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222
resultados
Última actualización
12/11/2026 [06:52:00]
Resultados 100 a 125 de 222
Resumen de: US20260280903A1
A processing apparatus for which a normal environment and a secured environment are provided, includes a validity check processing unit configured to operate in the normal environment and receive a revocation check request for a public key certificate, a validity management unit configured to operate in the normal environment and output information about validity of a public key certificate corresponding to the received revocation check request, and an inspection unit configured to operate in the secured environment and inspect normality of the validity management unit.
Resumen de: EP4576610A1
0001 The present invention relates to a quantum key distribution system (100) comprising an emitter (1) and a receiver (2) adapted to communicate through a quantum channel (3), and a channel monitoring means (11, 22, 23) adapted to measure a transmission attenuation value between said emitter (1) and said receiver (3), characterized in that said channel monitoring means (11, 22, 23) includes an optical source (11) adapted to generate an optical signal (S), an optical signal detector (22) adapted to detect said optical signal (Sz) sent by the optical source (11) and a processing unit (23) adapted to determine an transmission attenuation value between the emitter (1) and the receiver (2).
Resumen de: KR20260136813A
PQC 기반 차량 보안 방법 및 이를 이용하는 장치가 개시된다. 차량 보안 방법은 제1 인터페이스를 통해 OTA 데이터를 포함하는 PQC 기반 제2 데이터를 받는 단계, 제2 데이터 내 PQC 서명을 검증하는 단계, 제2 데이터와 제2 메타데이터를 묶어 ECC로 서명하는 단계, 및 ECC 서명한 제3 데이터를 제2 인터페이스를 통해 차량의 내부 네트워크 상의 적어도 하나의 ECU로 전송하는 단계를 포함한다.
Resumen de: US20260270088A1
Various embodiments of the teachings herein include a verification unit. An example includes: a capture unit to capture an authentication and key agreement protocol sequence; a generation unit to derive data associated with the sequence from the sequence by including a notarization guideline; and an authentication unit to protect the integrity of the data by forming integrity-protected data. The authentication unit comprises a signature unit to deliver the integrity-protected data in signed form using: a post-quantum secure signature method or a post-quantum secure key encapsulation mechanism or a classical cryptographic digital signature method. The system includes a delivery unit to deliver the integrity-protected data.
Resumen de: US20260270046A1
A method for generating a group key for a group of endpoint devices in a communication system that includes the group of endpoint devices and an intermediary device (ID)communicatively lined to each of the endpoint devices by a respective quantum communication channel and a respective classical communication channel, the method includes agreeing, between the ID and each of the endpoint devices, a respective QKD key, Kn, over the corresponding quantum communication channel; determining a group key for secure communication within the group of endpoint devices; sending respective group key information from the ID to each of the endpoint devices over the corresponding classical communication channel; and deriving, by each of the endpoint devices, the identity of the group key the respective group key information includes information useable by the corresponding endpoint device to derive the identity of the group key, said information being encrypted with the respective agreed QKD key.
Resumen de: US20260270049A1
A communication system according to one aspect of the present disclosure is a communication system that includes a plurality of communication apparatuses, wherein each of the communication apparatuses includes an application program configured to perform encrypted communication with another communication apparatus; and a switching unit configured to switch a key sharing scheme for generating a shared key to be used for the encrypted communication, and the switching unit is configured to switch to another key sharing scheme when the shared key cannot be generated by the key sharing scheme being used at present.
Resumen de: US20260270053A1
A communication system according to one aspect of the present disclosure includes a plurality of communication devices, wherein the communication device includes: a key generation unit configured to generate a shared key for performing encrypted communication with another communication device and second identification information for identifying the shared key, by using one or more keys shared with the another communication device by one or more key sharing methods and first identification information for identifying each of the one or more keys; a verification unit configured to verify whether or not a shared key identified by the second identification information is same as a shared key of the another communication device; and an encrypted communication unit configured to perform encrypted communication with the another communication device by using the shared key when it is verified that the shared key identified by the second identification information is the same as the shared key of the another communication device.
Resumen de: US20260270054A1
0000 Disclosed are systems, apparatuses, processes, and computer-readable media for classical cryptography and post-quantum cryptography (PQC) protection for V2X communication. For example, an apparatus includes a processor and a memory coupled to the processor. The processor is configured to: generate a first message of a first type; generate a first authentication code for the first message with a first type of authentication key based on the first message being of the first type; generate a second message of a second type; and generate a second authentication code for the second message with a second type of authentication key based on the second message being of the second type, wherein the second type of authentication key is based on PQC.
Resumen de: US20260270243A1
0000 This invention provides an alternative cryptographic encoding system to enhance digital security and data protection. It employs a structured encoding transformation process, ensuring protection against AI, quantum computing, and unauthorized access attempts. The system applies multi-layer security principles and configurable encryption adaptability across multiple industries. The encoding methodology is dynamically adjustable, maintaining security resilience without reliance on static encryption keys.
Resumen de: US20260270052A1
A global financial infrastructure is disclosed which integrates quantum-secured systems, artificial intelligence (AI), and blockchain-based decentralized governance to create a new paradigm for credit management and digital economies. The system utilizes quantum key distribution (QKD) and quantum random number generation (QRNG) for fundamentally secure transactions and identity verification. An AI engine performs real-time credit risk assessment and calculates a Behavior Economic Index (BEI) to enable a new class of dynamic, behavior-based financial products. Governance is achieved through a decentralized autonomous organization (DAO) with token-based profit sharing and compliance mechanisms managed by smart contracts. The system is architected for infinite scalability and is intended for commercial deployment through the ATMS. com global platform by a corporate entity, ATMSpac, Inc., providing a comprehensive, vertically integrated model for a new global digital economy with a clear path to public markets.
Resumen de: US20260270061A1
0000 A system and method for securing financial transactions using lattice-based cryptography, dynamic encryption selection, adaptive security validation, and authenticated access control are disclosed. The system classifies transaction risk using machine learning, selecting encryption based on security level, including legacy encryption, hybrid encryption, or lattice-based quantum-resistant encryption. Dynamic lattice parameter selection enhances encryption resilience, while quantum attack simulations validate security. Blockchain-based authentication, geo-fencing, and multi-factor digital signature verification control external access. Homomorphic encryption allows computations on encrypted data without decryption. Secure storage enforces access policies, and transport layer security protects transmitted data. The system continuously adapts encryption and authentication based on evolving threats, ensuring quantum-resistant, future-proof financial data protection. The invention enhances security by integrating artificial intelligence, quantum security validation, and decentralized authentication, preventing unauthorized access and ensuring regulatory compliance while enabling secure financial operations.
Resumen de: US20260269953A1
0000 An example quantum communication system configured for silent-interception detection includes a photon source, a modulation subsystem, a receiver, a trust evaluation engine, and a reconfiguration controllers. The photon source is configured to generate photons. The modulation subsystem is configured to encode the photons across: at least two quantum state dimensions, multiple spatial emission points on a structured geometry, and discrete time bins. The receiver is configured to measure quantum state properties, spatial emission positions, and temporal alignment. The trust evaluation engine is configured to compute a composite interception score based on cross-dimensional disturbance metrics. The reconfiguration controller is configured to modify transmission parameters responsive to the composite interception score.
Resumen de: WO2026188066A2
A perimeter gated single-photon avalanche diode operates a probabilistic bit device through modulation of the gate voltage to tune the dark count rate. The presence or absence of an avalanche event during a sampling interval are equivalent to a first and second logical state, similar to traditional computing bits. By modulating the gate voltage, the probability distribution of the logical states becomes sigmoidal. Multiple probabilistic bit devices can be interconnected through a weighted network to create a system useful for probabilistic computing.
Resumen de: US20260270244A1
In a quantum cryptography communication control device according to one embodiment, a collection unit collects link information of a link for which a local key is generated by quantum key distribution and a guaranteed amount of the global key for each of a plurality of application pairs executing cryptography communication using a global key. A calculation unit calculates a link cost used for selecting a relay route of the global key based on the link information. A guarantee amount calculation unit calculates a guaranteed amount of a local key allocated to the link for relaying the global key of each of the plurality of application pairs such that the guaranteed amounts of the global keys for the plurality of application pairs are simultaneously satisfied. The selection unit selects the relay route of the global key based on the link cost and the local key guarantee amount.
Resumen de: US20250148071A1
0000 A system performs a set of cryptographic operations at least by utilizing an API to cause execution of a set of one or more secure element (SE) applications within the SE platform runtime environment of a first computing entity. The set of cryptographic operations include generating a first shared secret, generating a ciphertext at least by encapsulating the first shared secret with a first public key associated with a second computing entity in accordance with an encapsulation algorithm, and transmitting the ciphertext from the first computing entity to the second computing entity. The second computing entity derives the first shared secret by decapsulating the ciphertext with a private key corresponding to the first public key. The first computing entity and the second computing entity then exchange at least one encrypted message, encrypted with an encryption key that includes, or is based at least in part on, the first shared secret.
Resumen de: CN122250032A
The embodiment of the invention provides a method and a device for performing communication by adopting post quantum cryptography. In the present application, key materials such as a temporary shared key can be derived from a plurality of keys/mixed keys by using a variety of post-quantum security algorithms. As long as one of a plurality of different post-quantum security algorithms is secure, the combination of the algorithms can be secure. Thus, the method and apparatus facilitate providing privacy protection in a post-quantum environment. Further, the plurality of post-quantum security algorithms include at least one quantum security algorithm, such that the method and apparatus can protect SUPI encapsulation and de-encapsulation from quantum attacks.
Resumen de: EP4804456A1
0001 A quantum key distribution (QKD) receiving device includes N input ports connected to N transmission lines, respectively, the N transmission lines being relevant to a specific QKD link and respectively transmitting N divided optical signals obtained by division of an optical signal in a QKD transmission device and being connected to the QKD transmission device, a QKD receiving unit that performs at least quantum key distillation processing, a switch that switches a connection line connected to the QKD receiving unit via one of the input ports, among the N transmission lines, and a control unit that selects a switching destination line of the connection line from at least one transmission line excluding a first transmission line among the N transmission lines in a case where the first transmission line among the N transmission lines is the connection line and a communication failure of the first transmission line has occurred.
Resumen de: NL2036178B1
0001 ABSTRACT A photonic integrated system (100) for generating random numbers, comprising a non- coherent light source (112) and a light scattering medium (116) configured to receive light from the non-coherent light source (112) and output scattered light to be processed together with non-scattered light from the light source (1 12) to produce light signals for generating the random numbers. The light scattering medium is configured to scatter light received from a first light splitter to obtain scattered light and to output the scattered light to a second light splitter. +Fig. 1
Resumen de: EP4575427A1
The present invention relates to Superconducting Nanowire Photon Detector comprising a substrate, and a plurality of pixels provided on said substrate, wherein the pixels are separated from each other by a first linear distance, and characterized in that said substrate presents a concave surface profile between two pixels to present a length greater than said first linear distance.
Resumen de: EP4568170A1
The present invention relates to a Quantum Key Distribution System comprising an emitter and a receiver adapted to communicate, wherein the emitter comprises an optical pulse source adapted to generate an optical pulse to be sent to the receiver, and at least one random bit generator adapted to set a bit value, a basis value and an intensity value of said optical pulse, wherein said at least one random bit generator comprises a bit value source adapted to generate full entropy to set said bit value of said optical pulse, a basis value source and an intensity value source, characterized in that said basis value source and said intensity value source are adapted to process entropy with expanded randomness to set said basis and said intensity of said optical pulse.
Resumen de: WO2025146833A1
According to various embodiments of the present disclosure, an operation method for a second node in a communication system is provided, the method comprising the steps of: receiving, from a first node, a first quantum message and a second quantum signature based on the first quantum message, signature information related to the first quantum message being divided into a first quantum signature and the second quantum signature, and the first quantum signature being transmitted from the first node to a third node; using a secret symmetric key shared with the third node so as to transmit, to the third node, a first message encrypted on the basis of the second quantum signature and the first quantum message; receiving a second message based on the first quantum signature, the second quantum signature and the first quantum message from the third node; and determining, on the basis of the second message, whether the first quantum message has been forged.
Resumen de: US20260260199A1
0000 The present disclosure provides a method of facilitating automated regulatory compliance determination. Further, the method may include receiving, using a communication device, a compliance input data from a regulatory data source. Further, the method may include receiving, using the communication device, an operational input data from an enterprise system. Further, the method may include determining, using a processing device, a compliance status data by processing the compliance input data and the operational input data using a quantum-inspired neural network. Further, the method may include generating, using the processing device, a compliance output data based on the compliance status data. Further, the method may include storing, using a storage device, the compliance output data. Further, the method may include transmitting, using the communication device, the compliance output data to a client system.
Resumen de: WO2026179321A1
The present disclosure relates to the technical field of communications, and provides a user identity information protection method and apparatus, and a related device. The method comprises: in response to an identity registration request of a terminal, selecting a target protection strategy from among a plurality of information protection strategies, wherein the target protection strategy uses a key agreement algorithm and/or a quantum key algorithm to generate a shared key between the terminal and a network side; generating a first shared key on the basis of the target protection strategy, and using the first shared key to encrypt plaintext user identity information of the terminal to obtain encrypted user identity information; and sending the encrypted user identity information, an identifier of the target protection strategy, and corresponding parameters to the network side, so that the network side generates a second shared key on the basis of the identifier of the target protection strategy and the corresponding parameters, and uses the second shared key to decrypt the encrypted user identity information to obtain the plaintext user identity information. The present disclosure can not only effectively avoid the security risk brought by quantum computing, but also solve the problem of insufficient quantum keys.
Resumen de: US20260261410A1
The present disclosure provides a method for a transmitting terminal to transmit information on a quantum channel in a quantum communication system. More specifically, the method comprises generating a single photon pair related to a polarization coding for transmission of the information; generating a transmission information sequence including (i) a message sequence related to the information and (ii) a checking sequence related to a quantum bit error rate (QBER) estimation for determining whether there is eavesdropping on a quantum channel, the checking sequence being randomly inserted between sequence elements of the message sequence; performing either (i) an encryption or (ii) a scrambling on the information sequence; transmitting, to a receiving terminal, quantum information generated based on the polarization coding for the information sequence, to which either (i) the encryption or (ii) the scrambling is applied, on the quantum channel; performing the QBER estimation with the receiving terminal; and transmitting, to the receiving terminal, information for restoring the information sequence, to which either (i) the encryption or (ii) the scrambling is applied, based on a result of the QBER estimation.
Nº publicación: US20260261431A1 03/09/2026
Solicitante:
THE MIRROR PROJECT LLC [US]
THE MIRROR PROJECT LLC
Resumen de: US20260261431A1
0000 A system (100) for authenticating digital communications comprises a sender layer (102) and a receiver layer (104). The sender layer (102) comprises a signing layer (110) configured to intercept outbound communications from a verified human identity prior to transmission, wherein the verified human identity is registered to a public identity record (109), an identity anchor (108) binding a signing key to the verified human identity, and a verification artifact generated by the signing layer (110), the verification artifact encoding the identity anchor (108) of the verified human identity. The receiver layer (104) comprises a public verification protocol (114) enabling a receiving system to receive the outbound communications and validate the verification artifact against the public identity record (109) to confirm authenticity of the outbound communications.
BOPI
Sede Electrónica
