Quantum Computing: 27th May 2025

Post-quantum TLS and QUIC with OpenSSL 3.5, nginx and Let's Encrypt (yawnbox.is, 2025-05-25). Explore post-quantum TLS and QUIC implemented with OpenSSL 3.5, nginx, and Let's Encrypt, focusing on stronger certificates, HSTS, and QUIC configurations for enhanced security in Ubuntu Server 24.04

The most steampunk qubit (quantumfrontiers.com, 2025-05-25). Yiwen Chu's lab developed a 'mechanical qubit' utilizing vibrational dynamics, while Alp Sipahigil proposed a novel design using a cantilever and atomic-force microscope to manipulate energy levels efficiently

Tracking the Cost of Quantum Factoring (security.googleblog.com, 2025-05-23). Google's research details a significant reduction in qubit requirements for breaking 2048-bit RSA encryption, demonstrating a 20-fold decrease due to advancements in algorithms and error correction techniques, crucial for post-quantum cryptography

Controlling Quantum Motion and Hyper-Entanglement (caltech.edu, 2025-05-22). New experimental techniques using optical tweezers enabled researchers to control atomic motion, leading to hyper-entanglement, a breakthrough with implications for quantum computing and precision measurements

Q Day Came Quietly (slow-thoughts.com, 2025-05-22). Jørgen Ellegaard Andersen and Shan Shan's papers reveal exponential speedup in Monte Carlo methods using Gaussian Boson Sampling, significantly enhancing efficiency in high-dimensional integration relevant to finance, quantum chemistry, and machine learning

Emergence and quantum theories of gravity (condensedconcepts.blogspot.com, 2025-05-26). Explores the relationship between gravity and quantum theory, discussing emergence, classical General Relativity, gravitons, string theory, AdS-CFT correspondence, and quantum thermodynamics of event horizons

Toward a Geometric Theory of Information Processing: A Research Program (novaspivack.com, 2025-05-26). Research proposes a geometric framework for information processing, linking quantum information theory and differential geometry, emphasizing the role of Fisher information metrics in computational efficiency and learning dynamics

The Quest to Prove the Existence of a New Type of Quantum Particle (wired.com, 2025-05-25). A theoretical proposal suggests that paraparticles, a new category of quantum particle, could be created in exotic materials, potentially leading to novel states of matter and applications in quantum computing

Versatile Quantum-Safe Hybrid Key Exchange and Its Application to MACsec (arxiv:cs, 2025-05-20). VMuckle, a versatile Hybrid Authenticated Key Exchange protocol, offers enhanced security for MACsec in Ethernet networks against quantum threats, combining conventional, post-quantum, and quantum cryptographic techniques for secure LAN communication

MicroCrypt Assumptions with Quantum Input Sampling and Pseudodeterminism: Constructions and Separations (arxiv:cs, 2025-05-20). Investigating quantum input sampling and $ot$-pseudodeterminism reveals equivalences between $ extsf(PRS)^(qs)$ and $ extsf(PRG)^(qs)$, suggesting weaker primitives compared to deterministic ones, enhancing MicroCrypt's structure insights

Is Quantum Optimization Ready? An Effort Towards Neural Network Compression using Adiabatic Quantum Computing (arxiv:cs, 2025-05-22). Exploring adiabatic quantum computing (AQC) for efficient deep neural network model compression, this work reformulates pruning-quantization tasks as quadratic unconstrained binary optimization (QUBO), demonstrating superior time efficiency compared to classical algorithms

Is Circuit Depth Accurate for Comparing Quantum Circuit Runtimes? (arxiv:cs, 2025-05-22). Gate-aware depth, incorporating unique gate weights, significantly improves runtime comparison accuracy over traditional metrics, achieving an average error reduction of 412 times and perfect order accuracy on five out of six devices

Scaling Quantum Simulation-Based Optimization: Demonstrating Efficient Power Grid Management with Deep QAOA Circuits (arxiv:cs, 2025-05-22). This work demonstrates a quantum simulation-based optimization approach, employing over 1000 QAOA layers on the IEEE 57-bus system for efficient power grid management, showing competitive performance against simulated annealing

CRYPTONITE: Scalable Accelerator Design for Cryptographic Primitives and Algorithms (arxiv:cs, 2025-05-20). Cryptonite generates efficient hardware accelerators for cryptographic primitives from C code, achieving up to 88.88% resource reduction and 54.31% latency improvement through high-level synthesis and verified rewriting techniques

Quantum Reservoir Computing for Realized Volatility Forecasting (arxiv:econ, 2025-05-20). Quantum reservoir computing utilizes a fully connected transverse-field Ising Hamiltonian for forecasting realized volatility, outpacing traditional models through feature selection and Shapley values, despite current quantum hardware limitations

Demonstration of Quantum-Secure Communications in a Nuclear Reactor (arxiv:cs, 2025-05-23). Demonstration of QKD using phase-encoding decoy-state BB84 protocol in Purdue's nuclear reactor, achieving real-time encryption over distances of 140 km with stable key rates and minimal latency using OTP and AES encryption

Quantum Optimization via Gradient-Based Hamiltonian Descent (arxiv:cs, 2025-05-20). Quantum Hamiltonian Descent (QHD) is enhanced with gradient information for faster convergence and better global solution identification, outperforming classical methods in complex optimization landscapes through quantum tunneling and insights from differential equations