantum Crypto
· 8 min read

Fault-Tolerant Quantum Encoders: Critical 43% Gate Drop

New Munich Quantum Toolkit methods cut encoder gate counts 43% and depth 70%. See what faster fault-tolerant quantum hardware means for your crypto plan.

BeQuantum Intelligence
fault-tolerant-quantum-computingquantum-error-correction
Quantum Fisher Information: When Convergence Checks Lie
Quantum Crypto
· 8 min read

Quantum Fisher Information: When Convergence Checks Lie

Can your quantum estimation pipeline trust its own convergence signal? New research shows why width-only stopping rules certify biased results. Read on.

BeQuantum Intelligence
quantum-fisher-informationquantum-metrology
Quantum Fourier Transform: Critical Speedup for Shor's Era
Quantum Crypto
· 7 min read

Quantum Fourier Transform: Critical Speedup for Shor's Era

A new arXiv preprint cuts fault-tolerant Quantum Fourier Transform runtime in half. See what the OQFT co-design means for your PQC migration timeline.

BeQuantum Intelligence
post-quantum-cryptographyquantum-fourier-transform
Acoustic Purcell Effect: Quantum Threat to PQC Timelines
Quantum Crypto
· 8 min read

Acoustic Purcell Effect: Quantum Threat to PQC Timelines

New diamond spin-qubit research shows 10x faster phonon-mediated coupling at 12 GHz. What CISOs must know about accelerating quantum risk.

BeQuantum Intelligence
post-quantum-cryptographyquantum-computing