CN212259003U

CN212259003U - Safe proxy device based on Nanrui encryption chip

Info

Publication number: CN212259003U
Application number: CN202021025316.3U
Authority: CN
Inventors: 李成
Original assignee: Sichuan Dongyu Information Technology Co ltd
Current assignee: Sichuan Dongyu Information Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-29
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a device based on south rui encryption chip safety agent, collect device, cryptographic module and communication module including information, information collect device and outer net information acquisition device communication connection, information collect the data output end of device and be connected with cryptographic module's data input end through the serial ports, cryptographic module's data output end be connected with communication module's data input end, communication module is with data transmission to the application of intranet. The device has a simple structure, adopts serial port transmission to pass through the internal and external networks, and carries out data proxy through the encryption module, thereby ensuring the safety of data transmission. The device collects the data that outer net information acquisition device obtained through the information collection device together, then transmits the encryption module through the mode of serial ports, transmits the application end of intranet through the encryption module, and device simple structure adopts serial ports transmission to pass the inner net, carries out data agent through the encryption module, ensures data transmission's safety.

Description

Safe proxy device based on Nanrui encryption chip

Technical Field

The utility model belongs to the technical field of data security transmission, specifically speaking relates to a encrypt chip safety proxy device based on south rui.

Background

The industrial data acquisition is to utilize the ubiquitous sensing technology to carry out real-time efficient acquisition and cloud convergence on element information of multi-source equipment, a heterogeneous system, an operation environment, people and the like. The industrial data acquisition corresponds to an edge layer in an industrial internet platform architecture. Different devices, systems and products are accessed through various communication means, large-range and deep-level industrial data are collected, protocol conversion and edge processing of heterogeneous data are carried out, and a data base of an industrial internet platform is constructed.

In an electric power system, besides data acquisition, another problem is that data acquired by an external network device is transmitted to an internal network, and the data is transmitted to the internal network after being subjected to security verification through a security access platform in a traditional mode, so that the data can be used and calculated by an application program of the internal network. This transmission method requires a large amount of computation to be invested in the secure access platform, increasing the equipment cost and complexity of transmission.

SUMMERY OF THE UTILITY MODEL

To foretell not enough among the prior art, the utility model provides a based on south rui encrypts chip safety and acts as an agent device, the device collects the data that the device obtained with outer net information acquisition device through the information and collects together, then transmits the cryptographic module through the mode of serial ports, transmits the application of intranet through the cryptographic module, and device simple structure adopts serial ports transmission to pass the inner and outer net, carries out data agent through the cryptographic module, guarantee data transmission's safety.

In order to achieve the above object, the utility model discloses a solution is: the utility model provides a safe proxy device based on south rui encryption chip, includes information collection device, encryption module and communication module, information collection device and extranet information acquisition device communication connection, the data output part of information collection device pass through the serial ports and be connected with encryption module's data input end, encryption module's data output end be connected with communication module's data input end, communication module is with data transmission to the application of intranet. The device has a simple structure, adopts serial port transmission to pass through the internal and external networks, and carries out data proxy through the encryption module, thereby ensuring the safety of data transmission.

The information collecting device comprises a controller, a data receiving circuit and a serial communication circuit, the data receiving circuit is in communication connection with the extranet information acquisition device, a control end of the data receiving circuit is connected with a data receiving control signal end of the controller, a data output end of the controller is connected with an input end of the serial communication circuit, and the serial communication circuit is connected with a data input end of the encryption module through a serial port. The data receiving circuit comprises an RS485 circuit, an RS232 circuit, a network interface circuit, a 4-20mA interface circuit, a 0-10V interface circuit and a wireless communication circuit. The data receiving circuit is provided with various interfaces, receives data which are acquired by a sensor of an external network or are transmitted through a network after being crawled by a network data crawling device, the data are transmitted to the encryption module through the serial port communication circuit after being converted by the interface access interface circuit through the controller, and the data transmission safety is guaranteed while different types of data can be collected.

The serial port communication circuit comprises one or two of an RS485 circuit and an RS232 circuit. The serial port communication circuit realizes data transmission and guarantees the safety of data.

The encryption module is a Nanrui encryption chip circuit.

The extranet information acquisition device comprises a sensor, a testing device and a PC.

The device also comprises a power supply module, wherein the power supply module is respectively connected with the information collecting device, the encryption module and the communication module and supplies power to the information collecting device, the encryption module and the communication module.

The utility model has the advantages that:

the device collects the data that outer net information acquisition device obtained through the information collection device together, then transmits the encryption module through the mode of serial ports, transmits the application end of intranet through the encryption module, and device simple structure adopts serial ports transmission to pass the inner net, carries out data agent through the encryption module, ensures data transmission's safety.

Drawings

Fig. 1 is a block diagram of an embodiment of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 1, a safe proxy device based on a south rui encryption chip includes an information gathering device, an encryption module and a communication module, the information gathering device is in communication connection with an external network information acquisition device, a data output end of the information gathering device is connected with a data input end of the encryption module through a serial port, a data output end of the encryption module is connected with a data input end of the communication module, and the communication module transmits data to an application end of an internal network. The device has a simple structure, adopts serial port transmission to pass through the internal and external networks, and carries out data proxy through the encryption module, thereby ensuring the safety of data transmission. In an embodiment of the present invention, the encryption module is a south rui encryption module, for example, NRSEC3000, the information gathering device gathers the data acquired by the external network information acquisition device, and then transmits the data to the south rui encryption chip circuit in a serial port manner, and transmits the data to the application terminal of the internal network through the south rui encryption chip circuit.

The information collecting device comprises a controller, a data receiving circuit and a serial communication circuit, the data receiving circuit is in communication connection with the extranet information acquisition device, a control end of the data receiving circuit is connected with a data receiving control signal end of the controller, a data output end of the controller is connected with an input end of the serial communication circuit, and the serial communication circuit is connected with a data input end of the encryption module through a serial port. The data receiving circuit comprises an RS485 circuit, an RS232 circuit, a network interface circuit, a 4-20mA interface circuit, a 0-10V interface circuit and a wireless communication circuit. The data receiving circuit is provided with various interfaces, receives data which are acquired by a sensor of an external network or are transmitted through a network after being crawled by a network data crawling device, the data are transmitted to the encryption module through the serial port communication circuit after being converted by the interface access interface circuit through the controller, and the data transmission safety is guaranteed while different types of data can be collected. The utility model discloses an in the embodiment controller can adopt ARM controller, FPGA or singlechip, and data receiving circuit can adopt general various circuits in the field, for example: a standard 4-20mA interface circuit, a 0-10V interface circuit, a MAX series RS485 circuit, a RS232 circuit and the like, and the wireless communication circuit can be a communication circuit based on various wireless communication protocols such as Bluetooth, lora, wifi and the like.

The extranet information acquisition device comprises a sensor, a testing device and a PC, wherein the sensor can transmit data through an RS485 circuit, an RS232 circuit, a 4-20mA interface circuit and a 0-10V interface circuit, the testing device can transmit data through the RS485 circuit and the RS232 circuit, and the PC can transmit data through a network interface circuit.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a based on south rui encryption chip security proxy device which characterized in that: the information collection device is in communication connection with the extranet information acquisition device, the data output end of the information collection device is connected with the data input end of the encryption module through a serial port, the data output end of the encryption module is connected with the data input end of the communication module, and the communication module transmits data to the application end of an intranet.

2. The Nanriy encryption chip-based security proxy apparatus according to claim 1, wherein: the information collecting device comprises a controller, a data receiving circuit and a serial communication circuit, the data receiving circuit is in communication connection with the extranet information acquisition device, a control end of the data receiving circuit is connected with a data receiving control signal end of the controller, a data output end of the controller is connected with an input end of the serial communication circuit, and the serial communication circuit is connected with a data input end of the encryption module through a serial port.

3. The Nanriy encryption chip-based security proxy apparatus according to claim 2, wherein: the data receiving circuit comprises an RS485 circuit, an RS232 circuit, a network interface circuit, a 4-20mA interface circuit, a 0-10V interface circuit and a wireless communication circuit.

4. The Nanriy encryption chip-based security proxy apparatus according to claim 2, wherein: the serial port communication circuit comprises one or two of an RS485 circuit and an RS232 circuit.

5. The south-rake-based encryption chip security agent apparatus according to any one of claims 1 to 4, wherein: the encryption module is a Nanrui encryption chip circuit.

6. The Nanriy encryption chip-based security proxy apparatus according to claim 1, wherein: the extranet information acquisition device comprises a sensor, a testing device and a PC.

7. The Nanriy encryption chip-based security proxy apparatus according to claim 1, wherein: the device also comprises a power supply module, wherein the power supply module is respectively connected with the information collecting device, the encryption module and the communication module and supplies power to the information collecting device, the encryption module and the communication module.