Information security protection system based on Internet of Things

Abstract

The invention relates to the technical field of information security, in particular to an information security protection system based on the Internet of Things, which comprises an information acquisition module used for periodically acquiring transmission information and environment information of electronic equipment; the transmission analysis module is used for analyzing the wireless transmission parameters and the serial port transmission parameters; the environment analysis module is used for analyzing the resource calling parameters and the operation stability; the verification analysis module is used for analyzing data integrity; the security analysis module is used for analyzing the transmission security parameter and analyzing the transmission security level according to the transmission security parameter; the analysis and storage module is used for storing the transmission safety parameters and analyzing the safety correction parameters; the security correction module is used for correcting the analysis process of the transmission security parameter during the next data transmission; and the level output module is used for outputting the transmission security level. According to the invention, accurate analysis of information transmission security is realized.

Description

Technical Field

[0001] The present invention relates to the field of information security technology, and in particular to an information security protection system based on the Internet of Things. Background Art

[0002] With the popularity of the Internet of Things and smart devices, the amount of data transmission has increased dramatically, but the security risks that come with it are also becoming increasingly prominent. In order to ensure the confidentiality, integrity and credibility of data transmission, the use of advanced encryption technology and security protocols has become the key.

[0003] Chinese Patent Publication No.: CN115865540A discloses a method and device for secure information transmission, including: the sending end obtains a determined first channel and a second channel by converting the corresponding channel code, then extracts and disassembles the target request data set to be transmitted according to the set rules, symmetrically encrypts most of the information remaining after extraction, and transmits it to the receiving end through the first channel, combines the extracted small part of the information with the symmetric key, and then uses the asymmetric public key provided by the receiving end to asymmetrically encrypt, and then transmits it to the receiving end through the second channel, and the receiving end uses its own private key to asymmetrically decrypt, obtains a small part of the extracted information and the symmetric key, and then uses the symmetric key to perform symmetric decryption to obtain most of the remaining information, and then combines the two to obtain the desired target request data set. This invention realizes the analysis of data encryption and decryption in information transmission, but does not realize the comprehensive analysis of data transmission security of equipment operation data and environmental data during data transmission, and there are problems of low efficiency in analyzing transmission data during information transmission and inaccurate analysis of transmission security. Summary of the invention

[0004] The object of the present invention is to provide an information security protection system based on the Internet of Things to solve at least one of the problems existing in the prior art.

[0005] To achieve the above object, the present invention adopts the following technical solutions:

[0006] An information security protection system based on the Internet of Things, comprising:

[0007] An information acquisition module, used to periodically acquire transmission information and environmental information of the electronic device during data transmission;

[0008] A transmission analysis module is used to analyze wireless transmission parameters and serial port transmission parameters according to transmission information and environmental information;

[0009] Environmental analysis module, used to analyze operating power parameters, voltage fluctuation parameters and resource call parameters according to environmental information, and to analyze operating stability;

[0010] A verification and analysis module is used to verify the transmitted data after the data transmission is completed to obtain the data integrity;

[0011] The security analysis module is used to analyze the transmission security parameters according to the wireless transmission parameters, serial port transmission parameters, resource call parameters and operation stability, and to analyze the transmission security level according to the transmission security parameters;

[0012] An analysis and storage module is used to store the transmission security parameters and analyze the security correction parameters based on the stored transmission security parameters and data integrity;

[0013] A security correction module, used to correct the analysis process of the transmission security parameters during the next data transmission according to the security correction parameters;

[0014] Level output module, used to output transmission security level.

[0015] Furthermore, the transmission analysis module is provided with a wireless analysis unit, which is used to calculate the wireless transmission parameters according to the transmission rate, window size and bandwidth size through a wireless analysis formula, and the wireless analysis unit is provided with a wireless analysis formula as follows:

[0016]

[0017] Where A(i) represents the wireless transmission parameter, V(i) represents the transmission rate, v(i) represents the window size, when the transmission protocol information is the UDP protocol, the window size v(i) = V(i), i represents the preset analysis cycle number, i∈N + , T represents the duration of the preset analysis period, and Z represents the bandwidth size.

[0018] Furthermore, the transmission analysis module is further provided with a serial port analysis unit, which is used to calculate the serial port transmission parameters according to the transmission rate and the file size through a serial port analysis formula. The serial port analysis unit is provided with a serial port analysis formula as follows:

[0019] B(i)=V(i)×i×T / M;

[0020] Among them, B(i) represents the serial port transmission parameters, and M represents the file size.

[0021] Furthermore, the environmental analysis module is provided with a stability analysis unit, which is used to analyze the operating power parameter according to the operating voltage, the operating current and the rated power, and set the operating power parameter to D(i), and set D(i)=U(i)×I(i) / P;

[0022] The environmental analysis module is further provided with a fluctuation analysis unit, which is used to calculate the voltage fluctuation parameter according to the working voltage through a fluctuation analysis formula. The fluctuation analysis unit is provided with a fluctuation analysis formula as follows:

[0023]

[0024] Among them, S represents the voltage fluctuation parameter, u(i) represents the voltage mean, and i max Indicates the maximum value of the analysis cycle number;

[0025] The environmental analysis module is also provided with a stability analysis unit, which is used to calculate the operating stability according to the operating power parameter and the voltage fluctuation parameter through a stability analysis formula. The stability analysis unit is provided with a stability analysis formula as follows:

[0026]

[0027] Among them, H(i) represents the operating stability.

[0028] Furthermore, the environmental analysis module is also provided with a call analysis unit, which is used to analyze the resource call parameters according to the CPU temperature, bandwidth occupancy and system occupancy, set the resource call parameters to W(i), and set W(i) = [ω(i) + η(i)] × l nT1(i), wherein W(i) represents the resource call parameters and T1(i) represents the CPU temperature.

[0029] Furthermore, the security analysis module is provided with a security analysis unit to analyze the transmission security parameters according to the wireless transmission parameters, the serial port transmission parameters and the resource call parameters, and the calculation method of the transmission security parameters is set as follows:

[0030] When the transmission mode is wireless transmission, the calculation method of setting the transmission security parameter is: F(i) = A(i) × R(i);

[0031] When the transmission mode is serial communication, the calculation method for setting the transmission security parameter is: F(i) = e B(i)-1 ×R(i);

[0032] Among them, F(i) represents the transmission security parameter, R(i) represents the resource level parameter, and the setting

[0033]

[0034] Furthermore, the safety analysis module is also provided with a safety adjustment unit, which is used to adjust the analysis process of the transmission safety parameters according to the operation stability parameters, wherein:

[0035] When H(i)≤h, the security adjustment unit determines that the operation stability parameter meets the threshold value and does not adjust the analysis process of the transmission security parameter;

[0036] When H(i)>h, the security adjustment unit determines that the operation stability parameter does not meet the threshold value, and adjusts the analysis process of the transmission security parameter. The adjusted transmission security parameter is F1(i);

[0037] Where h represents the stable comparison threshold;

[0038] The safety analysis module is also provided with a safety optimization unit, which is used to optimize the adjustment process of the transmission safety parameters according to the ambient temperature, wherein:

[0039] When T2(i)≤t, the security optimization unit determines that the ambient temperature meets the threshold value and does not optimize the adjustment process of the transmission security parameter;

[0040] When T2(i)>t, the security optimization unit determines that the ambient temperature does not meet the threshold value, optimizes the adjustment process of the transmission security parameter, and the optimized transmission security parameter is F2(i);

[0041] Wherein, T2(i) represents the ambient temperature, and t represents the temperature threshold.

[0042] Furthermore, the security analysis module is further provided with a level analysis unit, which is used to analyze the transmission security level according to the transmission security parameters, wherein:

[0043] When F(i)<f1, the level analysis unit determines that the transmission security level is level one;

[0044] When f1≤F(i)<f2, the level analysis unit determines that the transmission security level is level 2;

[0045] When F(i)≥f2, the level analysis unit determines that the transmission security level is level three;

[0046] Wherein, f1 represents the first level threshold, and f2 represents the second level threshold.

[0047] Furthermore, the analysis and storage module calculates the security correction parameter through a storage analysis formula according to the stored transmission security parameter and data integrity, and the analysis and storage module is provided with a storage analysis formula as follows:

[0048]

[0049] Where Y represents the security correction parameter, C(j) represents the transmission security mean, j represents the transmission number, and j represents the transmission number. maxIt represents the maximum value of the transmission times number, F(j,i) represents the stored transmission security parameter, and G(j) represents the data integrity.

[0050] Furthermore, the security correction module corrects the analysis process of the transmission security parameter during the next data transmission according to the security correction parameter, wherein:

[0051] When Y≥y, the security correction module determines that the security correction parameter meets the threshold value and does not correct the analysis process of the transmission security parameter;

[0052] When Y<y, the security correction module determines that the security correction parameter does not meet the threshold, and corrects the analysis process of the transmission security parameter. The corrected transmission security parameter is F'(i), and F'(i)=F(i)×e (Y-1) / 2 ;

[0053] Where y represents the correction comparison threshold.

[0054] The beneficial effects of the present invention are as follows:

[0055] The information acquisition module periodically acquires the transmission information and environmental information when the electronic device is transmitting data, and other modules analyze the acquired data to achieve a comprehensive analysis of the transmission data and the environmental data during transmission, thereby analyzing the transmission security parameters when the electronic device is transmitting data, achieving a level classification of transmission security, and thereby improving the system's analysis efficiency of transmission data during information transmission and improving transmission security. BRIEF DESCRIPTION OF THE DRAWINGS

[0056] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0057] Figure 1 This is a schematic diagram of the structure of the information security protection system based on the Internet of Things in this embodiment.

[0058] Figure 2 Schematic diagram of the structure of the transmission analysis module of this embodiment.

[0059] Figure 3 Schematic diagram of the structure of the environmental analysis module of this embodiment.

[0060] Figure 4 Schematic diagram of the structure of the security analysis module of this embodiment. DETAILED DESCRIPTION

[0061] In order to more clearly illustrate the present invention, the present invention is further described below in conjunction with preferred embodiments and accompanying drawings. Similar components in the accompanying drawings are represented by the same reference numerals. It should be understood by those skilled in the art that the content specifically described below is illustrative rather than restrictive, and should not be used to limit the scope of protection of the present invention.

[0062] It should be noted that, although the terms first, second, third, etc. may be used to describe in the embodiments of the present application, these descriptions should not be limited to these terms. These terms are only used to distinguish the descriptions. For example, without departing from the scope of the embodiments of the present application, the first may also be referred to as the second, and similarly, the second may also be referred to as the first.

[0063] See also Figure 1 As shown, this is an information security protection system based on the Internet of Things in this embodiment, including:

[0064] The information acquisition module is used to periodically acquire the transmission information and environmental information of the electronic device when performing data transmission. The transmission information includes the transmission mode, transmission rate, file size and message information. The transmission mode includes wireless transmission and serial port communication. The message information includes transmission protocol information and window size. The transmission protocol information includes TCP protocol and UDP protocol. The window size is the window size in the header file when the protocol information is TCP protocol. The window size is the transmission file rate agreed by the transmission end and the receiving end when performing data transmission. It is used to limit the file transmission rate. The environmental information includes operation information and ambient temperature. The operation information includes operation voltage, operation current, bandwidth size, bandwidth occupancy, system occupancy, CPU temperature and rated power, the unit of the operating voltage is V, the unit of the operating current is A, the unit of the bandwidth size and the transmission rate is Mb / s, the unit of the CPU temperature and the ambient temperature is °C, the bandwidth occupancy rate is the ratio of the current total transmission rate of the device to the maximum transmission rate, the system occupancy rate is the utilization rate of the device CPU, the frequency of obtaining the transmission information and the environmental information in this embodiment is once per preset analysis period, the preset analysis period in this embodiment is set to 1 second, the setting of the preset analysis period is not specifically limited in this embodiment, and the technicians in this field can freely set it, such as it can also be set to 0.5 seconds and 2 seconds, etc., the transmission information and the environmental information are obtained by importing and obtaining through the device operation data management platform;

[0065] A transmission analysis module, used for analyzing wireless transmission parameters and serial port transmission parameters according to transmission information and environmental information, the transmission analysis module is connected to the information acquisition module;

[0066] An environmental analysis module, used to analyze operating power parameters, voltage fluctuation parameters and resource call parameters according to environmental information, and to analyze operating stability, the environmental analysis module being connected to the information acquisition module;

[0067] A verification and analysis module, used to verify the transmitted data after the data transmission is completed to obtain data integrity, the verification and analysis module is connected to the transmission analysis module;

[0068] A security analysis module, used to analyze the transmission security parameters according to the wireless transmission parameters, the serial port transmission parameters, the resource call parameters and the operation stability, and to analyze the transmission security level according to the transmission security parameters, the security analysis module is connected with the environment analysis module and the verification analysis module;

[0069] An analysis and storage module, used to store the transmission security parameters and analyze the security correction parameters according to the stored transmission security parameters and data integrity, the analysis and storage module being connected to the security analysis module;

[0070] A security correction module, used to correct the analysis process of the transmission security parameter when the data is transmitted next time according to the security correction parameter, and the security correction module is connected to the analysis storage module;

[0071] The level output module is used to output the transmission security level, and the level output module is connected to the security correction module.

[0072] See also Figure 2 As shown, the transmission analysis module includes:

[0073] A wireless analysis unit, used for analyzing wireless transmission parameters according to transmission information and environment information when the transmission mode is wireless transmission;

[0074] A wireless adjustment unit, used to adjust the analysis process of the wireless transmission parameters according to the bandwidth occupancy rate, the wireless adjustment unit is connected to the wireless analysis unit;

[0075] A wireless optimization unit, used for optimizing the adjustment process of wireless transmission parameters according to the system occupancy rate, the wireless optimization unit being connected to the wireless adjustment unit;

[0076] A serial port analysis unit, used for analyzing serial port transmission parameters according to transmission information and environment information when the transmission mode is serial port communication;

[0077] The serial port adjustment unit is used to adjust the analysis process of the serial port transmission parameters according to the system occupancy rate. The serial port adjustment unit is connected with the serial port analysis unit and the wireless optimization unit.

[0078] Specifically, the wireless analysis unit in this embodiment calculates the wireless transmission parameters according to the transmission rate, window size and bandwidth size through a wireless analysis formula. The wireless analysis unit is provided with a wireless analysis formula as follows:

[0079]

[0080] Where A(i) represents the wireless transmission parameter, V(i) represents the transmission rate, v(i) represents the window size, when the transmission protocol information is the UDP protocol, the window size v(i) = V(i), i represents the preset analysis cycle number, i∈N + , T represents the duration of the preset analysis period, and Z represents the bandwidth size.

[0081] Specifically, in this embodiment, the wireless analysis unit analyzes the transmission rate, window size and bandwidth size to analyze the wireless transmission parameters, and uses the wireless transmission parameters to represent the characteristic relationship between the transmission rate of the user during wireless transmission and the bandwidth size of the system transmission, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0082] Specifically, the wireless adjustment unit in this embodiment adjusts the analysis process of the wireless transmission parameters according to the transmission rate, bandwidth size and bandwidth occupancy rate, wherein:

[0083] When V(i) / (Z×ω(i))≤α1, the wireless adjustment unit determines that the transmission rate, bandwidth size and bandwidth occupancy rate meet the threshold value, and does not adjust the analysis process of the wireless transmission parameters;

[0084] When V(i) / (Z×ω(i))>α1, the wireless adjustment unit determines that the transmission rate, bandwidth size and bandwidth occupancy rate do not meet the threshold value, and adjusts the analysis process of the wireless transmission parameters. The adjusted wireless transmission parameters are A1(i), and A1(i)=A(i)×ω(i);

[0085] Wherein, ω(i) represents bandwidth occupancy, α1 represents the first transmission comparison threshold, and 0.7≤α≤0.9. It can be understood that the value of the first transmission comparison threshold is not specifically limited in this embodiment, and can be freely set by those skilled in the art, as long as the adjustment of the infinite transmission parameters is satisfied. The optimal value of the first transmission comparison threshold is: α1=0.8.

[0086] Specifically, in this embodiment, the wireless adjustment unit analyzes the bandwidth occupancy rate to adjust the analysis process of the wireless transmission parameters, so that the adjusted wireless transmission parameters are related to the bandwidth occupancy rate of the device when performing wireless transmission. When the current transmission rate accounts for a large proportion, the wireless transmission parameters are adjusted, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0087] Specifically, the wireless optimization unit in this embodiment optimizes the adjustment process of the wireless transmission parameters according to the system occupancy rate, wherein:

[0088] When η(i)≤α2, the wireless optimization unit determines that the system occupancy rate meets the threshold value and does not optimize the adjustment process of the wireless transmission parameters;

[0089] When η(i)>α2, the wireless optimization unit determines that the system occupancy rate does not meet the threshold, optimizes the adjustment process of the wireless transmission parameters, and the optimized wireless transmission parameters are A2(i), setting A2(i)=A1(i)×e η(i)-1 ;

[0090] Wherein, η(i) represents the system occupancy rate, α2 represents the second transmission comparison threshold, and 0.8≤α2<1. It can be understood that the value of the second transmission comparison threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as the optimization of the wireless transmission parameter adjustment process is satisfied. The optimal value of the second transmission comparison threshold is: α2=0.9.

[0091] Specifically, in this embodiment, the wireless optimization unit analyzes the system occupancy rate to optimize the adjustment process of the wireless transmission parameters, so that the optimized wireless transmission parameters are related to the operating load of the electronic device. When the system occupancy rate is large, the wireless transmission parameters are optimized, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0092] Specifically, the serial port analysis unit in this embodiment calculates the serial port transmission parameters according to the transmission rate and the file size through a serial port analysis formula. The serial port analysis unit is provided with a serial port analysis formula as follows:

[0093] B(i)=V(i)×i×T / M;

[0094] Among them, B(i) represents the serial port transmission parameters, and M represents the file size.

[0095] Specifically, in this embodiment, the serial port analysis unit analyzes the transmission rate and file size to analyze the serial port transmission parameters, and the serial port transmission parameters are used to represent the proportional relationship between the transmission rate and the transmission amount when the user is performing serial port communication, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0096] Specifically, the serial port adjustment unit in this embodiment adjusts the analysis process of the serial port transmission parameters according to the system occupancy rate, wherein:

[0097] When η(i)≤α2, the serial port adjustment unit determines that the system occupancy rate meets the threshold value and does not adjust the analysis process of the serial port transmission parameters;

[0098] When η(i)>α2, the serial port adjustment unit determines that the system occupancy rate does not meet the threshold value, and adjusts the analysis process of the serial port transmission parameter. The adjusted serial port transmission parameter is B1(i), and B1(i)=B(i)×e η(i)-1 .

[0099] Specifically, in this embodiment, the serial port adjustment unit analyzes the system occupancy rate to adjust the analysis process of the serial port transmission parameters, so that the adjusted serial port transmission parameters are related to the system operation load, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0100] See also Figure 3 As shown, the environmental analysis module includes:

[0101] A power analysis unit for analyzing operating power parameters according to operating voltage, operating current and rated power;

[0102] A fluctuation analysis unit, used to analyze voltage fluctuation parameters according to the operating voltage;

[0103] A stability analysis unit, used for analyzing the operation stability according to the operation power parameter and the voltage fluctuation parameter, the stability analysis unit being connected to the power analysis unit and the fluctuation analysis unit;

[0104] The calling analysis unit is used to analyze resource calling parameters according to CPU temperature, bandwidth occupancy rate and system occupancy rate, and the calling analysis unit is connected to the stability analysis unit.

[0105] Specifically, the stability analysis unit described in this embodiment analyzes the operating power parameters according to the operating voltage, operating current and rated power, sets the operating power parameter to D(i), and sets D(i)=U(i)×I(i) / P, wherein D(i) represents the operating power parameter, U(i) represents the operating voltage, I(i) represents the operating current, and P represents the rated power.

[0106] Specifically, the fluctuation analysis unit in this embodiment calculates the voltage fluctuation parameter according to the working voltage through the fluctuation analysis formula. The fluctuation analysis unit is provided with the following fluctuation analysis formula:

[0107]

[0108] Among them, S represents the voltage fluctuation parameter, u(i) represents the voltage mean, and i max Indicates the maximum value of the analysis cycle number.

[0109] Specifically, in this embodiment, the fluctuation analysis unit analyzes the operating voltage to analyze the voltage fluctuation parameters, and the voltage fluctuation parameters are used to represent the voltage fluctuation of the electronic device during operation, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0110] Specifically, the stability analysis unit in this embodiment calculates the operating stability according to the operating power parameter and the voltage fluctuation parameter through a stability analysis formula. The stability analysis unit is provided with a stability analysis formula as follows:

[0111]

[0112] Among them, H(i) represents the operating stability.

[0113] Specifically, in this embodiment, the stability analysis unit analyzes the operating power parameters and voltage fluctuation parameters to analyze the operating stability, and the operating stability is used to represent the proportional relationship between the operating data of the electronic device and the rated power, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0114] Specifically, the call analysis unit described in this embodiment analyzes the resource call parameters according to the CPU temperature, bandwidth occupancy and system occupancy, sets the resource call parameters to W(i), and sets W(i)=[ω(i)+η(i)]×l nT1(i), wherein W(i) represents the resource call parameters and T1(i) represents the CPU temperature.

[0115] Specifically, in this embodiment, the call analysis unit analyzes the CPU temperature, bandwidth occupancy and system occupancy to analyze the resource call parameters, and uses the resource call parameters to represent the order of magnitude relationship between the system load and the CPU temperature, thereby ensuring that the data analysis is at the same order of magnitude, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0116] Specifically, the verification and analysis module described in this embodiment uses MD5 to perform file integrity verification on the transmission data after the data transmission is completed, and the file integrity after the file integrity verification is completed is used as the data integrity. It can be understood that the verification method of the transmission data is not specifically limited in this embodiment, and those skilled in the art can freely set it, such as SHA-1 and SHA-256 methods can also be set to verify the integrity of the transmission data. The method of transmission file verification is related to the encryption method of the transmission file.

[0117] See also Figure 4 As shown, the security analysis module includes:

[0118] A security analysis unit, used to analyze transmission security parameters according to wireless transmission parameters, serial port transmission parameters and resource call parameters;

[0119] A security adjustment unit, used to adjust the analysis process of the transmission security parameter according to the operation stability parameter, the security adjustment unit being connected to the security analysis unit;

[0120] A safety optimization unit, used for optimizing the adjustment process of the transmission safety parameter according to the ambient temperature, the safety optimization unit being connected to the safety adjustment unit;

[0121] The level analysis unit is used to analyze the transmission security level according to the transmission security parameters, and the level analysis unit is connected to the security optimization unit.

[0122] Specifically, the security analysis unit in this embodiment analyzes the transmission security parameters according to the wireless transmission parameters, the serial port transmission parameters and the resource call parameters, and sets the calculation method of the transmission security parameters as follows:

[0123] When the transmission mode is wireless transmission, the calculation method of setting the transmission security parameter is: F(i) = A(i) × R(i);

[0124] When the transmission mode is serial communication, the calculation method for setting the transmission security parameter is: F(i) = e B(i)-1 ×R(i);

[0125] Among them, F(i) represents the transmission security parameter, R(i) represents the resource level parameter, and the setting

[0126]

[0127] Specifically, in this embodiment, the security analysis unit analyzes the wireless transmission parameters, serial port transmission parameters and resource call parameters to analyze the transmission security parameters. The transmission security parameters are used to represent the proportional relationship between the transmission data and the transmission environment when the user is performing data transmission, thereby improving the system's analysis efficiency of transmission data during information transmission and improving transmission security.

[0128] Specifically, the security adjustment unit in this embodiment adjusts the analysis process of the transmission security parameter according to the operation stability parameter, wherein:

[0129] When H(i)≤h, the security adjustment unit determines that the operation stability parameter meets the threshold value and does not adjust the analysis process of the transmission security parameter;

[0130] When H(i)>h, the security adjustment unit determines that the operation stability parameter does not meet the threshold value, adjusts the analysis process of the transmission security parameter, and the adjusted transmission security parameter is F1(i), setting F1(i)=F(i)×e h-H(i) ;

[0131] Wherein, h represents a stable comparison threshold, 0.85≤h≤0.95. It is understandable that the present embodiment does not specifically limit the value of the stable comparison threshold, and those skilled in the art can freely set it, as long as the adjustment of the transmission security parameter analysis process is satisfied. The optimal value of the stable comparison threshold is: h=0.9.

[0132] Specifically, in this embodiment, the security adjustment unit analyzes the operation stability parameters to adjust the analysis process of the transmission security parameters, so that the adjusted transmission security parameters are related to the stability of the operation of the electronic device, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0133] Specifically, the security optimization unit in this embodiment optimizes the adjustment process of the transmission security parameters according to the ambient temperature, wherein:

[0134] When T2(i)≤t, the security optimization unit determines that the ambient temperature meets the threshold value and does not optimize the adjustment process of the transmission security parameter;

[0135] When T2(i)>t, the security optimization unit determines that the ambient temperature does not meet the threshold value, optimizes the adjustment process of the transmission security parameter, and the optimized transmission security parameter is F2(i), and F2(i)=F1(i)×T2(i)×2 / [T1(i)+T2(i)] is set;

[0136] Wherein, T2(i) represents the ambient temperature, t represents the temperature threshold, and 40≤t≤50. It can be understood that the value of the temperature threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as the optimization of the transmission security parameter adjustment process is satisfied. The best value of the temperature threshold is: t=45.

[0137] Specifically, in this embodiment, the security optimization unit analyzes the ambient temperature to optimize the adjustment process of the transmission security parameters, so that the optimized transmission security parameters are related to the ambient temperature of the surrounding environment when the device is running, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0138] Specifically, the level analysis unit in this embodiment analyzes the transmission security level according to the transmission security parameters, wherein:

[0139] When F(i)<f1, the level analysis unit determines that the transmission security level is level one;

[0140] When f1≤F(i)<f2, the level analysis unit determines that the transmission security level is level 2;

[0141] When F(i)≥f2, the level analysis unit determines that the transmission security level is level three;

[0142] Wherein, f1 represents the first level threshold, 0.4≤f≤0.6, f2 represents the second level threshold, 0.7≤f2≤0.9. It can be understood that the value range of the level threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it as long as it meets the analysis of the transmission security level. The optimal value of the level threshold is: f1=0.5, f2=0.8.

[0143] Specifically, in this embodiment, when the transmission security level is level one, it means that data transmission is unsafe and users should be prohibited from transmitting data. When the transmission security level is level two, it means that there may be risks in data transmission and users should check the device operation data and the transmission device operation data to ensure safe data transmission. When the transmission security level is level three, it means that data transmission is safe and users can freely transmit data.

[0144] Specifically, the analysis and storage module in this embodiment calculates the security correction parameter through a storage analysis formula according to the stored transmission security parameter and data integrity. The analysis and storage module is provided with a storage analysis formula as follows:

[0145]

[0146] Where Y represents the security correction parameter, C(j) represents the transmission security mean, j represents the transmission number, and j represents the transmission number. max It represents the maximum value of the transmission times number, F(j,i) represents the stored transmission security parameter, and G(j) represents the data integrity.

[0147] Specifically, in this embodiment, the analysis storage module analyzes the stored transmission security parameters and data integrity to analyze the security correction parameters, and uses the security correction parameters to represent the characteristic relationship between the data integrity and the transmission security parameters after the transmission is completed each time data is transmitted, thereby improving the system's analysis efficiency of transmitted data during information transmission and improving transmission security.

[0148] Specifically, the security correction module in this embodiment corrects the analysis process of the transmission security parameter during the next data transmission according to the security correction parameter, wherein:

[0149] When Y≥y, the security correction module determines that the security correction parameter meets the threshold value and does not correct the analysis process of the transmission security parameter;

[0150] When Y<y, the security correction module determines that the security correction parameter does not meet the threshold, and corrects the analysis process of the transmission security parameter. The corrected transmission security parameter is F'(i), and F'(i)=F(i)×e (Y-1) / 2 ;

[0151] Wherein, y represents the correction comparison threshold, 0.7≤y≤0.8. It can be understood that the value of the correction comparison threshold is not specifically limited in this embodiment, and those skilled in the art can freely set it, as long as it satisfies the correction of the transmission security parameter analysis process. The optimal value of the correction comparison threshold is: y=0.8.

[0152] Specifically, in this implementation, the security correction module analyzes the security correction parameters to correct the analysis process of the transmission security parameters during the next data transmission, thereby evaluating the transmission security of the electronic device based on the historical transmission data of the electronic device, thereby improving the system's analysis efficiency of transmission data during information transmission and improving transmission security.

[0153] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the embodiments of the present invention. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is impossible to list all the embodiments here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. An information security protection system based on the Internet of Things, characterized in that: include: An information acquisition module, used to periodically acquire transmission information and environmental information of the electronic device during data transmission; A transmission analysis module is used to analyze wireless transmission parameters and serial port transmission parameters according to transmission information and environmental information; Environmental analysis module, used to analyze operating power parameters, voltage fluctuation parameters and resource call parameters according to environmental information, and to analyze operating stability; A verification and analysis module is used to verify the transmitted data after the data transmission is completed to obtain the data integrity; The security analysis module is used to analyze the transmission security parameters according to the wireless transmission parameters, serial port transmission parameters, resource call parameters and operation stability, and to analyze the transmission security level according to the transmission security parameters; An analysis and storage module is used to store the transmission security parameters and analyze the security correction parameters based on the stored transmission security parameters and data integrity; A security correction module, used to correct the analysis process of the transmission security parameters during the next data transmission according to the security correction parameters; Level output module, used to output transmission security level.

2. The information security protection system based on the Internet of Things according to claim 1 is characterized in that: The transmission analysis module is provided with a wireless analysis unit, which is used to calculate the wireless transmission parameters according to the transmission rate, window size and bandwidth size through a wireless analysis formula. The wireless analysis unit is provided with a wireless analysis formula as follows: Where A(i) represents the wireless transmission parameter, V(i) represents the transmission rate, v(i) represents the window size, when the transmission protocol information is the UDP protocol, the window size v(i) = V(i), i represents the preset analysis cycle number, i∈N + , T represents the duration of the preset analysis period, and Z represents the bandwidth size.

3. The information security protection system based on the Internet of Things according to claim 2 is characterized in that: The transmission analysis module is further provided with a serial port analysis unit, which is used to calculate the serial port transmission parameters according to the transmission rate and the file size through a serial port analysis formula. The serial port analysis unit is provided with a serial port analysis formula as follows: B(i)=V(i)×i×T / M; Among them, B(i) represents the serial port transmission parameters, and M represents the file size.

4. The information security protection system based on the Internet of Things according to claim 3 is characterized in that: The environmental analysis module is provided with a stability analysis unit, which is used to analyze the operating power parameter according to the operating voltage, the operating current and the rated power, and set the operating power parameter to D(i), and set D(i)=U(i)×I(i) / P; The environmental analysis module is further provided with a fluctuation analysis unit, which is used to calculate the voltage fluctuation parameter according to the working voltage through a fluctuation analysis formula. The fluctuation analysis unit is provided with a fluctuation analysis formula as follows: Among them, S represents the voltage fluctuation parameter, u(i) represents the voltage mean, and i max Indicates the maximum value of the analysis cycle number; The environmental analysis module is also provided with a stability analysis unit, which is used to calculate the operating stability according to the operating power parameter and the voltage fluctuation parameter through a stability analysis formula. The stability analysis unit is provided with a stability analysis formula as follows: Among them, H(i) represents the operating stability.

5. The information security protection system based on the Internet of Things according to claim 4 is characterized in that: The environmental analysis module is also provided with a call analysis unit, which is used to analyze the resource call parameters according to the CPU temperature, bandwidth occupancy and system occupancy, set the resource call parameters to W(i), and set W(i) = [ω(i) + η(i)] × lnT1(i), wherein W(i) represents the resource call parameters and T1(i) represents the CPU temperature.

6. The information security protection system based on the Internet of Things according to claim 5 is characterized in that: The security analysis module is provided with a security analysis unit to analyze the transmission security parameters according to the wireless transmission parameters, the serial port transmission parameters and the resource call parameters, and the calculation method of the transmission security parameters is set as follows: When the transmission mode is wireless transmission, the calculation method of setting the transmission security parameter is: F(i) = A(i) × R(i); When the transmission mode is serial communication, the calculation method for setting the transmission security parameter is: F(i) = e B(i)-1 ×R(i); Among them, F(i) represents the transmission security parameter, R(i) represents the resource level parameter, and the setting 7. The information security protection system based on the Internet of Things according to claim 6 is characterized in that: The safety analysis module is also provided with a safety adjustment unit, which is used to adjust the analysis process of the transmission safety parameters according to the operation stability parameters, wherein: When H(i)≤h, the security adjustment unit determines that the operation stability parameter meets the threshold value and does not adjust the analysis process of the transmission security parameter; When H(i)>h, the security adjustment unit determines that the operation stability parameter does not meet the threshold value, and adjusts the analysis process of the transmission security parameter. The adjusted transmission security parameter is F1(i); Where h represents the stable comparison threshold; The safety analysis module is also provided with a safety optimization unit, which is used to optimize the adjustment process of the transmission safety parameters according to the ambient temperature, wherein: When T2(i)≤t, the security optimization unit determines that the ambient temperature meets the threshold value and does not optimize the adjustment process of the transmission security parameter; When T2(i)>t, the security optimization unit determines that the ambient temperature does not meet the threshold value, optimizes the adjustment process of the transmission security parameter, and the optimized transmission security parameter is F2(i); Wherein, T2(i) represents the ambient temperature, and t represents the temperature threshold.

8. The information security protection system based on the Internet of Things according to claim 7 is characterized in that: The security analysis module is also provided with a level analysis unit, which is used to analyze the transmission security level according to the transmission security parameters, wherein: When F(i)<f1, the level analysis unit determines that the transmission security level is level one; When f1≤F(i)<f2, the level analysis unit determines that the transmission security level is level 2; When F(i)≥f2, the level analysis unit determines that the transmission security level is level three; Wherein, f1 represents the first level threshold, and f2 represents the second level threshold.

9. The information security protection system based on the Internet of Things according to claim 6 is characterized in that: The analysis storage module calculates the security correction parameter through a storage analysis formula according to the stored transmission security parameter and data integrity. The analysis storage module is provided with a storage analysis formula as follows: Where Y represents the security correction parameter, C(j) represents the transmission security mean, j represents the transmission number, and j represents the transmission number. max It represents the maximum value of the transmission times number, F(j,i) represents the stored transmission security parameter, and G(j) represents the data integrity.

10. The information security protection system based on the Internet of Things according to claim 9 is characterized in that: The security correction module corrects the analysis process of the transmission security parameter when the data is transmitted next time according to the security correction parameter, wherein: When Y≥y, the security correction module determines that the security correction parameter meets the threshold value and does not correct the analysis process of the transmission security parameter; When Y<y, the security correction module determines that the security correction parameter does not meet the threshold, and corrects the analysis process of the transmission security parameter. The corrected transmission security parameter is F'(i), and F'(i)=F(i)×e (Y-1) / 2 ; Where y represents the correction comparison threshold.

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