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171
resultados
Última actualización
13/09/2026 [07:30:00]
Resultados 50 a 75 de 171
Resumen de: US20260230311A1
Disclosed are systems, apparatuses, processes, and computer-readable media for sharing encrypted entropy. For example, a method includes determining a plurality of second coefficients from a plurality of first coefficients in association with a Numeric Theoric Transform (NTT), wherein each second coefficient of the plurality of second coefficients is generated based on a corresponding first coefficient of the plurality of first coefficients using a shared stage multiplier circuit; and generating an encryption key based on the plurality of second coefficients.
Resumen de: US20260230309A1
0000 Systems, methods, and computer-readable media are disclosed. A system can include a cyber resilience system configured to receive or identify cyber resilience data corresponding with at least one cyber resilience operation performed in at least one decentralized network, centralized network, or data source (DNCNDS). The system can include a cryptography system configured to apply a quantum-resistant model to cause the quantum-resistant model to generate a protected data package including at least the cyber resilience data, generate, using a post-quantum signature scheme, one or more digital signatures of the protected data package, and store the protected data package and the one or more digital signatures with the at least one DNCNDS. The system can include a secure data channel configured to provide the protected data package via at least one of an identifier, interface, or endpoint within the at least one DNCNDS or external to the at least one DNCNDS.
Resumen de: US20260230316A1
A method may include: selecting a random quantum circuit from a family of random quantum circuits; communicating the selected random quantum circuit to a quantum device, wherein the quantum device applies the selected random circuit to its internal state and measures the internal state to obtain a bit string; calculating a probability that the bit string is a result of the selected random quantum circuit; repeating the communicating, the receiving, and the calculating using the selected random quantum circuit or a new random quantum circuit for a number of rounds; collecting a tuple comprising the random quantum circuit communicated to the quantum device, the bit string received from the quantum device, and the probability; computing a validation value for the tuples; validating the validation value; outputting the bit strings to a quantum-proof randomness extractor, wherein the quantum-proof randomness extractor returns a final bit string; and outputting the final bit string.
Resumen de: US20260230314A1
A key management apparatus includes a determination unit that determines a predetermined number of participants among a plurality of participants for storing divided data obtained by division from predetermined data by secret distribution processing, as participants for encrypting and storing the divided data by using a quantum encryption key, and a key transmission unit that transmits an encryption key used to encrypt the divided data to each of the predetermined number of participants by quantum key distribution. The determination unit determines the predetermined number of participants based on a number of hops of a key relay from the key management apparatus to each participant in the quantum key distribution.
Resumen de: US20260230310A1
An initial true random number is generated. A hybrid key pair is generated based on the initial true random number. The hybrid key pair includes a first key pair generated by a quantum-safe cryptographic algorithm and a second key pair generated by a cryptographic algorithm. A system request is provided to an entropy service. The system request includes the hybrid key pair. Quantum entropy data included in a response received from the entropy service is decrypted. The response includes a public key associated with the entropy service. The decrypted encrypted quantum entropy data is utilized for cryptographic operations.
Resumen de: US20260228979A1
0000 A system provides adaptive assistance through virtual reality and artificial intelligence. The system includes a data acquisition module receiving multimodal input data from sensors, a virtual reality module generating an interactive virtual environment, and a processor that processes the input data to generate user state data and virtual companion data. The processor dynamically modifies parameters of the virtual environment based on processed data. A memory stores input data, processed data, behavioral models, and environment configuration data. A backend platform processes and transmits data to remote devices through a communication interface. The virtual reality module renders a virtual companion within the interactive virtual environment according to the virtual companion data and modifies the environment based on processed parameters. This system architecture enables real-time adaptation of both the virtual companion and virtual environment in response to user interactions and states.
Resumen de: EP4787772A1
0001 A method for analyzing a quantum key distribution network, QKDN, wherein a QKDN analyzer module measures a key system attribute, KSA, of the QKDN and/or checks a functionality of the QKDN; a QKDN analyzer device for analyzing a QKDN, QKD nodes for a QKDN, a QKDN and a computer program product.
Resumen de: GB2703677A
A data transfer request is received and related contextual metadata is retrieved including data sensitivity, required confidentiality duration, and quantum cryptographic threat intelligence. A threat level for the transfer is assessed and a necessary quantum-resistant encryption strength is indicated, based on which an encryption algorithm is selected and applied to balance strength and performance. User-defined consent parameters associated with the data transfer are retrieved, and compliance is observed through routing or transformation (e.g., anonymisation) of the data to control recipients, geographic restrictions, and data usage. System performance and environmental impact is optimised whilst meeting cryptographic and consent requirements. The system dynamically assesses recent algorithm developments and quantum cryptanalysis breakthroughs to select an efficient algorithm that still meets the security requirements of the data. Adjustments may include selecting alternative cryptographic algorithms known for lower energy consumption or reducing the operational frequency of certain resource-intensive tasks. The system can proactively schedule or rate-limit non-critical data transfers during periods of peak computational load to ensure sufficient resources remain available for high-priority communications. Fig. 3
Resumen de: US2025112897A1
Techniques for applying a quantum ready intelligent security gateway are disclosed. In some embodiments, a system/process/computer program product for applying a quantum ready intelligent security gateway (e.g., a quantum ready intelligent security gateway that supports quantum key distribution (QKD) and/or post-quantum cryptography (PQC) for providing a secure tunnel to the mobile network) includes monitoring network traffic on a mobile network at a security gateway to identify a new session; determining meta information associated with the new session by extracting the meta information from the network traffic via one or more interfaces; and enforcing a security policy on the new session at the security gateway based on the meta information to apply context-based security in the mobile network.
Resumen de: US2025106012A1
Systems and methods for quantum key distribution in an optical network and quantum-secured optical channels. A node for operation in an optical network includes one or more degrees each connected to a corresponding optical span including one or more fibers; and one or more Quantum-Optical Service modules (QOSM) for each of the one or more degrees, each QOSM supporting Quantum Key Distribution (QKD) for establishing a quantum-secured channel and Optical Service Channel (OSC) functionality over the quantum-secured channel. A line amplifier system for operation in an optical network includes one or more optical amplifiers configured to amplify optical channels over an optical span in the optical network; and a trusted quantum repeater, connected to the optical span, and configured to support QKD for establishing a first quantum-secured channel and a second quantum-secured channel and OSC functionality over the first quantum-secured channel and the second quantum-secured channel.
Resumen de: WO2025125334A1
The present invention generally relates to a hardware security system (1000) comprising a first hardware security module (1110), configured to store a secret, a second hardware security module (1120), configured to store the secret, a quantum key distribution network (1200) comprising a first quantum key distribution node (1210), a second quantum key distribution node (1220) and a quantum encrypted channel (1230), wherein the first quantum key distribution node (1210) is connected to the first hardware security module (1110), and wherein the second quantum key distribution node (1220) is connected to the second hardware security module (1120). The invention further relates to method for operating the hardware security system (1000).
Resumen de: KR20260118575A
0001a 본 개시는 글로벌 공급망 관리 측면에서 생산 및 물류 데이터의 보안성 강화를 위한 양자내성암호 적용 방법 및 그 시스템을 제공한다. 본 개시에서, 품질관리 시스템은, 품질 데이터를 수집하고, 품질 데이터를 양자내성암호 키로 암호화하도록 구성되는 현장 계층 모듈, 품질 데이터를 검증하고, 양자내성암호 키로 품질 데이터에 대해 중간 보안 처리를 수행하도록 구성되는 엣지 계층 모듈, 및 품질 데이터에 대해 고급 분석을 수행하고, 품질 데이터를 통합 보안 관리하도록 구성되는 클라우드 계층 모듈을 포함할 수 있다.
Resumen de: EP4572187A1
0001 The present invention relates to a transmitter (1000) for a BB84 protocol, comprising a laser (1100) configured to generate a first light pulse (P<1>) having a first duration (T
Resumen de: US20260222187A1
0000 The disclosed systems and methods assist transmitted content in reaching a receiver, even if a network is subjected to sophisticated tampering. A device for a communication network including a plurality of nodes and a plurality of paths connecting a source node, which is a transmission source of information, and a terminal node, which is a destination of the information. A segmentation instruction unit being configured to instruct the source node to disperse the information into a plurality of pieces of random number data, to encode the random number data by an error correction code to generate codewords, and to order the codewords from the beginning and divide the codewords into a plurality of segments, the first transmission instruction unit being configured to instruct the source node to transmit OTP-encrypted data of the plurality of segments through the plurality of paths.
Resumen de: US20260222815A1
0000 An Ultra-Wide Band (UWB)-based communication framework integrates quantum cloud orchestration and tokenized security to enable secure, efficient, and low-latency transactions between devices and edge centers. The system dynamically generates quantum-encrypted, perishable tokens containing transaction metadata, including geolocation, network type, and security requirements, to optimize data transfer. The framework employs UWB technology for precise location tracking and low-energy communication, enabling seamless hybrid network integration across UWB, 5G, and Wi-Fi. The quantum cloud orchestrator leverages AI and machine learning to predict network conditions, optimize transaction paths, and pre-communicate metadata for real-time processing. Using Software-Defined Networking (SDN), the system ensures secure and efficient routing while maintaining compliance with regulatory standards. Applications span diverse sectors, including smart workplaces, contactless retail, dynamic ticketing, personalized hospitality, and emergency response coordination. This invention addresses critical challenges in signal strength, energy consumption, and latency, offering a scalable, transformative solution for secure and efficient device-edge communication.
Resumen de: US20260220242A1
A method for enhancing detection of fraudulent authentication data includes receiving, by an electronic device, data during an authentication transaction, computing a feature vector from the received data, and normalizing the feature vector. The method also includes encoding the normalized feature vector into qubits, expanding, using at least one quantum algorithm, the normalized feature vector into a high-dimensional space, and detecting in the high-dimensional space anomalies indicative of fraud based on the qubits. Furthermore, the method includes calculating, based on the detected anomalies, a confidence score reflecting a likelihood that the received data is genuine and comparing the confidence score against a threshold value. In response to determining the confidence score fails to satisfy the threshold value, the method determines that the received data requires secondary authentication.
Resumen de: EP4550716A1
The present invention relates to a Quantum Key Distribution system comprising an emitter and a receiver adapted to exchange QKD-based key through a service continuity mode comprising: starting (S100) the process and triggering (S101) QKD-based key exchange between the emitter and the receiver, exchanging (S102) a first key K1 between the emitter and the receiver, generating (S103) a second key K2 at the emitter via its QRNG, and encrypting (S104) K2 with K1 as a message C, and send it to the receiver, decrypting (S105) message C with K1 to obtain K2 at the receiver, and delivering (S106, S106') K2 to the respective consumers, characterized in that the QKD exchanged key K1 is a single key with fixed size, and the encrypting and decrypting procedures of K2 are using a symmetric encryption scheme.
Resumen de: US20260222186A1
A first quantum key delivery device (10) comprises: a light source (11) that outputs light; a branch unit that causes light output from the light source (11) to branch to first light and second light; a random number generation unit (13) that generates a random number on the basis of the first light caused to branch by the branch unit (12); a modulation unit (14) that modulates the second light caused to branch by the branch unit (12) on the basis of the random number generated by the random number generation unit (13); and an optical transmission unit (15) that transmits the second light modulated by the modulation unit (14) as a quantum optical signal to another quantum key delivery device.
Resumen de: WO2026160937A1
The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Provided is a method performed by a terminal of a wireless communication system. The method performed by a terminal according to an embodiment of the present disclosure may comprise the steps of: establishing a transport layer security (TLS) connection with a profile server; transmitting first embedded universal integrated circuit card (eUICC) information including first key configuration algorithm information supported by an eUICC of the terminal to the profile server through an authentication start request message for starting mutual authentication between the terminal and the profile server; receiving, from the profile server, an authentication start response message including information about at least one key configuration algorithm selected from the first key configuration algorithm information; transmitting, to the profile server through a client verification request message, an eUICC signature of the terminal and second eUICC information including second key configuration algorithm information supported by the eUICC of the terminal; and receiving, from the profile server, a response according to the verification result regarding whether the first key configuration algorithm information in the first eUICC information matches the second key configuration algorithm information in the second eUICC information.
Resumen de: US20260222185A1
0000 A method and an apparatus for receiving quantum optical communication while reducing receiver, increasing maximum detection speed, or both. The disclosure comprises transforming the polarization encoded output of a QKD system to time-bin encoded output at the detector level. The disclosure also comprises a method and an apparatus using a quantum optical switch and several SPD units to increase communication speed.
Resumen de: EP4550715A1
0001 The present invention relates to a Quantum Key Distribution system comprising an emitter and a receiver adapted to exchange QKD-based key comprising starting (S100) the process and triggering (S101) QKD-based key exchange between the emitter and the receiver, exchanging (S102) a first key K1 and a second key K2 between the emitter and the receiver, generating (S103) a third key K3 by expanding said first key K1 at both the emitter and the receiver; generating (S103) a fourth key K4 at the emitter via its QRNG, and encrypting (S104) K4 with K2 as a message C using a symmetric encryption scheme, and send it to the receiver, decrypting (S105) message C with K2 to obtain K4 at the receiver, generating (S106, S106') a fifth key K at the emitter and the receiver by computing K = K3 XOR K4 and delivering (S107, S107') K to the respective consumers.
Resumen de: US20260222206A1
A quantum token generation method using computing system comprising a quantum computer in communication with a classical computer is provided. The method comprising the steps of: generating, using the classical computer, a unique identifier comprising f portions; determining, using the classical computer, a secret-key quantum circuit comprising n qubits; generating, using the classical computer and the quantum computer, a classical description of the unique identifier using the secret-key quantum circuit; wherein the classical description comprises n portions; generating, using an n-qubit quantum circuit of the quantum computer, a quantum state based on the classical description of the unique identifier; and outputting, using the classical computer, a quantum token, the quantum token comprising: the unique identifier; and the quantum state.
Resumen de: US20260222228A1
A method for optimizing the execution of the generation of a Crystals-Dilithium post-quantum digital signature σ=({tilde over (c)}, z, h) of a message M with a secret key sk=(ρ, K, tr, s1, s2, t0) where ρ, K, tr are 256 bits binary values, s1 and s2 are vectors of length l, respectively k, of elements of the ring Rq whose coefficients are lower than a first predetermined value η, and t0 is a polynomial vector of length k with k, l, n and q integers. Other aspects are described herein.
Nº publicación: EP4781604A1 29/07/2026
Solicitante:
PICOSATS S R L [IT]
UNIV DEGLI STUDI DI TRIESTE [IT]
PICOSATS S.R.L.
UNIVERSITA' DEGLI STUDI DI TRIESTE
Resumen de: WO2025062472A1
Data (D) transmission system (10) via satellite (11), comprising at least one satellite station (40) disposed on a respective satellite (11) with which a first transmission station (20) and a second transmission station (30) are operatively connected, during use, wherein at least one of either the first (20) or the second station (30) is disposed, during use, on a mobile means of transport (12), the other being disposed on a respective mobile means of transport (12) or on a fixed point on land. The stations (20, 30, 40) comprise, respectively, at least an optical assembly (22, 32, 42) configured to transmit and/or receive one or more optical signals (SO) comprising at least a first type of optical signal (SOI) to allow the quantum distribution of encryption keys, and a transmission assembly (21, 31, 41) configured to transmit and receive one or more radio frequency signals (SR) containing data (D), wherein said optical assemblies (22, 32, 42) and said radio frequency transmission assemblies (21, 31, 41) are configured to transmit and/or receive respective pointing signals to achieve an alignment between the stations (20, 30, 40).
BOPI
Sede Electrónica
