25 results about "Proprietary protocol" patented technology

Remote desktop protocol (RDP) is a proprietary protocol for controlling machines over a network. In order to overcome certain deficiencies of the protocol a method is disclosed utilized in a zero trust cloud environment, to provide access to a pool of RDP servers, via an RDP client or via a web based interface while simultaneously providing an authenticated and secure policy based experience.

Remote desktop protocol (RDP) is a proprietary protocol for controlling machines over a network. In order to overcome certain deficiencies of the protocol a method is disclosed utilized in a zero trust cloud environment, to provide access to a RDP servers utilizing multifactor authorization services which are not natively supported by RDP. This is performed utilizing an RDP client while simultaneously providing an authenticated and secure policy based experience through a zero trust network.

The invention discloses an industrial control private protocol reversing method and system based on a large model, and belongs to the technical field of network security. The method comprises the following steps: acquiring target process information and communication characteristics based on data generated during operation of an industrial control private protocol; generating a program execution track T0 of the industrial control private protocol according to the target process information and the communication characteristics; updating the program execution track T0 based on the large model to obtain a program execution track Tn with a complete execution track; performing trajectory function analysis and execution trajectory reasoning on the program execution trajectory Tn by the large model to obtain a final program execution trajectory; and obtaining a reverse result of the industrial control private protocol based on the final execution track of the program. According to the invention, the efficiency and accuracy of reverse analysis of the industrial control private protocol are improved.

The invention provides a train network security protection method, a train network security protection system and a computer readable storage medium. The train network security protection method comprises the following steps: carrying out identity authentication on an external system, and identifying an equipment category and a corresponding port of the external system; in response to the fact that the equipment category of the external system is maintenance equipment, starting a bastion host function; and in response to the fact that the equipment category of the external system is communication equipment, based on the configuration of the corresponding port, starting a security audit and intrusion detection function or a firewall function, the starting of the security audit and intrusion detection function or the firewall function comprising analysis of a message of a train-specific protocol and control data thereof. According to the train network safety protection method, multiple safety protection functions can be achieved at the same time, the number of safety devices and the size of a train communication network are reduced, analysis of a train special protocol is achieved, and therefore more efficient protection is achieved in a rail transit vehicle-mounted network.

The invention provides a one-way data ferrying system and method based on private protocol transmission. The system comprises a first host, a data isolation device and a second host, the data isolation device comprises a first processing unit, an isolation island and a second processing unit, the first host is connected with the first processing unit, the first processing unit is connected with the isolation island, the second host is connected with the second processing unit, and the second processing unit is connected with the isolation island; the first host transmits the original data to the first processing unit; the first processing unit peels off a head layer of a protocol stack, encapsulates an application data layer based on a private protocol, and generates a data packet; the first processing unit transmits the data packet to a second processing unit; a second processing unit peels off a head layer of a private protocol in the data packet, extracts application layer data, reconstructs an open TCP / IP protocol stack, and forms a data packet of the TCP / IP protocol stack; and the second processing unit sends the original data to the second host. The problems of low transmission efficiency and low safety during existing one-way data ferrying are solved.

An apparatus includes a first module configured to communicatively couple a first device to a communication bus. The first module is configured to transmit, over the bus, first data at a first frequency to a second module that is communicatively coupled to a second device; and to transmit, over the bus, second data at a second frequency to a third module that is communicatively coupled to a third device. The bus may be implemented with a standard communication protocol (e.g., MIL-STD-1553). The first module may include transceiver, encoding / decoding, and cryptography circuitry, and allows for both standard-compliant communications to the third device via a primary communication protocol (the bus standard compliant protocol) as well as communications to the second device via a secondary communication protocol (e.g., a proprietary protocol), over the same bus, thus allowing backwards compatibility for the primary protocol and opportunity for secure communications using the secondary protocol.

This application discloses an industrial IoT object model card based on FPGA technology, comprising: a PCIe interface for interconnecting the object model card with the host computer or host PC of a power generation enterprise's business system; a first Ethernet interface for connecting field industrial equipment; a second Ethernet interface for connecting to an IoT platform; and an FPGA chip for hardware acceleration. Using the solution of this application, the parallel processing capabilities of the FPGA are leveraged to accelerate the parsing of complex industrial protocols, achieving microsecond-level real-time data acquisition and command issuance, thus overcoming the performance bottleneck of traditional software gateways. Through dynamic protocol loading and automatic object model generation, the ability to quickly adapt to and plug in and play with massive heterogeneous devices, especially those with proprietary protocols, is greatly enhanced. Simultaneously, security mechanisms such as data encryption and redundant backup are embedded at the hardware level, effectively resisting network and physical attacks.

The IO module comprises a port 0 and a slave station communication interface configured to communicate with a superior master station, the port 0 is connected with a slave station communication physical layer, a system side and an actuator side, and the port 0 is used for supplying power to the system side and / or the actuator side; the port 1 is connected with the port 0 and is configured to be a cascade communication interface communicating with a lower-level IO module, the port 1 is connected with the port 0, the master station communication physical layer and the actuator side, the port 1 is used for transmitting power supplied by the port 0 to the system side and / or the actuator side to the lower-level IO module, and the port 1 is used for being connected with an external power source to supply power to the actuator side. Therefore, the standard communication protocol of the master station and the slave station can be used for replacing a conventional cascaded special protocol between the ports 1, and the compatibility and universality of the IO module can be improved.

The invention relates to the technical field of communication, and discloses an out-of-vehicle controller communication connection method, which comprises the following steps: step 1, a modular edge identification node is integrated in an out-of-vehicle infrastructure, and the modular edge identification node loads a preset lightweight neural network model and a protocol conversion module library to complete initialization when the out-of-vehicle infrastructure is started, the modularized edge identification node is composed of a network interface unit, an edge reasoning chip and a cache unit. And step 2, capturing an initial data packet generated when the controller outside the vehicle is accessed by the initialized modular edge identification node. According to the technical scheme, the modular edge identification node and dynamic protocol adaptation is adopted, so that the technical effects of automatically identifying private protocols of controllers of different manufacturers and loading corresponding conversion modules in real time are achieved; and the defects of high system integration difficulty and high construction cost caused by non-uniform protocols are overcome.

This invention relates to a mobile sound card capable of switching between multiple modes. The preset rule is that the initial mode of the mobile sound card is a stereo dual-channel mode. It includes a signal receiving module for receiving a first signal sent by an interconnected terminal via a proprietary protocol, and processing the first signal to obtain a second signal. It also includes a control module for receiving the second signal sent by the signal receiving module, switching the mode to a standard four-channel mode, a multi-channel mode, or a custom transmission mode, and sending a third signal to the interconnected terminal. Finally, it includes an audio processing module for receiving a fourth signal sent by the interconnected terminal via a proprietary protocol, and processing the fourth signal to obtain a fifth signal. By implementing the above technical solution, the following technical effects are achieved: flexible switching between three modes is realized without relying on specific devices, improving the versatility and applicability of professional mobile sound card devices, and meeting the usage needs in different scenarios.

A method of reducing network traffic includes blocking, at a mobile device, a first channel to reduce network signaling in a network and to reduce battery consumption. The first channel includes a non-common channel. The method includes offloading application traffic of an application onto a second channel. The second channel may include a common channel. The method may include monitoring the application traffic of the application over the second channel, unblocking the first channel based on the monitored application traffic so that the application can perform an action, and re-blocking the first channel after the action has been completed. The method may include unblocking the first channel when user activity is detected, wherein the user activity includes whether the mobile device is being interacted with.

This invention discloses a method for encrypted data transmission of virtual devices involving an integrated proprietary transmission protocol, belonging to the field of communication security management technology. The method includes: powering on the MCU and detecting the VBUS signal, determining that it is in mobile hard drive mode, the MCU instructing the bridge chip, the MCU creating a virtual partition table disk, the PC client and the MCU performing bidirectional authentication and key exchange to establish an encrypted secure channel, the encrypted file blocks sent by the PC being disguised as target read / write commands through protocol steganography, transmitted and intercepted and decrypted by the MCU, and if it is a secure transmission request, written to the memory. This method is used to solve the technical problem in the prior art that it is impossible to ensure covert and secure data transmission while satisfying transmission mode compatibility. By combining virtual devices and proprietary protocols in a dual-mode switching hardware architecture, it ensures both data transmission rate and ease of use, and achieves end-to-end encryption and steganography protection, thereby improving overall security and practicality.

The invention relates to a computer-implemented method and system for secure e-mail management, employing an indivisible sequence of interdependent modules, enabling automated downloading of messages and attachments via IMAP, POP3, proprietary or future-compatible protocols, authenticated through OAuth2 and mandatory multi-factor authentication (TOTP or FIDO2-compliant biometrics). Multi-layer integrity verification is performed prior to server deletion, using cryptographic checksums, error correction codes, and Merkle tree validation, generating immutable audit logs. The messages are stored locally in encrypted databases with hardware-bound keys managed by TPM, HSM, secure processor enclaves, or equivalents. Deletion is conditioned on multi-stage cryptographic verification and deletion tokens linked to audit logs; omission of any step invalidates the operation. Configurable grace periods with cross-device undo and an offline graphical interface are included, all inseparably integrated to ensure security, traceability and the technical compliance of the invention.

The invention is suitable for the field of fire fighting, and provides a fire-fighting wireless sensor remote monitoring system, the system comprises a protocol analysis module, and a multi-protocol adaptation engine in the protocol analysis module comprises private protocol analysis, Haikang fire-fighting cloud http push data analysis, NB-IoT protocol analysis, GB26875.3-2011 protocol analysis and standardized data conversion; in the private protocol analysis, an equipment communication frame structure is analyzed through reverse engineering, and a data mapping rule is defined; analysis of Haikang fire-fighting cloud http pushed data: docking a Haikang fire-fighting cloud platform API, and analyzing JSON data; nB-IoT protocol analysis: NB-IoT device data is analyzed based on a CoAP / LwM2M protocol, parameters are extracted, and the parameters comprise pressure and liquid level; and standardized data conversion: uniformly converting each protocol data into a JSON format. The protocol compatibility is improved; the real-time performance is obviously optimized; the hardware decoupling is flexible; and low-cost expansion is realized.

A computing system and process for identifying a type of computing device communicating over a wireless Bluetooth protocol. The computing systems relate to customized or non-customized computing systems configured to send queries through all protocols described in the Bluetooth specification and vendor-specific protocols. The computing system analyzes in conjunction with raw data, behavioral data, and real data about known devices to establish a device identification of any computing device communicating over Bluetooth. In the absence of real data, the device identifier is deduced by integrating all the collected data, and is attached with related confidence.

The invention discloses a multi-data-source data cross-optical-gate collection method and system, and relates to a data security technology, and the method comprises the following steps: at a data access platform, notifying a data channel to start a task through a kafka message; receiving a kafka message, verifying the token of the received kafka message, and generating a data file after the token is verified; performing data compression and encryption on the generated data file, and generating a digital signature; performing data slicing on the data file after the digital signature is generated, and packaging each data slice based on a data proprietary protocol; and transmitting the packaged data packet by using a one-way network, writing audit data outside the optical gate, and crushing the data packet after writing. The embodiment of the invention provides a dual-channel verification method based on an account checking mechanism. On the basis of keeping the unidirectional transmission characteristic of the original data optical shutter, the data of the receiving end can be periodically verified through the independently deployed reverse optical shutter channel.

The present invention provides a signal transmission method, apparatus, and device. The method on a first communication device includes: broadcasting separate radio frequency identification (RFID) control signaling via a public protocol interface; and receiving a reflected signal fed back by a tag device. The reflected signal is a signal generated by the tag device reflecting an excitation signal sent by a second communication device within the coverage area of ​​the first communication device after receiving the RFID control signal. This technical solution enables the transmission of control signaling based on a public protocol, avoiding the development difficulties associated with proprietary protocols. It also integrates the functions of connected vehicle devices and RFID devices, improving device integration.

Remote desktop protocol (RDP) is a proprietary protocol for controlling machines over a network. In order to overcome certain deficiencies of the protocol a method is disclosed utilized in a zero trust cloud environment, to provide access to a pool of RDP servers, via an RDP client or via a web based interface while simultaneously providing an authenticated and secure policy based experience.

This invention discloses a method and system for testing and processing electrical circuits in medium and low voltage switchgear based on edge-cloud collaboration, belonging to the field of electrical test data processing technology. Through a reinforcement learning dynamic adjustment mechanism, it can adapt to mainstream and proprietary protocols without manual intervention. A multi-dimensional verification and quality labeling mechanism effectively controls the data failure rate. Local parsing, standardization, and verification on the edge side reduces data transmission volume and computational pressure on the cloud side. A reinforcement learning closed-loop feedback mechanism gradually improves system adaptability and parsing accuracy with increasing interaction frequency. Under the federated learning framework, edge devices only upload model parameters, not raw test data. Transfer learning transfers model knowledge from mature protocols to devices using less common protocols, eliminating the need for extensive labeled data. By combining multi-device distributed training with cross-protocol knowledge transfer, and combining model compression with lightweight push protocols, model transmission time and edge update time can be shortened.

The present invention discloses a method and device for converting protocol data of an electric power system, wherein the method comprises: step S1, configuring message topics and standardized message contents of the Internet of Things MQTT protocol corresponding to various measurement categories; step S2, calling an online model of a device supporting the IEC61850 protocol, and saving relevant connection information and the online model to a local model file; step S3, configuring the correspondence between data objects in the local model file and standardized data objects; step S4, generating JSON message content according to the correspondence, and sending it to the message topic corresponding to the MQTT protocol according to the measurement category. The present invention converts the original electric power system IEC61850 proprietary protocol data into Internet of Things MQTT protocol data, and can convert non-standardized data objects into standardized data objects without affecting the existing network operation devices, thereby having good operability and flexibility, and facilitating downstream data processing.

Various embodiments provide methods and apparatus for transporting a vendor-proprietary protocol comprising vendor-proprietary protocol packets over Internet Protocol (IP). The vendor-proprietary protocol can be transported over IP by encapsulating the vendor-proprietary protocol packets in IP headers such that the vendor-proprietary protocol packets are carried as the payload of IP packets. A vendor-proprietary protocol indicator can be encoded into the IP header to indicate that the payload of the IP packet comprises a vendor-proprietary protocol packet and a Vendor Unique Protocol Number tuple comprising a vendor identification indicator and a vendor protocol identification indicator can be added as an IP header extension to uniquely distinguish the vendor-proprietary protocol from other vendor-proprietary protocols that may also be running over the same network.

The application discloses a kind of satellite system switching fault intelligent diagnosis methods of space-ground link cooperation, belong to satellite communication technical field.By multi-source heterogeneous data acquisition module (support SNMP / Telnet protocol and equipment proprietary protocol) real-time monitoring space-ground two channels: space-based link (satellite ABIS equipment E1 interface, main station resource pool) and ground-based link (BTS equipment physical layer state, data layer signaling flow / time slot configuration, and ground BSC port alarm);Innovative fusion rule base engine and end-to-end topology tracing model: consistency check engine dynamically analyzes the three-dimensional mapping conflict of physical port, network management configuration, BSC link, automatically generates port modification instruction;Hidden alarm detection module is based on Telnet instruction penetrating scanning underlying register (such as standard query instruction).The application shortens fault location time, improves operation and maintenance efficiency and implicit fault detection rate, directly hits pain point and builds technical barrier.

This invention relates to the field of unmanned aerial vehicle (UAV) control technology, specifically providing an AI-based multi-compatible UAV operating system. The system includes a standardized external interface unit pre-embedded in the UAV body and a pluggable intelligent adapter module. The intelligent adapter module has a built-in edge computing chip and runs a heterogeneous instruction parsing unit and a dynamic mapping reconstruction unit. The heterogeneous instruction parsing unit collects UAV bus data streams from the intelligent adapter module, constructs an initial environmental feature matrix, and generates protocol identification tags using a protocol recognition neural network model. The dynamic mapping reconstruction unit calls the protocol conversion master program based on the protocol identification tags, mapping standard control commands to target control commands with a proprietary protocol format. The flight status feedback module performs dynamic calibration using an adaptive PID compensation network. This invention requires no modification to the original firmware, enabling plug-and-play control of multiple brands of UAVs using a single external control system.

This invention discloses a cross-platform configuration synchronization method and system based on a proprietary synchronization protocol, comprising: a client sending a network access request message; a server dynamically generating configuration information and sending it to the client; the client applying the configuration information and returning a confirmation message; the server updating the node list and notifying the control terminal of node status changes; the server periodically sending heartbeat request messages to online clients based on a timer and receiving corresponding heartbeat response messages, monitoring the client status through a multi-level timeout detection mechanism, and synchronizing status changes to the control terminal in real time; the control terminal sending a configuration modification message to the server; the server verifying the modification, updating its local configuration, and broadcasting a configuration update message using an incremental update mechanism to all online clients. This invention proposes a three-in-one role architecture of control terminal, server, and client, achieving efficient cross-role communication and collaborative work through the JYTL proprietary protocol, solving the core pain points of traditional distributed device management systems.

The invention relates to the technical field of data transmission, and discloses a data transmission method and device based on a private protocol and a medium, the method is applied to a new energy centralized control system, the new energy centralized control system comprises a sending end, a receiving end and a forward isolation device, and the sending end and the receiving end establish connection through the forward isolation device. The method comprises the following steps: a sending end encapsulates target data and a data sequence number according to a forward message format to obtain a data packet, and transmits the data packet to a receiving end; the receiving end analyzes the data packet according to a forward message format to obtain target data and a data serial number, compares whether the data serial number is the same as an expected serial number or not to obtain a comparison result, converts the comparison result according to a reverse message format to obtain a response packet, and transmits the response packet to the sending end; the response packet is one of positive acknowledgement or negative acknowledgement; and the sending end determines whether to resend the data packet to the receiving end according to the response packet. According to the invention, reliable data transmission can be realized under the limitation of one-way communication.