602 results about "Random number generation" patented technology

Various systems and methods are directed to an electro-mechanical dice shaker gaming system designed to enhance fairness, transparency, and security in wager-based gaming environments. The system includes an electro-mechanical random number generator (RNG) assembly that physically isolates the dice shaking mechanism from the player terminal, preventing external interference from affecting game outcomes. The dice shaker mechanism is housed in a transparent enclosure, allowing players and casino operators to visually verify each roll. Integrated sensors, including tilt and vibration detectors, monitor environmental conditions to detect and prevent tampering. A camera-based monitoring system captures images of each dice roll, facilitating automated outcome verification and compliance auditing. The system supports modular configurations for multi-player gaming, real-time streaming for remote participation, and AI-driven fraud detection. Additionally, an adjustable mirror enhances dice visibility, and automated mechanisms allow dynamic control over the number of dice in play, offering a scalable and secure gaming solution.

The invention discloses a computer network data secure transmission system and method, and particularly relates to the technical field of network data secure transmission, and the system comprises a dynamic key management module which generates a key seed through a quantum random number generator, generates a dynamic key bound with a data packet in combination with a timestamp, and transmits the dynamic key to a server; after being encrypted by a receiving end public key, the data are transmitted through an independent verification channel; the dual-path transmission control module is used for establishing dual channels of a main path and a shadow path, a data packet of the main path is embedded into a random camouflage protocol header to simulate a non-sensitive protocol, and a blank data packet is filled in the shadow path to maintain traffic characteristics; according to the real-time verification engine, a receiving end constructs an encrypted hash tree to achieve fragment-level integrity verification, and meanwhile, requests key state three-state verification from the key management module. Through key dynamic generation and separation transmission, dual-path adaptive fragmentation distribution, fragmentation hash tree reconstruction and key linkage verification, and abnormal triggering fragmentation level retransmission, the problems of long-term effectiveness of a static key, predictable transmission path and verification lag are solved.

Systems and methods for securing transactions in accordance with various embodiments of the invention are illustrated. One embodiment includes a method for confirming token ownership rights. The method generates a pre-image value using a random number generator. The method generates an action request that corresponds to an action performed cryptographic token(s). The method derives a commit output based on the pre-image value. The method generates a commit request that obfuscates the action request based on the commit output and submits the commit request to an immutable ledger. The method receives a confirmation when the commit request is approved by the ledger. When a reveal request referencing the commit output is published, the method receives a confirmation of at least one of: the reveal request being published, that the reveal request comprises a reference to the commit output, or that the action request has been approved.

An electronic gaming machine comprising a display device, a random number generator, a processor, and a memory storing instructions which, cause the processor to, in response to a feature wheel initiation condition being met: select, based on one or more random numbers dynamically generated by the random number generator, stopping positions for a plurality of feature wheels, each of the feature wheels being associated with a different feature event corresponding to a spinning reel, and each of the feature wheels comprising a plurality of outcomes at different stopping positions, wherein at least one of the different stopping positions corresponds to an outcome; control the display device to display spinning to the stopping positions selected; determine whether to provide an outcome from the plurality of outcomes; and upon determining to provide more than one outcome comprising the feature event, initiate a composite feature event.

The invention discloses a server hardware testing terminal and method, and relates to the technical field of server hardware testing, and the method comprises the steps: obtaining server hardware configuration parameters and storage equipment specification information, collecting the number of processor cores, memory capacity and storage equipment read-write speed reference data through a system monitoring interface, building a hardware performance baseline file, and storing the baseline file in a server; obtaining a complete hardware resource list and a performance index range; the method comprises the following steps: constructing a multi-dimensional workload model according to information retrieval scene features, creating query request sets of different scales by adopting a random number generator, simulating a mixed load mode of full-text retrieval and database query, and determining resource consumption weights and execution time distribution of various query operations; and analyzing query request distribution characteristics in the workload model through a dynamic load balancing algorithm, if query requests are concentrated in a specific time period, adjusting a load distribution strategy, obtaining a uniformly distributed test load sequence, and judging the impact degree of a load peak value on hardware resources.

The invention discloses a multi-entropy source dynamic fusion true random number hardware generation system, which comprises a multi-entropy source acquisition module used for acquiring original entropy signals generated by at least two heterogeneous physical entropy sources in parallel, the heterogeneous physical entropy sources comprising an entropy source based on semiconductor junction thermal noise and an entropy source based on ring oscillator phase jitter; the entropy preprocessing module is used for carrying out adaptive gain adjustment and frequency band filtering on each original entropy signal and converting the original entropy signals into digital bit streams; the entropy source quality evaluation module is used for receiving each digital bit stream in real time and calculating a real-time quality evaluation score of each entropy source based on statistical characteristics of the digital bit streams, i is an entropy source identifier, and t is a time sequence; according to the method, the high randomness, high safety and high reliability of true random number generation can be fundamentally improved.

Systems and techniques may generally be used for modifying quantum entangled bit communication. An example technique may include generating, at a first node in a computing network, a random number using a quantum derived seed as input to a random number generator; modifying a program using the random number while maintaining a function output of the program for a given input; receiving, at the first node from a second node, an input based on the random number; and executing the modified program at the first node using the input to obtain an output consistent with the program in an unmodified state.

The invention discloses a file encryption method and device based on an anti-quantum cryptography technology, and the method comprises the steps: selecting a target encryption algorithm and a target signature algorithm from a preset anti-quantum cryptography algorithm library in response to a file encryption instruction; generating an asymmetric key pair corresponding to the target encryption algorithm through a secure random number generator; the asymmetric key pair comprises a target public key and a target private key, and the target private key is stored in the protected area; dividing a to-be-encrypted original data file into a plurality of file data blocks; using the target encryption algorithm and the target public key to perform hybrid encryption processing on the file data blocks in sequence to generate encrypted data blocks; performing signature processing on the encrypted data block by using a target signature algorithm to generate a digital signature corresponding to the encrypted data block; and performing data packaging on the encrypted data block and the digital signature to determine an anti-quantum encryption file corresponding to the original data file. And the encryption efficiency is considered while the file resists the quantum computing attack.

The invention relates to the technical field of information security and random number generation, and particularly discloses a method and a system for generating a random number by utilizing mobile phone holding micro-vibration and touch pressure, and the random number is generated by collecting physical behavior characteristics when a user holds a mobile terminal within preset time and combining sensor signal processing and a randomness extraction algorithm. The random number generation does not need external hardware support, the randomness is higher, the operation is simple and convenient, and the problems of insufficient randomness and complex operation caused by dependence on an external noise source or specific input in the prior art are solved. According to the method, the dependence on the external environment or additional hardware is avoided, the security, unpredictability and practicability of random number generation are remarkably improved through a multi-level security protection mechanism, reliable technical support is provided for the field of modern information security, and the method has the advantages of being easy to implement, low in cost and high in security and has wide application prospects. The method is suitable for popularization and application in multiple fields of mobile payment, Internet of Things, games and the like.

The embodiment of the invention provides a communication method and system based on a cryptographic infrastructure system, electronic equipment and a computer readable storage medium, and relates to the technical field of quantum secret communication, and the method comprises the steps that a calling KMS obtains a first session key application, and a called KMS obtains a second session key application; the calling KMS generates a random number and sends the random number to the calling QKM; the calling QKM generates a basic session key based on the random number and sends the basic session key to the calling KMS, and the basic session key is sent to the called KMS through the called QKM; the calling KMS and the called KMS negotiate to obtain a first extended session key, and the calling KMS and the called KMS negotiate to obtain a second extended session key; the calling KMS and the called KMS respectively generate a target session key based on the basic session key, the first extended session key and the second extended session key; and the calling KMS and the called KMS respectively send the target session key to the calling terminal and the called terminal, so that the calling terminal and the called terminal perform communication encryption based on the target session key.

A gaming device comprises an electronic display, a random number generator, a processor, and a memory storing (i) symbol data defining a first set of reel strips, and trigger symbols including a plurality of first trigger symbols and at least one second trigger symbol, and (ii) instructions. When the instructions are executed by the processor, they cause the processor to control the display to display a plurality of columns of symbol positions for which symbols will be selected in at least a base game, select from the first set of reel strips, using the random number generator, symbols for each of the symbol positions, upon the selected symbols including at least a defined number of trigger symbols, award a first feature game, upon the at least a defined number of trigger symbols including the second trigger symbol, additionally award a second feature game, and conduct each awarded feature game.

The invention relates to a one-code multi-service method and system in a medical scene, and the method comprises the steps: dynamic code generation: generating a visual dynamic code after security processing based on a user identity, a current medical scene code, a service intention, a timestamp and a random number; the dynamic codes are analyzed and verified, format verification, timeliness verification, anti-replay verification and digital signature verification are executed on the obtained dynamic codes, the dynamic codes are analyzed, and an analysis result is obtained; and performing service routing decision and execution, querying a predefined scene-service-authority rule according to the scene and user information in the dynamic coding analysis result, determining a target service of a user, calling a corresponding back-end medical service system interface to receive and perform service response, and finally returning a service result to the user terminal. According to the invention, the convenience, the integration level, the safety and the user experience of medical services can be improved, the operation and maintenance efficiency of the medical services is improved, and the collaborative cost of multiple medical systems is reduced.

The invention relates to the technical field of medicine cold chain logistics information, in particular to a medical intravenous distribution code scanning logistics tracking method which comprises the following steps: attaching a self-energized label on the outer side of a preparation, reading magnetic tunnel junction physical fingerprints and nanocrystalline point-deoxyribonucleic acid information to generate a reference hash value, and collecting humiture recursion environment hash chains at fixed intervals; generating a challenge by using a satellite high-entropy random number during handover, obtaining a second fingerprint, constructing a zero-knowledge event proof in combination with a reference hash value and an environment chain, and writing a plurality of proof into a distributed account book after dynamic planning aggregation; and synchronously capturing wireless channel state information to construct a dynamic graph, and outputting a next node instruction and a risk score by a graph neural network and near-end strategy optimization. According to the method, battery-free anti-cloning and anti-tampering cold chain monitoring and network disconnection path decision are realized, the chain cost is low, and the robustness is high.

A random number generator comprises a ring generator and one or more inverter-based ring oscillators. The one or more inverter-based ring oscillators is configured to inject bits into the ring generator at a plurality of location. If there is more than one inverter-based ring oscillators, the inverter-based ring oscillators may have different numbers of inverting elements and may inject bits into the ring generator at different locations. At least one of the one or more inverterbased ring oscillators may be configured to inject bits into the ring generator at different locations from outputs of some or all its inverting elements. The random number generator may further comprise blocking circuitry configured to convert, based on a blocking signal, the ring generator into a circular shift register by blocking both the injection from the plurality of inverter-based ring oscillators and internal feedbacks in the ring generator.

The embodiment of the invention provides a physical unclonable function generator and a true random number generator. The physical unclonable function generator comprises a storage array and a control unit, a storage unit in the storage array comprises a magnetic storage device, and the magnetic storage device comprises a magnetic tunnel junction; the control unit is used for controlling the application of a magnetic field along a target direction to the storage array, and reading the resistance state of the storage unit to generate a physical unclonable function after the application of the magnetic field is stopped; wherein the target direction is perpendicular to or approximately perpendicular to the magnetic moment direction of the free layer in the magnetic tunnel junction in the in-plane direction, and the randomness and uniformity of the physical unclonable function are improved.

A method (400) is disclosed. The method includes establishing (402), at an Open Radio Access Network (O-RAN)-Radio Unit Controller (O-RU Controller), a session with an O-RU. In response to establishment of the session, the method includes configuring (404), at the O-RU controller one or more Media Access Control security (MACsec) configuration parameters for the O-RU. The one or more MACsec configuration parameters comprises at least a pre-shared key. The method also includes generating (406), at the O-RU controller, using a random number generator, at least one of a Secure Authentication Key (SAK) and a Key Encryption Key (KEK) based on the pre-shared key. Moreover, the method includes transmitting (408), from the O-RU controller to the O-RU, at least one of the one or more MACsec configuration parameters and the at least one of the SAK and the KEK.

A methods comprises: receiving, by a pseudo random number generator module, an instruction to generate pseudo random numbers from a security application; determining, by the pseudo random number generator module, at least one algebraic input parameter value for a transcendental equation from a randomness library in memory of the device, wherein the transcendental equation comprises a transcendental function that is capable of generating transcendental number outputs from algebraic number inputs; calculating, by the pseudo random number generator module, a solution to the transcendental equation based on the at least one algebraic input parameter value; determining, by the pseudo random number generator module, pseudo random number(s) based on the solution; and storing, by the pseudo random number generator module, the pseudo random number(s) in a randomness library for use as seeds for keys by the security application and as subsequent input parameter values for the pseudo random number generator module.

Low-resource overhead computer-implemented methods for enrolling, authenticating and establishing encryption keys for one or more queried devices, each of the queried devices including an electrical circuit configured to output electrical signals indica-five of a physically unclonable function (PUF) of the queried device. Authentication and encryption are implemented in low-resource queried device computational architectures, with embodiments of the present invention utilizing pseudo-random number generators configured based on unique primitive polynomials, masking and unmasking functions, and error correction protocols executed in a querying device.

The invention discloses an identity verification and access control system based on VDF, and belongs to the technical field of information security. The method comprises the steps that a user terminal comprises a VDF calculation module and an anti-quantum-attack module; the authentication server is provided with a VDF verification module, an identity database query module, a secondary verification module, a random number generation module and a distributed cluster management module; and the resource server is used for storing the protected resources and providing resource access service for legal users according to the authorization information of the authentication server. According to the system, an efficient and safe distributed identity verification and access control mechanism is realized.

The invention relates to a key management method and device based on a quantum security chip carrier, and relates to the technical field of quantum computing, a unique UID is generated through a quantum random number generator in combination with a PUF technology, a mapping relation is established, sub-keys are derived in a layered mode and stored in a partitioned mode, and the key management efficiency is improved. A ternary binding mechanism of a chip unique identity, a quantum random entropy source and a storage environment fingerprint is constructed, through integrity verification, bidirectional identity authentication and a quantum secure transmission channel, key full-life-cycle security control is realized, quantum attacks and security threats are effectively resisted, and the security, credibility, traceability and suitability of key management are improved.

The method, system, electronic device and storage medium for dynamically obtaining application communication keys disclosed in an embodiment of the present invention relate to the field of network security technology. The method includes: when a third-party application carries a first public key to transmit the encrypted data: determining whether the first public key carried by the encrypted traffic during the communication of the third-party application is consistent with the currently calculated second public key; if consistent, obtaining an encryption / decryption key based on the first random number used when calculating the first public key; wherein the first public key and the second public key are both generated based on random numbers in a random number sequence generated by a custom random number generator of the operating system according to real-time input parameters. The present invention facilitates the acquisition of plaintext communication traffic data of third-party applications.

Various embodiments are directed to securely generating and managing passwords using a near-field communication (NFC) enabled contactless smart card. For example, a secure password may be generated by generating a random number via a random number generator of the contactless smart card and converting the random number to one or more human-readable characters. In another example, a secure cryptographic hash function of the contactless smart card may generate a hash output value, which may be converted to one or more human-readable characters. The human-readable characters may be used as the secure password or it may be transformed to add more layers of security and complexity.

Provided is an electronic circuit comprising a data storage element, a quantum random number generator, and a communication interface. The electronic circuit is configured to a) provide at least one true random number using the quantum random number generator, b) generate a cryptographic key based on the provided random number and provide it for adapting an encryption method for encrypted communication with a communication partner, c) provide information to the communication partner about the adaptation of the encryption method using the communication interface, and d) generate a block for confirming the adaptation of the encryption method for a blockchain and store the blockchain with the block in the data storage element.

An electronic gaming device includes a processor configured to determine a symbol position state of a plurality of symbol position states wherein each symbol position state corresponds to a number of symbol positions and based upon the symbol position state, determine a paytable of a plurality of paytables. The processor is also configured to receive a random number generator (RNG) output and based upon the RNG output and the paytable, control display of a plurality of symbols. The processor is further configured to determine that the plurality of symbols includes at least one modifier symbol and based upon the at least one modifier symbol, determine a different symbol position state and a different paytable for a next play of the electronic game wherein the different symbol position state includes at least one more symbol position than the number of symbol positions.

The invention discloses a quantum tunneling effect-based random number generation method and system, the system comprises a composite entropy source module, a self-adaptive bias control module, a self-adaptive post-processing module and an output module, the composite entropy source module connects two types of physical effect entropy sources in parallel, and utilizes the noise characteristic complementation of the two types of physical effect entropy sources to improve the entropy value of an original random sequence, so that the random number generation efficiency is improved. The self-adaptive bias control module monitors two kinds of noise output in real time through a double-channel feedback circuit. According to the quantum random number generator, the composite entropy source is combined with the self-adaptive algorithm, so that the quantum random number generator with higher stability and high speed is realized. The method is high in technical maturity, and has a good application prospect in the information security fields such as electric power Internet of Things and mobile terminals.

An electronic gaming machine includes one or more processors and memory storing instructions that, when executed, cause the processors to perform operations. The operations include presenting a feature game comprising metamorphic feature game interface elements, each corresponding to a different feature game value. During the feature game, a feature game value is adjusted based on an output of a random number generator, and an appearance of a corresponding metamorphic interface element is adjusted. An outcome of the feature game is determined based on an additional output of the random number generator and the feature game values. A state of a base game is adjusted based on the outcome of the feature game. The feature game values may be incremented according to a sequence of levels, each corresponding to a different enhancement multiplier. The outcome may be determined using a Hold and Spin matrix with activated metamorphic enhancements applied to positions.

This invention provides a distributed generation (DG) optimization configuration method based on a quantum genetic algorithm, aiming to minimize power loss and improve voltage stability in power distribution systems. The method first collects basic data of the power distribution network, including bus numbers, voltage levels, line impedances, bus load demands, and capacity limitations of distributed generation sources. Next, a population containing different DG configuration schemes is initialized using a random number generation algorithm, and the population is iteratively optimized using a quantum genetic algorithm. During the optimization process, quantum selection, crossover, and mutation operations are used to generate a new generation of configuration schemes, and the power loss and voltage level of each scheme are evaluated using a fitness function to gradually approach the optimal solution. After obtaining the optimal configuration scheme, different load conditions (such as load increases or decreases) are simulated to verify and optimize the adaptability of the configuration, ensuring that the system can maintain low power loss and voltage stability under load fluctuations. The final output optimal DG configuration scheme includes bus location, capacity, and optimized power loss and voltage curves, capable of adapting to dynamic load changes. This method can effectively reduce power loss and improve voltage stability in power distribution systems, providing technical support for building efficient and reliable power distribution systems.

This application discloses a high-dimensional encoded quantum random number generator and a method for generating quantum random numbers. The high-dimensional encoded quantum random number generator includes an entangled photon source, a wavelength splitter, at least one photon encoding and detection module, and a data processing module. The photon encoding and detection module includes a first filter, a second filter, a dispersive device, a beam splitting module, a first photon detector, a second photon detector, and a third photon detector. This application uses multiple photon processing through the dispersive device and the beam splitting module to perform high-dimensional time encoding on a single photon. Under the condition of entangled photon pairs at the same rate, a single photon can be converted into a quantum random number with a higher number of bits, thereby improving the random number generation rate.

The invention discloses a quantum random source, equipment fingerprint and biological characteristic-based three-quantum hybrid security chip and an identity authentication method. The three-quantum hybrid security chip comprises a quantum random number generation unit; the system comprises an equipment safety processing unit, a biological characteristic processing unit, a triple mixing processing unit and a key derivation and identity management unit. The chip is integrated with a biological characteristic processing unit with living body detection and quantum fuzzy commitment functions, quantum randomness, equipment physical fingerprints and living body biological characteristics are subjected to deep cryptographic fusion through a triple hybrid processing unit, a unique hybrid result binding'equipment-user 'is generated, and a joint authentication key is derived according to the hybrid result; according to the invention, the method achieves the jump from equipment authentication to human-machine integrated strong authentication, thoroughly solves the risk of equipment embezzlement while inheriting the anti-quantum and anti-cloning advantages, and is suitable for scenes with the highest security level.

True random number generators including ring oscillator circuits leveraging frequency and phase collapse events are described. An example ring oscillator circuit (ROC) includes a first oscillating loop comprising a first set of inverters, where the first oscillating loop is to oscillate at a first frequency and phase. The ROC further includes a second oscillating loop comprising a second set of inverters, which differs from the first set of inverters either in terms of a type of inverters or a number of inverters. The second oscillating loop is to oscillate at a second frequency and phase, different from the first frequency and phase. The ROC further includes a third oscillating loop to, as a result of mode switching from a first mode of operation into a second mode of operation, oscillate at a third frequency and phase, different from the first frequency and phase and the second frequency and phase.