68 results about "Wireless security" patented technology

The present invention provides systems and methods for cellular network performance monitoring and optimization, enabling SIM-based devices to dynamically adapt to changing network conditions for improved connectivity. The invention introduces a process that includes determining baseline path performance through detailed probing of network metrics, continuously assessing current path performance via real-time monitoring, and instructing the SIM to switch from its current connected mobile network carrier to an alternate carrier when predefined performance thresholds are not met. Switching instructions are securely delivered Over-The-Air (OTA) to the SIM, ensuring seamless transitions to the most efficient and reliable network path. The system leverages both active and passive application layer observations to optimize latency, throughput, and reliability while supporting diverse applications, including IoT devices, industrial systems, and consumer devices.

The invention relates to the technical field of electronic equipment detection, in particular to a multi-dimensional anti-candid photographing detector and a detection method thereof. The system comprises a processing unit, a thermal imaging module, an electromagnetic radiation detection module and a wireless security module, wherein the wireless security module comprises at least two wireless network interface cards, and a first wireless network card is used for connecting a specified internal network and scanning and analyzing internal network equipment; the second wireless network card works in a monitoring mode and is used for sniffing all surrounding Wi-Fi signals, Bluetooth signals and associated equipment thereof and performing data packet analysis; the user interaction module, the positioning auxiliary module, the storage unit and the power supply module are used for providing electric energy for the detector. According to the invention, four technical dimensions of thermal imaging, wireless safety detection, infrared light detection and electromagnetic radiation detection are fused, and an intelligent analysis and positioning algorithm is combined, so that the comprehensiveness, the accuracy and the efficiency of detecting candid equipment are improved, and clear positioning guidance and comprehensive safety evaluation are provided for a user.

A method and system for providing a secured challenge and response for wireless / mobile / IOT network security that provides a secure provisioning of mobile equipment, a challenging of the mobile equipment and the verification of the mobile equipment by a network node to verify that mobile equipment is an authentic and secure device provisioned by the operator. The challenging including sealing a shared secret operator assigned symmetric equipment key in a secure enclave and transmitting the shared secret operator assigned symmetric equipment key to a subscriber identity module for generation of a cipher key and integrity for use in verification of the mobile equipment with a network node.

Techniques and protocols for facilitating wired or wireless secure communications between a sensor system and one or more other devices deployed in healthcare facilities are disclosed. In certain embodiments, the techniques and protocols include secure device pairing techniques and protocols for achieving heightened security, for example, recommended in healthcare facilities. In certain embodiments, a method comprises executing, at an application layer of a sensor system, a password authenticated key exchange (PAKE) protocol with a display device to derive an authentication key; executing, at the sensor system, an authenticated pairing protocol with the display device; after the authenticating is successful, establishing an encrypted connection between the sensor system and the display device; and transmitting, from the sensor system to the display device, analyte data indicative of measured analyte levels via the encrypted connection.

The invention belongs to the technical field of wireless communication safety monitoring and intelligent supervision, and particularly relates to a distributed low-cost hotel view-stealing and photo-stealing intelligent supervision system which comprises a wireless probe and a sky-wing cloud wireless analysis management and control platform. The wireless probe is connected to a hotel room router, collects space electromagnetic signals and terminal and AP wireless data, and pre-processes and reports the space electromagnetic signals and the terminal and AP wireless data; the cloud platform is constructed based on OpenStack, network mapping is updated through an ANO adversarial online automatic learning algorithm, wired / wireless attributes and event characteristics are subjected to correlation analysis by means of a VAE-CWGAN model, risks are identified, and an alarm is issued. The system realizes lightweight deployment, low-cost operation and maintenance, real-time intelligent supervision and room-level accurate positioning, can detect hundreds of wireless security incidents and dozens of cameras, is suitable for the fields of secrecy, national security and public security, and assists in security guarantee of smart civilized cities.

This disclosure provides methods, devices and systems for improving security in wireless communication networks. An example method includes scanning a wireless medium for a presence of access points (APs) in a wireless communication range of the first wireless STA, identifying, based on the scanning, two or more APs each having a same first Service Set Identifier (SSID), the two or more APs including a first AP that supports a Wi-Fi Protected Access (WPA) 3 wireless security protocol and a WPA 2 wireless security protocol and including a second AP that supports the WPA 2 wireless security protocol but does not support the WPA 3 wireless security protocol, selecting a first simultaneous authentication of equals (SAE) authentication type for a first group of APs that includes the first AP based on at least one AP of the first group of APs supporting the WPA 3 wireless security protocol, and authenticating with the first AP based at least in part on the same first SSID and the first SAE authentication type.

The present invention proposes a RIS-assisted cognitive radio wireless security communication transmission method using partial CSI. In the RIS-assisted large-scale multi-input multi-output cognitive radio wireless security communication system, in order to enable the secondary transmitter and the secondary user to communicate with the main transmitter and the main user in the same frequency band, and to ensure that the interference of the secondary transmitter to the main user is within a certain threshold, the initial value of the RIS reflection coefficient matrix is ​​set, and the beamforming matrix is ​​designed using the partial CSI; the RIS reflection coefficient matrix is ​​designed using the partial CSI according to the beamforming matrix; the above operations are repeated until the system security rate converges. The present invention can effectively improve the spectrum efficiency under the premise of knowing the partial CSI, alleviate the spectrum scarcity problem in actual communication scenarios, and improve the security rate of the system.

The embodiment of the invention provides a wireless safety monitoring device and system, and the device comprises a control unit which is connected with a wireless receiving and transmitting unit, a network transmission unit, an expansion unit, and a storage unit, and is used for controlling the units to carry out the coordination work according to a user instruction; the wireless transceiving unit is used for monitoring a wireless signal in the current environment and sending a corresponding interference wireless signal according to an interference signal data model corresponding to the type of the wireless signal under the control of the control unit; the network transmission unit is used for transmitting the wireless signal and the user instruction to a wireless security network service desk to realize interaction with the wireless security network service desk; the expansion unit is used for expanding access interfaces of the wireless signal receiving and transmitting equipment and expanding the types of monitored wireless signals; and the storage unit is used for carrying out data storage on the wireless signals and storing a plurality of interference signal data models corresponding to different wireless signal types.

This utility model relates to the field of tunnel lighting control technology, and more particularly to a wireless safety tunnel lighting controller. It includes a tunnel wall panel with an inner cavity groove on its surface. The controller body is mounted on the inner wall of the inner cavity groove. An adjustment device is provided on the bottom surface of the inner wall groove corresponding to the controller body. The adjustment device includes two fixed rods and a connecting plate. Both ends of the two fixed rods are fixedly connected to the bottom surface of the inner wall groove. Both ends of the connecting plate are rotatably connected to pulleys, and the arc surfaces of the pulleys are slidably connected to the arc surfaces of the fixed rods. A connecting rod is fixedly connected to the upper surface of the connecting plate, and a fixing frame is inserted into the surface of the connecting rod. The inner wall of the fixing frame is engaged with the surface of the controller body. This utility model provides a wireless safety tunnel lighting controller with the advantage of conveniently adjusting and limiting the position of the lighting controller within the tunnel.

This disclosure describes systems, methods, and devices related to using pairwise master key security association (PMKSA) caching for authentication and time synchronization factor security. A method may include sending a first message of an 802.1X authentication frame exchange, including an indication of a first pairwise master key identifier (PMKID) associated with one or more PMKSA identifiers; identifying a second PMKID indicated in a second message of the 802.1X authentication frame exchange, received from a responder device; determining that second PMKID matches the first PMKID; storing a PMKSA identifier corresponding to the second PMKID; and sending an association request frame to the responder device based on determining that the second PMKID matches the first PMKID, wherein the association request frame is sent in succession with receiving the second message of the 802.1X authentication frame exchange.

This invention relates to a method for collaborative interference of wireless secure communication in energy-constrained industrial Internet of Things (IoT) systems, comprising: an intra-cluster communication step, in which inter-node communication is protected through a cluster approach; and an inter-cluster communication step, in which a genetic algorithm is used to flexibly select and determine whether each sensor node participates in collaborative interference and the power of the interference signal sent by the participating sensor node, thereby obtaining an optimal resource allocation scheme that ensures secure communication of nodes while minimizing energy consumption and extending the system's secure communication time.

The present disclosure provides methods, devices and systems for improving security in a wireless communication network. An example method includes scanning a wireless medium for a presence of an access point (AP) in a wireless communication range of the first wireless STA; identifying, based on the scanning, two or more APs each having a same first service set identifier (SSID), the two or more APs including a first AP that supports a Wi-Fi protected access (WPA) 3 wireless security protocol and a WPA 2 wireless security protocol and including a second AP that supports the WPA 2 wireless security protocol but does not support the WPA 3 wireless security protocol; selecting a first peer-to-peer simultaneous authentication (SAE) authentication type for a first group of APs including the first AP based on at least one AP supporting the WPA 3 wireless security protocol among the first group of APs; and authenticating the first AP based at least in part on the same first SSID and the first SAE authentication type.

This application relates to devices and a method to establish a secure wireless link for communication between a first and a second device over a wireless physical channel, wherein a paring protocol requires sending over the wireless channel identifying information by the first device, the identifying information being data suitable for identifying the device sending the identifying information, or a user thereof, wherein the first device encrypts and transmits the identifying information and random information by using a public key information of the second device. The second device receives the encrypted identifying and random information and, using private key information associated with the public key information, it extracts the identifying information. The devices use a secret uniquely related to the identifying information to derive a session key and then use the session key to establish the secure wireless link.

Techniques and protocols for facilitating wired or wireless secure communications between a sensor system and one or more other devices deployed in healthcare facilities are disclosed. In certain embodiments, the techniques and protocols include secure device pairing techniques and protocols for achieving heightened security, for example, recommended in healthcare facilities. In certain embodiments, a method comprises executing, at an application layer of a sensor system, a password authenticated key exchange (PAKE) protocol with a display device to derive an authentication key; executing, at the sensor system, an authenticated pairing protocol with the display device; after the authenticating is successful, establishing an encrypted connection between the sensor system and the display device; and transmitting, from the sensor system to the display device, analyte data indicative of measured analyte levels via the encrypted connection.

The application relates to the field of mobile and wireless security technology, and discloses a device and a method for interfering with a wearable photoplethysmography device, the device comprising: an infrared light source configured to emit a modulated infrared light beam; and a control unit configured to generate a modulation waveform and control the infrared light source to emit the infrared light beam according to the modulation waveform so as to change heart rate and blood oxygen saturation readings of the wearable photoplethysmography device; wherein the control unit is configured to generate the modulation waveform using an adaptive genetic algorithm based on an upper layer structure and a lower layer structure, and the algorithm is used to optimize an index related to a manipulation effect so as to improve the manipulation effect on the readings. In this way, controllable interference data can be quickly and accurately generated in a medical health data security test process, so as to ensure the accuracy and reliability of the medical health data security test process. In addition, confusion and deception of data attack behaviors can be realized, and the security of medical health data is improved.

The invention discloses a key generation method and device, electronic equipment and a readable storage medium, relates to the technical field of wireless security, and aims to solve the problem that the inconsistency rate of generated keys is relatively high. The method comprises the following steps: acquiring a channel feature, the channel feature comprising n quantization units, n being a positive integer; for each quantization unit in the n quantization units, obtaining a quantization value of each quantization unit based on the difference information of the channel characteristics; and generating a key based on the quantization values of the n quantization units. According to the embodiment of the invention, the inconsistency rate of the generated keys can be reduced.

A wireless communication system includes a first wireless station and a second wireless station. The communication management resource associated with the first wireless station can be configured to: retrieve first protocol information assigned to the first wireless station, the first protocol information indicating a first wireless security protocol supported by the first wireless station; transmit a notification to a second wireless station indicating the first wireless security protocol supported by the first wireless station; and select a wireless security protocol in which to communicate with the second wireless station based on the first protocol information and second protocol information received from the second wireless station.

A wireless security device and method and a battery pack may be provided. The wireless security device comprises: a plurality of antennas associated with a battery management system (BMS); an angle-of-arrival estimator configured to estimate an angle of arrival from a signal received through at least one antenna among the plurality of antennas and calculate a reliability index for the angle of arrival; a beam forming controller configured to calculate a beam forming weight and control a phase and an amplitude of the signal based on the beam forming weight; a channel estimator configured to estimate a channel state of the signal and calculate a channel change rate based on the channel state; and an anomaly detector configured to perform anomaly detection for the signal based on the channel state, the channel change rate, the angle of arrival, and the beam forming weight.

The invention provides a pressing plate state monitoring device and method based on a WAPI wireless local area network. The device comprises a station control layer, a convergence layer and a sensing layer which are in communication connection in sequence, at least one pressing plate state acquisition terminal with a WAPI wireless communication function is deployed on the sensing layer, and the pressing plate state acquisition terminal acquires state data of a pressing plate and transmits the state data to the convergence layer through the WAPI wireless communication function; the convergence layer is provided with a WAPI wireless security access point, and the WAPI wireless security access point receives state data transmitted by the pressing plate state acquisition terminal and transmits the state data to the station control layer through the Ethernet. Data transmission between the pressing plate position sensor and the convergence layer is achieved through WAPI wireless communication so as to meet the national secret transmission requirement, and meanwhile the stability of WAPI wireless communication is higher.

The invention discloses a wireless secure forwarding device and method based on a national cryptographic algorithm. The method comprises the steps of registering a device identifier based on an SM9 algorithm and generating an identifier file; safe distribution of identification files is realized through a 5G network and a super SIM card; the wireless security forwarding device and the authentication server complete bidirectional authentication and key negotiation based on an SM9 + SM4 algorithm; simultaneously accessing an AP (Access Point) and an STA (Station) mode terminal through a multi-channel Wi-Fi module, and receiving multi-source streaming media data; performing protocol analysis and transcoding processing on the data, and uniformly packaging the data into an RTMP format; encryption and integrity verification are carried out on the data based on an SM4 algorithm, a safe data frame is generated, and reliable forwarding of the encrypted data is realized through a 5G and WAN double-link backup mechanism. According to the invention, equipment identity security authentication, multi-mode terminal compatible access, heterogeneous streaming media unified processing and encrypted data stable transmission are realized, and the security and service adaptability in a special wireless communication scene are effectively improved.

The invention relates to a short-distance wireless security operation and maintenance method and system for an Internet of Things terminal, and the method employs an operation and maintenance terminal as a relay between a target Internet of Things terminal and an operation and maintenance platform, employs an encryption communication mode, achieves the identity authentication and operation and maintenance between the target Internet of Things terminal and the operation and maintenance platform, effectively prevents the network attack and data leakage, and improves the operation and maintenance efficiency. The security of the target Internet of Things terminal equipment is improved, and the identity authentication capability is improved; a fine-grained access control mechanism is designed, and by comparing access control factors such as operation and maintenance time, operation and maintenance objects, operation and maintenance operation and the like in an operation and maintenance operation process and an identity authentication process, the safety protection capability of a target Internet of Things terminal in an operation and maintenance stage is enhanced, and the influence of malicious operation and maintenance behaviors such as misoperation or unauthorized access and the like on the terminal is avoided; the design scheme does not need to depend on network connection between the target Internet of Things terminal and the operation and maintenance platform, the operation and maintenance problem under the condition that the network of the target Internet of Things terminal is limited is solved, the workload of operation and maintenance personnel is reduced, and the operation and maintenance efficiency is improved.

In one implementation, a wireless security system premises gateway component includes a first local area wireless communication component adapted to communicate wirelessly with plural wireless security system sensors distributed at a premises; a second local area wireless communication component adapted to communicate wirelessly with a general purpose mobile communications device; a communications interface component adapted to communicate with a wide area communications network that is located remotely of the premises; a security system controller component adapted to communicate with the general purpose mobile communications device to provide state information regarding the security system and to provide control inputs to the security system; and a single gateway housing configured and sized to house the first local area wireless communication component, the second local area wireless communication component, the communications interface component, and the security system controller.

The invention discloses a multi-agent high-safety collaborative surveying and mapping optimization system and method. The system comprises a surveying and mapping center and a plurality of flight agents carrying large-scale antenna arrays. The system is set as follows: a physical area in which privacy information is easy to leak is constructed around a communication link between a flight intelligent body and a surveying and mapping center in a physical space by utilizing distance dimension information in near field communication; by jointly optimizing the waveform of the communication and sensing integrated signal, the physical range of an area where privacy information is easy to leak is minimized while the preset surveying and mapping precision and data transmission rate requirements are met, so that covert communication is realized; according to the invention, a brand new solution is provided for wireless secure transmission of high-value data.

The application discloses a kind of Internet of Things terminal equipment wireless security detection method and system, comprising: the first recording flow of the protection profile of the Internet of Things terminal equipment to be measured in the normal communication wireless network environment is obtained;First recording flow is parsed and randomly deformed, and first attack packet is obtained;Second recording flow of protection profile is obtained in the process of playing first attack packet in wireless network, and second recording flow is compared and analyzed with first recording flow by artificial intelligence engine;If consistent, it is judged that the attack of first attack packet to equipment succeeds, and first attack packet and second recording flow are stored to vulnerability library;If inconsistent, and the analysis result corresponding to second recording flow is that equipment is not responsive, it is judged that the attack of first attack packet to equipment fails.The application directly records the flow of each security function component of the Internet of Things terminal equipment to be measured when facing different attack packets, without being limited to the network performance of the Internet of Things terminal equipment to be measured.

The invention discloses an optimization method of RIS-RSMA auxiliary communication and sensing integrated wireless secure transmission. The optimization method mainly comprises the following steps: S1, constructing a wireless communication system of the RIS-RSMA auxiliary communication and sensing integrated wireless secure transmission; and S2, considering that the base station transmits information to legal users in the system through a direct link and an indirect link by using an RSMA technology in a communication scene. And the problem of maximizing the system security rate based on base station beam forming, RIS phase shift parameters and public information rate as optimization parameters is solved. S3, introducing an auxiliary variable, and performing decoupling optimization solution on active beam forming and IRS phase shift parameters of the base station based on an alternating optimization algorithm; s4, performing active beam forming and public safety rate optimization calculation: optimizing the active beam forming and public safety rate of the base station by adopting continuous convex approximation and semi-definite relaxation; and S5, giving active beam forming of the base station, and carrying out IRS phase shift parameter and public safety rate optimization calculation. According to the method, the system performance can be effectively improved, and a relatively high system total secrecy rate can be obtained.

To provide a wireless deadman switch installed on an aircraft fueling vehicle that enables an operator to operate while controlling a fueling amount when aviation fuel is supplied to an aircraft.SOLUTION: There is provided a wireless deadman switch in which a transmitter and a receiver are connected to be capable of wireless communication for supplying aircraft fuel to an aircraft. The transmitter includes: an operation unit for transmitting a fueling signal to the receiver; a mode change button capable of changing a fueling amount; an emergency button for stopping fueling; and various display units for displaying a communication state with the receiver and the fueling amount changed by the mode change button. The receiver includes: a transmitter holder on which the transmitter can be installed; a pairing switch for setting pairing with the transmitter; and various display units for displaying a pairing state with the transmitter and an installed state of the transmitter. The receiver operates a fueling device to supply aviation fuel to the aircraft with the fueling amount set by the mode change button while receiving the fueling signal from the transmitter.SELECTED DRAWING: Figure 1

The present invention relates to a method and system for short-range wireless security operation and maintenance of Internet of Things terminals. Using an operation and maintenance terminal as a relay between a target Internet of Things terminal and an operation and maintenance platform, and applying an encrypted communication method to achieve identity authentication and operation and maintenance between the target Internet of Things terminal and the operation and maintenance platform, effectively preventing network attacks and data leakage, improving the security of the target Internet of Things terminal device, and enhancing the identity authentication ability. Moreover, a fine-grained access control mechanism is designed. By comparing access control factors such as operation and maintenance time, operation and maintenance object, and operation and maintenance operation during the operation and maintenance process and the identity authentication process, the security protection ability during the operation and maintenance stage of the target Internet of Things terminal is enhanced, avoiding the impact of malicious operation and maintenance behaviors such as misoperation or unauthorized access on the terminal. The designed solution does not need to rely on the network connection between the target Internet of Things terminal and the operation and maintenance platform, solves the operation and maintenance problem under the condition of network limitation of the target Internet of Things terminal, reduces the workload of operation and maintenance personnel, and improves the operation and maintenance efficiency.

AI-ASSISTED WIRELESS SECURITY HARDWARE UNIT