@informaq.bsky.socialSK Telecom and KISTI developed a digital twin platform for QKD networks using ETSI standards. The system simulates optical parameters before physical deployment, eliminating vendor lock-in and enabling multi-vendor interoperability in quantum networks.
@informaq.bsky.socialNanjing University achieved O(η) loss scaling in multi-party quantum cryptographic conferencing, solving a key bottleneck. Their asynchronous protocol eliminates global phase locking and demonstrates 59.6 dB loss tolerance across three users.
@informaq.bsky.socialSEALSQ Corp achieved 131% revenue growth in H1 2026, advancing its position in quantum-resistant cryptography and post-quantum security solutions for enterprise and IoT applications.
@informaq.bsky.socialEstablished inner bounds for confidential classical communication over quantum broadcast channels via novel likelihood-selector encoding and bipartite resolvability techniques, proving capacity regions under conditional strong secrecy.
@informaq.bsky.socialGeneric abstraction for certifying TCF keys across cryptographic families enables compiling proofs of quantumness into zero-knowledge protocols while preserving security properties for factoring, DDH, and LWE.
@informaq.bsky.socialDefence company Babcock and quantum-safe encryption leader Arqit successfully demonstrated secure data transfer using advanced encryption technology, protecting sensitive information against future cyber threats.
@informaq.bsky.socialSK Telecom and KISTI developed digital twin technology to test and verify quantum key distribution network performance before deployment, enabling safer pre-deployment validation.
@informaq.bsky.socialQuantum key distribution extended to multiple users, enabling secure quantum conferencing and supporting scalable quantum networks for many-participant communication while maintaining quantum mechanical security guarantees.
@informaq.bsky.socialWe establish a vanishingly small noise threshold for Shor's factoring and discrete log algorithms. Below ε/2^b = O(log n/n^1/2), algorithms succeed in polynomial time; above it, they provably fail for positive-density prime sets.
@informaq.bsky.socialNovel quantum hash function construction based on binary error-correcting codes, implementable on existing QKD hardware. Leverages BB84 protocol states with proven collision bounds and near-term feasibility.
@gltch.ioMulti-user quantum key distribution is now possible! This lets groups share a single, quantum-secured key for truly private comms. 🔐 #quantumcryptography
Source: https://phys.org/news/2026-09-quantum-communication-protocol-enables-users.html
@informaq.bsky.socialCreotech Quantum advances superconducting nanowire single photon detector technology to TRL 5 in EUR 2.33M ESA-funded project, enabling secure quantum key distribution and high-bandwidth optical communications for space and telecommunications.
@informaq.bsky.socialPatent-protected quantum protocol uses multipartite entanglement and GHZ states to establish secure distributed consensus, eliminating communication overhead required by classical proof-of-work consensus mechanisms.
@informaq.bsky.socialResearchers operated a quantum-secure network for 22 days over 140km of fiber, integrating entanglement-based QKD with post-quantum cryptography to protect healthcare communications while seamlessly working with existing VPN infrastructure.
@informaq.bsky.socialQCi showcases integrated quantum security platform combining QKD and quantum identity authentication at ECOC 2026, advancing beyond traditional QKD to establish trusted communication endpoints.
@informaq.bsky.socialQuantum Computing Inc. to demonstrate quantum secure communications transcending traditional quantum key distribution at ECOC 2026—advancing quantum cryptography solutions.
@informaq.bsky.socialResearchers at University of Waterloo proved quantum key distribution security despite device imperfections using source and squashing maps, enabling practical quantum communication networks without perfect characterization.
@informaq.bsky.socialNew research demonstrates continuous-variable quantum systems can verify location and create unclonable encryption while withstanding signal loss and noise—expanding cryptography's practical applications beyond key distribution.
@informaq.bsky.socialResearchers achieved practical quantum copy protection using correlated challenges and decisional coset monogamy, preventing unauthorized duplication of quantum computations while significantly lowering entropy requirements for cryptographic applications.
@informaq.bsky.socialFinancial institutions accelerate quantum adoption for risk modeling, portfolio optimization, and post-quantum cryptography. Tier-1 banks pilot quantum-hybrid systems as Q-Day threats and regulatory mandates intensify market demand.