CN111818517B - Multi-channel secure communication module, communication system and method - Google Patents
Multi-channel secure communication module, communication system and method Download PDFInfo
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- CN111818517B CN111818517B CN202010548743.8A CN202010548743A CN111818517B CN 111818517 B CN111818517 B CN 111818517B CN 202010548743 A CN202010548743 A CN 202010548743A CN 111818517 B CN111818517 B CN 111818517B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The invention provides a multi-channel safety communication module, a communication system and a method, wherein the multi-channel safety communication module comprises a communication module, a safety chip and a physical interface for connecting with a host; a first channel and a second channel are arranged between the physical interface and the communication module, and the first channel and the second channel are mutually independent; the first channel is used for the host to perform first information interaction with the communication module through the physical interface; and the second channel is used for the host to perform second information interaction with the security chip through the physical interface and the proxy module in the communication module. When the wireless communication service with large data volume is oriented, the method and the device can be flexibly applied to various application scenes of the Internet of things, the safely processed service data is transmitted by a special channel, the safety of data transmission is ensured, and a large amount of different types of data have no influence on each other and have high reliability.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a multi-channel safety communication module, a communication system and a method.
Background
With the rapid development of the internet of things technology, the communication module is widely applied to the fields of vehicles, intelligent water meters, access control systems, industrial data acquisition systems, intelligent homes, intelligent household appliances and the like. In the current industry of the internet of things, as the networking is performed through the public internet, for a large-data-volume wireless communication service in an internet application scene, when data are transmitted wirelessly, the data communicated through the communication module are transmitted in a plaintext mode, and the communication content is easy to crack, forge and tamper; in addition, a single-channel mode is mostly adopted for processing a large amount of data of different types when information interaction is carried out between the host and the communication module, influence exists among the data, and reliability is low.
Therefore, how to ensure the safety of data transmission and flexibly apply the data transmission to various application scenes of the internet of things is a problem which needs to be solved urgently at present.
Disclosure of Invention
In order to solve the above problems, the present invention provides a multi-channel secure communication module, a communication system and a method, in which a communication module and a security chip are integrated into a whole to form a secure communication module, and a plurality of channels are provided to perform communication between a host and the secure communication module.
The invention provides a multi-channel safety communication module in a first aspect, which comprises a communication module, a safety chip and a physical interface for connecting with a host; an agent module is arranged in the communication module; the security chip is in communication connection with the communication module;
a first channel and a second channel are arranged between the physical interface and the communication module, and the first channel and the second channel are mutually independent;
the first channel is used for the host to perform first information interaction with the communication module through the physical interface;
and the second channel is used for the host to perform second information interaction with the security chip through the physical interface and the proxy module in the communication module.
Furthermore, a plurality of different channels are also established between the physical interface and the communication module and are used for transmitting information of different processing types; the communication module comprises one or more of 2G, 3G, 4G, 5G, IOT and LoRa modules.
The invention provides a secure communication system, which comprises the multi-channel secure communication module and a host, wherein the host is in communication connection with the multi-channel secure communication module through the physical interface; the host is internally provided with an encryption library for providing an API interface and carrying out information security processing of a service layer;
the host is used for selecting the first channel through the physical interface according to the type to be processed, directly sending first information to the communication module for processing and then generating first processing information; receiving first processing information returned by the first channel;
and/or calling an interface of an encryption library to package second information, and sending the packaged second information to a proxy module in the communication module for analysis processing by adopting the second channel through the physical interface; receiving second processing information returned through the second channel; the second processing information is generated after the security chip performs security processing on the analyzed second information.
Further, an agent program is arranged in the agent module and is used for acting on a basic interface for information security processing of the security chip; the host is internally provided with an encryption library for providing an API interface and carrying out information security processing of a service layer; the encryption library adopts a file lock mode to avoid a plurality of processes in the host from calling the interface.
Further, the first information is information for authenticating and accessing the network by the communication module, and the second information is information for requiring the security chip to perform security processing.
Further, the host is further configured to establish a plurality of different channels with the communication module through the physical interface, and configured to transmit information of different processing types; the communication module at least comprises 2G, 3G, 4G, 5G, IOT and LoRa modules.
Further, the secure communication system further comprises: the cloud platform comprises a cloud platform and at least one terminal device, wherein the terminal device is in communication connection with the host through the cloud platform.
The third aspect of the present invention further provides a communication method, where the communication method includes the following steps:
according to the host in the safety communication system, the first channel of the multi-channel communication module is selected to perform first information interaction with the communication module according to the type to be processed, and/or the second channel of the multi-channel communication module is selected to perform second information interaction with the safety chip through the proxy module in the communication module.
Further, when the type to be processed is the communication module authentication network access type, the host directly sends the information of the communication module authentication network access to the communication module by adopting the first channel to process and then generates first processing information; and the communication module directly returns the first processing information to the host through the physical interface by adopting a first channel.
Further, when the type to be processed is a safety processing type, the host calls an interface of an encryption library to package the sensitive information, and then the packaged sensitive information is sent to an agent module in the communication module for analysis processing through the physical interface by adopting the second channel; the communication module sends the analyzed and processed sensitive information to a security chip for security processing and then generates second processing information;
the security chip returns the second processing information to the proxy module in the communication module for encapsulation processing, the communication module returns the encapsulated second processing information to the host through the physical interface by adopting the second channel, and the host calls the interface of the encryption library to perform analysis processing on the second processing information.
Furthermore, a plurality of different channels are also established between the physical interface of the multi-channel safety communication module and the communication module, and the host selects different channels according to different processing types and transmits the message to be processed to the communication module.
The invention has prominent substantive characteristics and remarkable progress, in particular to the following steps: according to the invention, the communication module and the safety chip are integrated to form the safety communication module, and a plurality of channels are provided for communication between the host and the safety communication module, so that the safety communication module is not only flexibly applied to various application scenes of the internet of things when the safety communication module is oriented to a large-data-volume wireless communication service, but also the safety of data transmission is ensured by transmitting the safely-processed service data through a special channel, and the safety communication module has no influence on a large amount of different types of data, and has high reliability.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic block diagram of a communication system based on a secure communication module according to the present invention;
FIG. 2 is another schematic block diagram of a secure communications module based communications system of the present invention;
fig. 3 shows a flow chart of a communication method based on a secure communication module according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
The invention provides a multi-channel safety communication module in a first aspect, which comprises a communication module, a safety chip and a physical interface for connecting with a host; an agent module is arranged in the communication module; the security chip is in communication connection with the communication module;
a first channel and a second channel are arranged between the physical interface and the communication module, and the first channel and the second channel are mutually independent; the first channel is used for the host to perform first information interaction with the communication module through the physical interface; and the second channel is used for the host to perform second information interaction with the security chip through the physical interface and the proxy module in the communication module.
It should be noted that the first channel and the second channel are physical communication channels between different physical interfaces and communication modules, and there is no mutual influence. The invention not only improves the safety of wireless communication, but also considers the efficiency.
Furthermore, a plurality of different channels are also established between the physical interface and the communication module and are used for transmitting information of different processing types; it should be noted that the physical interface may be at least one of UART, USB, SPI, I2C, PCIE, and SD interfaces, different channels correspond to different physical interfaces, and the channels corresponding to different physical interfaces are independent from each other, so that the multi-channel secure communication module can process data of multiple different processing types at the same time, and the work efficiency of the multi-channel secure communication module is improved.
It should be noted that the communication module includes one or more of 2G, 3G, 4G, 5G, IOT and LoRa modules. One communication module can be provided with a plurality of different channels so as to improve the confidentiality of wireless communication data and avoid data congestion; the communication module can comprise a plurality of communication modules of the same type or different types, each communication module can be provided with a plurality of different channels, and the application range of the multi-channel safety communication module is expanded while the efficiency is considered.
Example 2
As shown in fig. 1, a second aspect of the present invention provides a secure communication system based on a secure communication module.
The safety communication system comprises the multi-channel safety communication module and a host; the host is in communication connection with the multi-channel communication module through the physical interface;
the host is used for selecting the first channel through the physical interface according to the type to be processed, directly sending first information to the communication module for processing and then generating first processing information; receiving first processing information returned by the first channel;
and/or calling an interface of an encryption library to package second information, and sending the packaged second information to a proxy module in the communication module for analysis processing by adopting the second channel through the physical interface; receiving second processing information returned through the second channel; the second processing information is information generated after the security chip performs security processing on the analyzed second information
The safety communication module comprises a communication module, a safety chip and a physical interface for connecting with a host, wherein an agent module is arranged in the communication module; the security chip is in communication connection with the communication module. The host is used for establishing a first channel and a second channel with the communication module through the physical interface respectively; the first channel and the second channel are independent of each other.
Specifically, the host is configured to perform first information interaction with the communication module through the physical interface by using the first channel; and the communication module is also used for performing second information interaction with the security chip through the agent module in the communication module by adopting the second channel through the physical interface.
Further, the first information is information for authenticating and accessing the network by the communication module, and the second information is information for requiring the security chip to perform security processing. The security chip supports SM1, SM2, SM3 and SM4 national commercial cryptographic algorithms, and supports 3DES, RSA and SHA-1 international cryptographic algorithms; the security processing comprises encryption and decryption processing, signature verification processing, key processing and authentication processing.
Specifically, the agent module is provided with an agent program for acting on a basic interface for information security processing of the security chip; the host is internally provided with an encryption library for providing an API interface and carrying out information security processing of a service layer; the encryption library adopts a file lock mode to avoid a plurality of processes in the host from calling the interface.
It can be understood that the host establishes a special channel with the proxy module of the secure communication module by calling the interface of the encryption library, thereby realizing information interaction of secure processing between the host and the secure chip through the communication module; the host can check and know in the terminal equipment through a plurality of different channels established between the physical interface and the communication module.
Specifically, the host is further configured to establish a plurality of different channels with the communication module through the physical interface, and configured to transmit information of different processing types; the communication module at least comprises 2G, 3G, 4G, 5G, IOT and LoRa modules.
As shown in fig. 2, specifically, the communication system further includes a cloud platform and at least one terminal device, where the terminal device is in communication connection with the host through the cloud platform; and the host uploads the data processed by the multi-channel communication module to the cloud platform, and the terminal equipment acquires the data uploaded by the host through the cloud platform and performs related processing.
In a specific embodiment, the terminal device is connected with the host through the cloud platform, can communicate with the multi-channel secure communication module through the host, and realizes secure processing of information through the proxy module and the secure chip in the communication module; a plurality of terminal devices can be connected to the cloud platform, and a terminal device user can perform identity authentication and information security processing in a mode of externally connecting a USBKey; wherein, the USBKey is internally provided with a security chip.
It should be noted that a plurality of different channels are also established between the physical interface of the multi-channel secure communication module and the communication module, and the host selects different channels according to different processing types and transmits the message to be processed to the communication module. For a large amount of data of different types, different processing types adopt different channels to process, no influence exists between the different processing types, and the reliability is high, so that data congestion is avoided, and the response time of the multi-channel safety communication module is shortened.
Further, the host may send different control instructions to control the enabling or closing of each channel; and then the corresponding data processing functions of different channels are controlled, so that the power consumption of the multi-channel safety communication module is reduced.
In other embodiments, the host further detects the utilization rates of different channels, and dynamically configures the processing types corresponding to the channels according to the utilization rates of the channels, so as to further shorten the response time of the multi-channel secure communication module.
Example 3
As shown in fig. 3, the third aspect of the present invention further provides a communication method based on a secure communication module, where the communication method specifically includes:
according to the host in the safety communication system, the first channel of the multi-channel communication module is selected to perform first information interaction with the communication module according to the type to be processed, and/or the second channel of the multi-channel communication module is selected to perform second information interaction with the safety chip through the proxy module in the communication module.
It can be understood that the host establishes a first channel and a second channel with the communication module through the physical interface respectively; the first channel and the second channel are independent of each other; the host machine carries out first information interaction with the communication module through the physical interface by adopting the first channel; the host machine adopts the second channel through the physical interface and carries out second information interaction with the security chip through an agent module in the communication module;
the multi-channel safety communication module comprises the communication module, the safety chip and the physical interface; the agent module is internally provided with an agent program for acting the basic interface for information security processing of the security chip; the host is internally provided with an encryption library, provides an API (application programming interface) interface and carries out information security processing of a service layer; the encryption library adopts a file lock mode to avoid a plurality of processes in the host from calling the interface. It can be understood that the communication module sends the analyzed and processed sensitive information to the security chip for security processing according to the basic interface of the agent for security processing of the information by the security chip.
Specifically, when the type to be processed is the authentication network access type of the communication module, the host directly sends the information of the authentication network access of the communication module to the communication module by using the first channel to process the information and generate first processing information; and the communication module directly returns the first processing information to the host through the physical interface by adopting a first channel.
Specifically, when the type to be processed is the security processing type, the host calls an interface of an encryption library to package the sensitive information, and then the packaged sensitive information is sent to an agent module in the communication module by the physical interface through the second channel to be analyzed and processed; the communication module sends the analyzed and processed sensitive information to a security chip for security processing and then generates second processing information;
the security chip returns the second processing information to the proxy module in the communication module for encapsulation processing, the communication module returns the encapsulated second processing information to the host through the physical interface by adopting the second channel, and the host calls the interface of the encryption library to perform analysis processing on the second processing information.
Specifically, the security chip supports SM1, SM2, SM3 and SM4 national commercial cryptographic algorithms, and supports 3DES, RSA and SHA-1 international cryptographic algorithms; the security processing comprises encryption and decryption processing, signature verification processing, key processing and authentication processing.
Specifically, a plurality of different channels are further established between the physical interface of the multi-channel secure communication module and the communication module, and the host selects different channels according to different processing types and transmits the message to be processed to the communication module.
It should be noted that, besides the first channel and the second channel, the multi-channel secure communication module is further provided with at least one channel, and the processing type information that can be transmitted by each channel is configured in advance. When the type to be processed is the communication module authentication network access type, the host selects a first channel for data transmission; when the type to be processed is the safety processing type, the host selects a second channel to perform data transmission; and when the type to be processed is other processing types except the authentication network access type and the safety processing type of the communication module, the host selects other channels for data transmission.
It is understood that the communication module includes one or more of 2G, 3G, 4G, 5G, IOT and LoRa modules so as to satisfy different wireless communication protocols.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A multi-channel safety communication module is characterized by comprising a communication module, a safety chip and a physical interface for connecting with a host; an agent module is arranged in the communication module; the security chip is in communication connection with the communication module;
a first channel and a second channel are arranged between the physical interface and the communication module, and the first channel and the second channel are mutually independent;
the first channel is used for the host to perform first information interaction with the communication module through the physical interface;
and the second channel is used for the host to perform second information interaction with the security chip through the physical interface and the proxy module in the communication module.
2. The multi-channel secure communication module of claim 1, wherein a plurality of different channels are further established between the physical interface and the communication module for transmitting information of different processing types; the communication module comprises one or more of 2G, 3G, 4G, 5G, IOT and LoRa modules.
3. A secure communication system comprising the multi-channel secure communication module of claim 1 or 2, and a host communicatively coupled to the multi-channel secure communication module via the physical interface; the host is internally provided with an encryption library for providing an API interface and carrying out information security processing of a service layer;
the host is used for selecting the first channel through the physical interface according to the type to be processed, directly sending first information to the communication module for processing and then generating first processing information; receiving first processing information returned by the first channel;
and/or calling an interface of an encryption library to package second information, and sending the packaged second information to a proxy module in the communication module for analysis processing by adopting the second channel through the physical interface; receiving second processing information returned through the second channel; the second processing information is generated after the security chip performs security processing on the analyzed second information.
4. The secure communication system according to claim 3, wherein the first information is information for the communication module to perform authentication and network access, and the second information is information that needs a secure chip to perform secure processing.
5. The secure communication system of claim 4, wherein the secure chip supports SM1, SM2, SM3, and SM4 national commercial cryptographic algorithms, while supporting 3DES, RSA, SHA-1 international cryptographic algorithms; the security processing comprises encryption and decryption processing, signature verification processing, key processing and authentication processing.
6. The secure communication system according to claim 3, further comprising a cloud platform and at least one terminal device, wherein the terminal device is communicatively connected to the host through the cloud platform.
7. A communication method, characterized in that the communication method comprises the steps of:
the host computer in the secure communication system of any one of claims 3 to 6, wherein a first channel of the multi-channel communication module is selected to perform a first information interaction with a communication module according to the type to be processed, and/or a second channel of the multi-channel communication module is selected to perform a second information interaction with the secure chip via a proxy module in the communication module.
8. The communication method according to claim 7, wherein when the type to be processed is a communication module authentication access type, the host directly sends information of authentication access of the communication module to the communication module by using the first channel to generate first processing information after processing; and the communication module directly returns the first processing information to the host through the physical interface by adopting a first channel.
9. The communication method according to claim 7, wherein when the type to be processed is a security processing type, the host calls an interface of an encryption library to package sensitive information, and then sends the packaged sensitive information to the proxy module in the communication module by using the second channel through the physical interface to perform analysis processing; the communication module sends the analyzed and processed sensitive information to a security chip for security processing and then generates second processing information;
the security chip returns the second processing information to the proxy module in the communication module for encapsulation processing, the communication module returns the encapsulated second processing information to the host through the physical interface by adopting the second channel, and the host calls the interface of the encryption library to perform analysis processing on the second processing information.
10. The communication method according to claim 7, wherein a plurality of different channels are further established between the physical interface of the multi-channel secure communication module and the communication module, and the host selects different channels according to different processing types to transmit the message to be processed to the communication module.
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| CN113489590A (en) * | 2021-07-20 | 2021-10-08 | 山东方寸微电子科技有限公司 | 4G industrial control module with encryption and decryption functions and data transmission equipment |
| CN116302490A (en) * | 2023-02-02 | 2023-06-23 | 广州万协通信息技术有限公司 | Multi-channel security chip scheduling method and security chip device |
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