Alerta

HOME SECURITY GATEWAY IDENTIFICATION AND SECURE TUNNELING APPARATUS AND METHOD BASED ON WIRED AND WIRELESS QUANTUM CRYPTOGRAPHIC KEY DISTRIBUTION

Resumen de: KR20260092120A

본 발명은 유무선 양자 암호키 분배 기반 홈 보안 게이트웨이 식별 및 보안 터널링 장치에 관한 것으로, 상기 장치는 복수의 홈 기기들과 유무선으로 연결되고 상기 복수의 홈 기기들 각각에 대해 독립적으로 보안 터널링을 수행하여 보안 터널을 생성하고 상기 보안 터널을 사용하여 제1 데이터 슬라이스를 통한 송수신을 수행하는 제1 보안 슬라이스 모듈 및 상기 제1 데이터 슬라이스마다 개별적인 양자 암호키를 통한 암호화 또는 복호화를 수행하는 제1 양자암호 모듈을 포함하는 홈 기기 관리부; 상기 홈 기기 관리부와 연결되고 상기 양자화 데이터 슬라이스를 수집하여 송신하거나 또는 수신하여 분배하는 홈 기기 게이트웨이부; 및 상기 홈 기기 게이트웨이부와 연결되고 상기 복수의 홈 기기들 각각을 담당하는 홈 에이전트를 실행하며 상기 복수의 홈 기기들 중 하나(이하, 홈 네트워킹 기기)와 상기 홈 에이전트 간에 제2 데이터 슬라이스를 통한 송수신을 수행하는 제2 보안 슬라이스 모듈 및 상기 제2 데이터 슬라이스마다 개별적인 양자 암호키를 통한 암호화 또는 복호화를 수행하는 제2 양자암호 모듈을 포함하여, 양자화 데이터 슬라이스를 통해 상기 홈 기기 네트워킹 기기와 상기 홈 기기 게이트웨이부를 식별하고 �

SATELLITE COMMUNICATION TERMINAL IDENTIFICATION APPARATUS AND METHOD BASED ON WIRED AND WIRELESS QUANTUM CRYPTOGRAPHIC KEY DISTRIBUTION

Resumen de: KR20260092118A

0001a 본 발명은 유무선 양자 암호키 분배 기반 위성통신 단말 식별 장치에 관한 것으로, 상기 장치는 복수의 위성통신 단말들과 유무선으로 연결되고 상기 복수의 위성통신 단말들 각각에 대해 독립적인 보안 터널을 생성하여 제1 데이터 슬라이스를 통한 송수신을 수행하는 제1 보안 슬라이스 모듈 및 상기 제1 데이터 슬라이스마다 개별적인 양자 암호키를 통한 암호화 또는 복호화를 수행하는 제1 양자암호 모듈을 포함하는 위성통신 단말 관리부; 상기 위성통신 단말 관리부와 연결되고 상기 양자화 데이터 슬라이스를 수집하여 송신하거나 또는 수신하여 분배하는 위성통신 게이트웨이부; 및 상기 위성통신 게이트웨이부와 연결되고 상기 복수의 위성통신 단말들 각각을 담당하는 위성통신 단말 에이전트를 실행하며 상기 복수의 위성통신 단말들 중 하나(이하, 위성통신 단말 네트워킹 기기)와 상기 위성통신 단말 에이전트 간에 제2 데이터 슬라이스를 통한 송수신을 수행하는 제2 보안 슬라이스 모듈 및 상기 제2 데이터 슬라이스마다 개별적인 양자 암호키를 통한 암호화 또는 복호화를 수행하는 제2 양자암호 모듈을 포함하여, 상기 위성통신 단말 네트워킹 기기를 식별하고 양자화 데이터 슬라이스를 통해 상기 위성통신

AUTHENTICATION

Resumen de: GB2632647A

A method for mutual authentication between a first party and a second party. The method comprises: generating a current shared key by exchanging one or more messages between the first and second parties; and authenticating the current shared key based on a previously authenticated shared key. In some examples, the current shared key may be authenticated based on both the previously authenticated shared key and the current shared key, and/or based on at least one secret value (e.g. random number) obtained by the first party and/or the second party. In some examples, authenticating the current shared key may comprise exchanging one or more messages between the first and second parties, wherein at least one of the messages is generated based on one or more of: the current shared key; the previously authenticated shared key; and the at least one secret value. In some examples, when the current shared key is determined to be authenticated, the current shared key may be stored to be used as a previously authenticated shared key when authenticating a new current shared key. Figures 3, 4 & 5 disclose different embodied variations with or without random numbers or with generating more than one new shared key.

EFFICIENT VERNAM'S ONE TIME PAD ENCRYPTION METHOD FOR OPTICAL SPACE COMMUNICATION

Resumen de: EP4761172A1

Problem To provide an optical space communication system that enables efficient data transmission even when packet loss occurs in encrypted packets.Solution A system for performing optical space communication between a transmitting device and a receiving device, the system comprising:the transmitting device comprising:an encrypting unit configured to encrypt data using an encryption key to obtain encrypted data;a packet generating unit configured to add information related to the data size of the encrypted data, data identification information, and information related to the encryption key to the encrypted data, and generate the optical space communication packet;a packet transmitting unit configured to transmit the optical space communication packet to the receiving device;the receiving device comprising:a packet receiving unit configured to receive the optical space communication packet;a decrypting unit configured to decrypt the encrypted data using information related to the encryption key comprised in the optical space communication packet.

INSTRUMENT FOR OBSERVING QUANTUM SYSTEMS

Resumen de: EP4760279A1

A method and detection system for detecting gauge waves from a quantum system. The method comprising generating a non-zero gradient in the time-component of the electric field, such that gauge waves are converted to electromagnetic waves and detecting transversal electromagnetic waves originating from the conversion. The non-zero gradient in the time component may be generated by a magnetic vortex. The magnetic vortex may be generated by a first magnetic field generator and a second magnetic field generator generating fields being oppositely directed along a magnetic axis and being subjected to an electric pulse applied perpendicularly to the magnetic field.

System for stable connection and data security between test server and terminal connection device

Resumen de: KR20260090774A

본 발명은 모바일용 애플리케이션 테스트 시스템에 관한 것으로, 보다 상세하게는 테스트 대상인 모바일 디바이스에서 실행하는 테스트 애플리케이션 실행 정보 및 실행 감시 정보들을 모바일 디바이스와 USB 테더링으로 연결된 별도의 단말연결장치를 구비하되, 테스트 서버와 단말연결장치 사이의 양자내성암호화된 데이터로 송수신함으로써 데이터의 안정성 및 보안이 이루어지게 하는 단말연결장치와 테스트서버 간의 안정적인 연결 및 데이터 보안시스템에 관한 것이다.

一种基于量子技术的智能网关数据处理方法

Resumen de: CN122226273A

0001 本发明公开了一种基于量子技术的智能网关数据处理方法，包括：量子密钥池初始化，通过环上容错学习Ring‑LWE格密码算法为接入智能网关的终端生成公私钥对，进行双向身份认证，终端上传的原始数据进行双层加密与解密校验，得到原始数据；构建量子神经网络QNN预测未来的网关流量，计算对原始数据进行传输的拥塞风险系数，执行分级动态拥塞控制；构建量子贝叶斯网络QBN对数据异常进行检测，通过量子条件概率算子完成特征依赖关系建模，计算原始数据的流量异常概率，完成异常流量判定与安全响应。本发明通过量子加密、量子机器学习、量子安全识别的多维度深度融合，构建全流程闭环的网关数据处理体系，解决智能网关面临的安全、时延、精度等问题。

一种基于EOS M-OTN设备的量子加密方法

Resumen de: CN122226503A

0001 本发明涉及一种基于EOS M‑OTN设备的量子加密方法，属于通信加密技术领域，包括下列步骤：步骤一：从跨域EOS业务发放系统获取业务的完整上下文；步骤二：计算此业务的综合安全需求系数；步骤三：根据综合安全需求系数，生成该业务对应的初始加密策略，初始加密策略包括初始加密算法和初始密钥长度；步骤四：将初始加密策略与对应业务的网络配置指令绑定，形成业务工单；步骤五：协同控制器根据业务工单，向量子密钥协调器申请与初始加密策略对应的量子密钥资源，量子密钥协调器获取量子密钥，并将量子密钥分发给承载业务的EOS OTN设备内的量子加密执行单元，同时，将网络配置指令下发至EOS OTN设备。

量子鍵配送の較正設備およびその方法

Resumen de: EP4465555A1

0001 The present invention relates to Calibration system for calibrating a QKD emitter comprising said QKD emitter provided with a light source for generating light and an output connector for exiting the generated light, and a telecom characterization setup located at the output connector characterized in that the calibration system further comprises a pair of switchable connectors adapted to be switched between a first position where the connectors are exposed to the outside of the QKD emitter and a second position where the connectors are internally connected for providing a light path from the light source to the output connector, and an optical amplifier (5) connected to the connectors switched in the first position for calibration procedure.

非局所的にランダム化された量子拡張セキュリティ

Resumen de: WO2024243546A2

The inventors have developed methods and systems to address the above challenges using entangled photons with multiple colors transmitted with a classical data stream as a technique to detect eavesdropping on the data stream and to prevent reverse engineering for demodulating the entangled bits from the data stream. In some embodiments, a time gate is used to interleave the quantum and classic signals to provide quantum encryption of fiber optic communication protocols.

METHOD AND SYSTEM FOR PERFORMING A QUANTUM OBLIVIOUS TRANSFER PROTOCOL

Resumen de: WO2026119419A1

A method for performing a quantum oblivious transfer protocol in a continuous-variable (CV) system is provided. The CV system comprises a transmitter and a receiver. The receiver comprises two secret bits and the transmitter comprises a secret choice bit, which is an index indicating one of the two secret bits of the receiver. The method comprises: modulating, by the transmitter, a plurality of quantum signals according to a discrete or continuous distribution in phase and amplitude using one or more coherent quantum states; sending, by the transmitter via a quantum channel, the plurality of modulated quantum signals to the receiver; detecting, by the receiver, one or more quadrature components of each of the received modulated quantum signals; and performing, by the receiver together with the transmitter, a post-processing procedure to learn, by the transmitter, the one of the two secret bits of the receiver corresponding to the secret choice bit.

Methods of Networking Devices

Resumen de: US20260163721A1

0000 The present disclosure relates to methods of networking devices and corresponding network devices, computer programs, and non-transitory computer readable media. Methods can include those for establishing Media Access Control security (MACsec) key agreement (MKA) sessions.

METHOD FOR SECURING COMMUNICATION BETWEEN TWO COMMUNICATION PARTNERS OF A VEHICLE ECOSYSTEM

Resumen de: WO2026119496A1

The invention relates to a method for continuing to secure the communication between two communication partners of a vehicle ecosystem after a post-quantum threat (PQ) has occurred, for which purpose a key is exchanged between the communication partners by means of an authenticity-protected communication prior to the occurrence of the post-quantum threat (PQ). The invention is characterized in that a hybrid key encapsulation method is used for the exchange of the key, by means of which a conventional key and a post-quantum-resistant key are exchanged, from which a hybrid key is then formed by means of a derivation rule, wherein after the exchange of the two key components of the hybrid key, the option to exchange is locked or deleted.

PROCEDE, DISPOSITIF ET SUPPORT BASES SUR DES ETATS GHZ POUR L’ECHANGE MULTIPARTITE D’INFORMATIONS

Resumen de: BE1033110A1

La présente invention divulgue un procédé, un dispositif et un support de stockage pour l’échange multipartite d’informations basé sur des états GHZ, appartenant au domaine technique des communications quantiques. Le procédé comprend les étapes suivantes : tout d’abord, un STTP prépare des particules en état GHZ et les distribue ; les utilisateurs appliquent des opérateurs unitaires de type bit, puis renvoient les particules ; le STTP effectue une mesure conjointe et publie les résultats afin d’assister les utilisateurs dans la détermination de l’encodage ; ensuite, après l’échange, les utilisateurs appliquent une seconde fois des opérateurs et renvoient à nouveau les particules ; le STTP procède à une nouvelle mesure conjointe et publie les résultats, permettant aux utilisateurs de déduire les informations en clair des autres parties ; enfin, chaque partie calcule et diffuse une valeur de hachage, et si les valeurs sont cohérentes, l’échange est confirmé comme réussi.

APPARATUSES AND METHODS FOR DETECTING QUANTUM ENTANGLEMENT AND MANAGING GENERATION OF QUANTUM ENTANGLEMENT

Resumen de: AU2024400578A1

Methods and apparatus for generating quantum entanglement detect success of entanglement attempts by monitoring output signals from one or more detectors for heralding patterns indicating that a pair of quantum systems is in an entangled quantum state. In response to detecting a heralding pattern that indicates a successful entanglement attempt a low latency signal is output on one or more signal lines; and a higher latency message is transmitted by a messaging interface. The higher latency message contains information that identifies the pair of quantum systems entangled by the successful entanglement attempt. The pair of quantum systems may be inhibited from participating in further entanglement attempts while further entanglement attempts are performed on other pairs of quantum systems.

COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, METHOD, AND PROGRAM

Resumen de: US20260163723A1

0000 A communication system according to one aspect of the present disclosure is a communication system including a plurality of communication apparatuses, in which the communication apparatuses each include a key generation unit configured to generate a shared key for performing encrypted communication with another communication apparatus of the plurality of communication apparatuses by using one or more keys shared with the another communication apparatus by one or more key sharing methods, and an application program configured to perform encrypted communication with the another communication apparatus using the shared key.

Verifikation der Sicherheit der Implementierung von Quantenkommunikationsprotokollen

Resumen de: DE102024004187A1

Die Erfindung betrifft eine Verifikationsbaugruppe (100) zur Verifikation der Sicherheit eines Quantenprotokolls, QKD, umfassend: einen Quantenkanaleingang (110); einen Weiterleitungsquantenkanal (130); einen Quantenkanalausgang (120); einen Anschluss (140) für eine Abhörleitung (140), der dazu vorgesehen ist, an einem öffentlichen Kommunikationskanal angeschlossen zu werden; und einen Kommunikationsanschluss (150) für eine Kommunikationsleitung (150), der dazu vorgesehen ist, mit einer externen Vorrichtung in bidirektionaler Kommunikation verbunden zu werden.

SECURITY MANAGEMENT DEVICE FOR MOBILE TERMINALS BASED ON QUANTUM RANDOM NUMBERS

Resumen de: US20260161360A1

The present disclosure relates to a security management device for mobile terminals based on quantum random numbers and a security management method for mobile terminals based on quantum random numbers for supporting authentication and identification of communication devices and safely transmitting/receiving and managing data through a hardware-based quantum security module. It is possible to prevent security vulnerabilities that may arise during communication by using the quantum random numbers generated by the first quantum random number generation unit and the second quantum random number generation unit, and by allowing the communication unit to encrypt the user communication data based on the authentication value generated by the quantum security module, it is possible to implement the safe data transmission. By allowing the communication module to verify the devices and the user authentication information in real time, it is possible to prevent the data leakage and unauthorized access on the network.

ML BASED SECURITY PROOF OF QUANTUM COMMUNICATION PROTOCOLS WITH NOISY QUANTUM CHANNELS

Resumen de: WO2025093378A1

Disclosed is a method for sharing information using a data sharing system comprising a sender node and a receiver node using a noisy quantum channel in accordance with a quantum communication protocol, the method comprising: providing a trained machine learning model, the machine learning model being configured to receive a set of parameters of a given system and noise model in order to predict whether the given system is secure or unsecure for sharing information according to the quantum communication protocol, the set of parameters indicating a level of success of an attack by a third party and a reception success at a receiver node of the given system and being descriptive of the given system; evaluating the set of parameters for the data sharing system for sharing the information; inputting the evaluated set of parameters and the noise model to the machine learning model, thereby receiving a prediction of a security of the data sharing system; aborting the quantum communication protocol if the data sharing system is predicted as being unsecure.

INTEGRATED QUANTUM RANDOM NUMBER GENERATOR

Resumen de: WO2025061836A1

The present invention relates to an integrated quantum random number generator, iQRNG, in particular a photonic QRNG which is monolithically scalable in a common semiconductor substrate in the same material system and constructed in a completely integrated manner, consisting of a photon source and a detector, coupled directly to the source, for individual photons in a particularly compact and attack-resistant design on a technology platform, open for diverse applications, for semiconductor structuring. The subject matter of the present invention is an integrated quantum random number generator, iQRNG, (200), comprising a photon source (120) and an individual photon detector (130), wherein the photon source (120) and the individual photon detector (130) are arranged in the vertical direction one above the other in a common substrate (110) made of a semiconductor material. The present invention also relates to an integrated electronic circuit (500) which comprises at least one iQRNG (200) according to the invention.

ELECTRONIC DEVICE FOR PROVIDING SECURITY FUNCTION, AND OPERATION METHOD THEREOF

Resumen de: EP4757237A1

An electronic device according to various embodiments may comprise: a main processor for performing an operation in a rich execution environment (REE) and a trusted execution environment (TEE); and a secure processor (223) physically separated from the main processor so as to perform an operation in a secure execution environment (SEE). The main processor may, in performing an electronic signature (sig) and key encapsulation mechanism (KEM) operation: identify a calculation speed when the operation is executed in any one of the TEE or the SEE; and on the basis of the identified calculation speed, differently determine an execution environment in which the sig and KEM operation is performed, and the execution environment comprises the SEE and the TEE.

Active Self-Destructing Encryption System and Method Based on Complex Phase Space Propagation and Weight-Balanced Nodes

Resumen de: KR20260085384A

본 발명은 1차원의 선형적인 데이터 암호화 방식의 한계를 극복하기 위해, 9x9 격자 이미지의 8방향 대칭변환 및 중첩을 통해 추출된 고유의 가중치 균형 노드(Intensity == 2) 16개를 가우스 정수 기반의 3차원 복소수 평면 공간으로 업리프팅하는 기술이다. 64단계의 깊이 레이어에 위상 각도 순으로 순차 적층하여 3D 단일 나선(Single Helix) 궤적을 빌드하고, 대칭 노드 간의 양자 얽힘(Entanglement) 및 복소 파동 중합 간섭 무늬를 스캐닝하여 고집적 암호 키를 스스로 생산한다. 특히, 정/역방향 누적 연쇄 확산과 소수 보폭 치환을 결합하여 단 1비트의 평문 변형도 암호문 전체를 100% 다른 백색 소음(White Noise)으로 뒤섞는 전역적 눈사태 효과를 달성한다. 나아가 복호화 시 비인가자의 침입이나 단 0.1도의 위상 오차 진입이 감지되면 즉각 위상 붕괴(Phase Collapse)를 일으키고, 액티브 가드(Active Guard)가 개입하여 RAM 내 복호화 버퍼 영역을 즉각 제로필(Zero-fill) 소거함으로써 해커의 역공학 분석을 원천 무력화하는 포식자적 능동 방어 기전을 가짐을 특징으로 한다.

PQC The Method of Mutual Authentication for Application Transactions in a Post-Quantum Computing Environment

Resumen de: KR20260084297A

본 발명은 PQC(Post-Quantum Cryptography) 기술을 활용하여 SMS 메시지 전송 과정에서 기밀성, 무결성, 부인방지 기능을 제공하는 보안 시스템을 제안한다. 기존 SMS 시스템은 메시지가 평문으로 전송되어 기밀성이 부족하고, 송신자와 수신자의 신원을 확인할 수 있는 인증 메커니즘이 부재하며, 양자 컴퓨터 기반의 공격에 취약한 문제가 있었다. 본 발명은 이러한 한계를 극복하기 위해 양자 컴퓨터 환경에서도 안전성을 보장하는 암호화 기술을 도입하였다. 송신자는 수신자의 공개키를 이용하여 메시지를 암호화하고, 자신의 개인키로 메시지의 해시값에 서명하여 부인방지를 구현한다. 수신자는 자신의 개인키로 암호문을 복호화하고, 송신자의 공개키로 서명을 검증하여 메시지의 무결성과 송신자의 신원을 확인할 수 있다. 이를 통해 SMS 전송 과정에서 발생할 수 있는 데이터 도청, 변조, 신원 위조 등의 보안 위협을 방지하며, 특히 Harvest Now, Decrypt Later(현재 저장, 이후 해독) 방식의 공격에 대비할 수 있다. 본 발명은 양자 컴퓨터 시대에도 지속 가능한 높은 수준의 메시지 보안을 제공한다.

委任量子計算のプライバシーを強化する方法、及びそのような方法を実施するシステム

Resumen de: EP4472127A1

The invention concerns a method for enhancing the privacy of delegated quantum computations, involving: a client (A) whose aim is to solve a computational problem based on sensitive data and/or using a sensitive algorithm, and a cloud computing service provider (B) who has quantum computing capacities superior to the client (A) and is therefore capable of solving the problem and/or running the client's desired algorithm; wherein the method comprises a sequence including the following steps: a) a light emitter (10) controlled by the client (A) emits at least one pulse (11) having a specific quantum state (S1), b) a quantum emitter (20) controlled by the provider (B) receives the pulse (11), c) the quantum emitter (20) emits a single photon (21) supporting a photonic qubit (Q2), with a relationship being defined between the quantum state (S1) of the pulse (11) and the photonic qubit (Q2). The invention also concerns a system for implementing this method.

在安全元件平台运行时环境中执行数字签名操作

Nº publicación: CN122162340A 05/06/2026

Solicitante:

甲骨文国际公司

Resumen de: US2025148071A1

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.