CN115913565B - Method for improving communication transmission safety of encryption chip and encryption chip - Google Patents

Abstract

The invention provides a method for improving the communication and transmission security of an encryption chip and the encryption chip. The method includes: the encryption module receives the data of the first encryption chip, and the encryption module encrypts the data of the first encryption chip with an encryption key to obtain the second encryption chip data. Encrypt chip data; under the control of the control module, the encryption module encrypts the encryption key to obtain a key block; the communication module identifies the identity of the target electronic component, signs the first encrypted chip data and calculates a digest value; encrypts the second encrypted The chip data, the first encrypted chip data signature, the key block and the digest value are transmitted to the antenna resonance module and sent to the target electronic component through the antenna. The invention saves the storage space of the encryption module and ensures the security of the first encryption chip data; the encryption module encrypts the encryption key to obtain a key block, which ensures that the encryption key will not be stolen; The second encryption is performed to improve the security of the first encrypted chip data.

Description

A method for improving the security of encryption chip communication transmission and encryption chip

technical field

The invention relates to the technical field of electronic communication, in particular to a method for improving the communication transmission security of an encryption chip and the encryption chip.

Background technique

Radio frequency refers to high-frequency alternating electromagnetic waves between 30OKHZ and 30OGHZ. The radio frequency chip architecture includes two parts: a receiving channel and a transmitting channel. Radio frequency technology is widely used in wireless communication. With the continuous development of science and technology, its position is becoming more and more important.

Existing technology one, CN201710121975.3 A storage design method for a block chain encryption radio frequency chip, including: the first step, designing the data structure of the block chain encryption radio frequency chip; the second step, designing the data structure of the block chain encryption radio frequency chip The data is organized and stored in the user memory; the third step is to design the encryption and decryption process of the blockchain encryption RF chip. A block chain encryption radio frequency chip storage design method improves the information security by studying the encryption principle of the block chain, meets the principle of one card with multiple uses, increases the degree of information protection, and improves the security and safety of use. Convenience.

The second prior art, CN201910301674.8, is a frequency-hopping radio based on Si446x integrated radio frequency chip and R5F562N8 single-chip microcomputer. It is structurally divided into a core board and an expansion board, and the two are connected by patch connectors. The core board uses a single-chip microcomputer as the main control module to complete functions such as modulation and demodulation, encryption and decryption, and generation of frequency hopping patterns; an integrated radio frequency chip is used as the core of the radio frequency module to complete frequency hopping, de-hopping, digital-analog/analog-digital conversion, Functions such as frequency conversion; the expansion board is mainly for power supply circuits and peripheral interfaces, and completes level conversion and data exchange with other devices. The frequency hopping radio station can be configured through the host computer to modify the center frequency, operation mode, serial port baud rate, air rate, secret key, radio ID number and other parameters of the frequency hopping radio station. The frequency-hopping radio station can realize fixed-frequency communication and frequency-hopping communication according to a self-defined protocol, and has the advantages of small size, strong scalability, flexibility and convenience.

Existing technology three, CN202011568841.4 NB-IoT-based security module, gas meter reading system and method, including: a security chip and a NB-IoT radio frequency chip connected to the security chip, and the security chip reads the gas meter through the AT interface The MCU of the meter system is connected, and the NB-IoT system-level chip is connected to the remote server; the security chip is used to receive the gas meter data obtained by the MCU, encrypt the gas meter data and transmit it to the NB-IoT RF chip, and to receive the NB-IoT -The downlink data transmitted by the IoT radio frequency chip is decrypted and then transmitted to the MCU. The security chip is integrated into the security module, which simplifies the peripheral circuit of the gas meter reading system using the security chip and ensures the security and confidentiality of data transmission. The security module uses the NB-IoT radio frequency chip to ensure group of low power consumption.

At present, existing technology 1, prior art 2, and prior art 3 have a single method for data encryption, which cannot guarantee data security and easily causes data leakage. Therefore, the present invention provides a method for improving the security of encryption chip communication transmission , realize the security of the communication between the encryption chip and the target electronic components through two encryptions.

Contents of the invention

In order to solve the above technical problems, the present invention provides a method for improving the security of encryption chip communication transmission, comprising the following steps:

The encryption module receives the first encryption chip data, and the encryption module encrypts the first encryption chip data with an encryption key to obtain the second encryption chip data;

Under the control of the control module, the encryption module encrypts the encryption key to obtain a key block; signs the data of the first encryption chip and calculates a digest value;

The communication module identifies the identity of the target electronic component. After the identification is successful, the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value are transmitted to the antenna resonant module under the control of the control module, and sent through the antenna to the target electronic component.

Optionally, encrypt the chip data to be encrypted, including:

Decomposing the first encrypted chip data into table names, fields and data records;

Decomposing the first encrypted chip data into table names, fields and data records is scrambled with data information to obtain the scrambled first encrypted chip data;

Obtain the initial key of the encryption module;

Accumulate the scrambled first encrypted chip data according to bytes, and use it as the characteristic value of the table name, field and data record, and use the difference between the characteristic value and the initial key as the difference degree of the first encrypted chip data;

Taking the degree of difference as an initial parameter, encryption mode diffusion is used to encrypt the scrambled first encrypted chip data to obtain the second encrypted chip data.

Optionally, the field also includes field type and field length.

Optionally, the control module transmits the information obtained by signcryption of the first encryption key to the first encryption module; then transmits the information obtained by signcryption of the second encryption key to the second encryption module; The information obtained by key sign encryption is transmitted to the third encryption module;

The first encryption key, the second encryption key and the third encryption key and the public key form a key block.

Optionally, signing the data of the first encrypted chip and calculating a digest value specifically includes:

Calculate the byte range corresponding to the signature according to the first encrypted chip data and the attribute information of the digital signature algorithm;

extracting byte range data of the first encrypted chip data according to the byte range;

Computes a digest value from byte range data.

Optionally, attribute information of the digital signature algorithm, including: public key and private key of the encryption key.

Optionally, the antenna resonant module receives the second encryption chip data, the first encryption chip data signature, the key block and the digest value and undergoes pulse code modulation to become an analog signal, and sends the analog signal to the modulus sampling and enters the editable array Logic, get digital signal;

The digital signal is orthogonally down-converted and low-pass filtered to obtain an orthogonal digital signal, which is multiplied by the adaptive weight to complete the interference filtering;

Outputting the digital signal processed by the interference filter, including the digital signal of the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value.

An encryption chip provided by the present invention includes:

A rectifier module, used to generate the power required by the encryption chip;

The frequency division module is connected in parallel with the rectification module, and is used to generate the clock required by the encryption chip;

The control module is electrically connected with the rectification module and the frequency division module respectively, and is used for the work flow of the general control encryption chip;

The storage module is electrically connected with the control module and used for storing chip data;

The communication module is connected with the encryption module, the control module and the storage module, and is used to realize the communication of the encryption chip, identify the identity of the target electronic component, and compare it with the device characteristics stored in the storage module. The lower encryption module sends the encrypted encryption chip data to the antenna resonance module;

The encryption module is electrically connected to the control module and the storage module respectively, and contains multiple encryption modules for encrypting the data of the encryption chip;

The antenna resonant module is connected with the communication module, and is used for sending the encryption chip data encrypted by the encryption module to the target electronic components through the antenna.

Optionally, the antenna resonant module is provided with an anti-jamming device, which is used to process interference signals during the process of sending the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value to the target electronic components.

Optionally, multiple encryption modules are provided for encrypting the encrypted chip data.

The present invention encrypts the data of the first encryption chip through the encryption module; the antenna resonant module is connected with the encryption module, and is used to send the data of the second encryption chip to the target electronic components through the antenna; the encryption key is used to encrypt the data of the first encryption chip Encrypt to obtain the second encryption chip data, which saves the storage space of the encryption module, and first uses the encryption key to encrypt first to ensure the security of the first encryption chip data; the encryption module encrypts the encryption key to obtain the key block , to ensure that the encryption key will not be stolen. On the premise that the encrypted chip data is encrypted for the first time by the encryption key, the encryption key is encrypted for the second time, which further improves the security of the first encrypted chip data. It also improves the security of the encryption key, avoiding the loss or leakage of the encryption key to crack the data of the chip to be encrypted; by transmitting the second encrypted chip data, the first encrypted chip data signature and the key block to the antenna resonance The module is sent to the target electronic component through the antenna, so that the target electronic component decrypts the second encrypted chip data through the second encrypted chip data, the first encrypted chip data signature and the key block, and through the first encrypted chip data signature Perform signature authentication and compare whether the digest values are the same to confirm whether the first encryption chip data has been tampered with; the method of the present invention is simple and fast, and can quickly realize the encryption of the first encryption chip data, ensuring that the first encryption chip data passes through the antenna Security sent to target electronic components.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, and are used together with the embodiments of the present invention to explain the present invention, and do not constitute a limitation to the present invention. In the attached picture:

Fig. 1 is a flow chart of a method for improving communication and transmission security of an encryption chip in an embodiment of the present invention;

Fig. 2 is a flow chart of encrypting chip data to be encrypted in an embodiment of the present invention;

Fig. 3 is a flow chart of key block processing in an embodiment of the present invention;

FIG. 4 is a flow chart of summary value calculation in an embodiment of the present invention;

Fig. 5 is a block diagram of an encryption chip in an embodiment of the present invention.

Detailed ways

The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the embodiments of the present application. The singular forms "a", "said" and "the" used in the embodiments of this application and the appended claims are also intended to include plural forms unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and includes any and all possible combinations of one or more of the associated listed items.

When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with this application. Rather, they are merely examples of apparatuses and methods consistent with aspects of the present application as recited in the appended claims. In the description of the present application, it should be understood that the terms "first", "second", "third", etc. are only used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence, nor can they be Read as indicating or implying relative importance. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

Example 1

As shown in Figure 1, an embodiment of the present invention provides a method for improving the security of communication and transmission of an encryption chip, including the following steps:

S100: The encryption module receives the first encrypted chip data, and the encryption module encrypts the first encrypted chip data with an encryption key to obtain the second encrypted chip data;

S200: Under the control of the control module, the encryption module encrypts the encryption key to obtain a key block; signs the data of the first encryption chip and calculates a digest value;

S300: The communication module identifies the identity of the target electronic component. After the identification is successful, the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value are transmitted to the antenna resonance module under the control of the control module. The antenna sends to the target electronic component.

The working principle and beneficial effects of the above technical solution are as follows: the present invention encrypts the data of the first encryption chip through the encryption module; the antenna resonance module is connected with the encryption module, and is used to send the data of the second encryption chip to the target electronic components through the antenna ; Use the encryption key to encrypt the data of the first encryption chip to obtain the data of the second encryption chip, which saves the storage space of the encryption module. Firstly, the encryption key is used to encrypt the data of the first encryption chip to ensure the security of the data of the first encryption chip; the encryption module Encrypt the encryption key to obtain the key block, which ensures that the encryption key will not be stolen. On the premise that the encryption key is used to encrypt the data of the encrypted chip for the first time, the encryption key is encrypted for the second time , which further improves the security of the first encryption chip data, and also improves the security of the encryption key, avoiding the loss or leakage of the encryption key to crack the data of the chip to be encrypted; by combining the second encryption chip data, the first encryption The chip data signature and the key block are transmitted to the antenna resonance module, and sent to the target electronic component through the antenna, so that the target electronic component uses the second encrypted chip data, the first encrypted chip data signature and the key block to encrypt the second encrypted chip data. To decrypt, by performing signature authentication on the first encrypted chip data signature, and comparing whether the digest values are the same, to confirm whether the first encrypted chip data has been tampered with; the method of the present invention is simple and fast, and can quickly realize the first encrypted chip data. Encryption ensures the security of the first encrypted chip data sent to the target electronic components through the antenna.

Example 2

As shown in Figure 2, on the basis of Embodiment 1, the encryption module provided by the embodiment of the present invention uses an encryption key to encrypt the chip data to be encrypted, specifically including:

S101: Decompose the first encrypted chip data into table names, fields and data records;

S102: The first encrypted chip data decomposed into table names, fields and data records is scrambled with data information to obtain the scrambled first encrypted chip data;

S103: Obtain the initial key of the encryption module;

S104: Accumulate the scrambled first encrypted chip data by byte, and use it as the characteristic value of the table name, field and data record, and use the difference between the characteristic value and the initial key as the difference degree of the first encrypted chip data ;

S105: Using the degree of difference as an initial parameter, encrypt the scrambled first encrypted chip data by using encryption mode diffusion to obtain second encrypted chip data.

Fields also include field type and field length.

The working principle and beneficial effects of the above technical solution are as follows: the present invention decomposes the first encrypted chip data into table names, fields and data records, uses data information to scramble, obtains the first encrypted chip data after scrambling, and obtains the first encrypted chip data after scrambling. The first encrypted chip data completely clears the plaintext features of the first encrypted chip data, which improves the security of the first encrypted chip data and reduces the risk of leakage; the scrambled first encrypted chip data is accumulated in bytes, Obtain the eigenvalue, and then obtain the degree of difference of the first encrypted chip data, and use encryption module diffusion to encrypt the scrambled first encrypted chip data, expand the sensitivity of the difference degree to the first encrypted chip data, and improve the efficiency of diffusion encryption , help to further improve the security of data, and provide guarantee for the security of communication transmission of the encryption chip.

Example 3

On the basis of Embodiment 2, the formula for scrambling data information provided by the embodiment of the present invention is:

Among them, x, y and z represent the table name, field and data record after scrambling respectively, a and b represent the transformation parameters of data information scrambling, x ₁ , y ₁ and z ₁ represent the table of the first encrypted chip data respectively Name, field and data record, A, B and C represent the size of the table name, field and data record respectively, 1 represents the initial value of the table name, field and data record;

Ciphertext D of encrypted modulus diffusion:

Among them, E represents the initial key, K represents the ciphertext vector, and P represents the degree of difference.

The working principle and beneficial effects of the above technical solution are as follows: the present invention uses data information to scramble the first encrypted chip data decomposed into table names, fields and data records, and obtains the scrambled first encrypted data through the data information scrambling formula. Chip data, the first encrypted chip data after scrambling completely clears the plaintext features of the first encrypted chip data, improves the security of the first encrypted chip data, reduces the risk of leakage, and improves the efficiency of data information scrambling. Reduce the load of the encryption chip, and at the same time reduce the algorithm complexity of the encryption chip; the encryption model diffusion encrypts the data of the first encryption chip after scrambling, expands the sensitivity of the difference to the data of the first encryption chip, and improves the efficiency of diffusion encryption .

Example 4

As shown in Figure 3, on the basis of Embodiment 1, the encryption key provided by the embodiment of the present invention is encrypted to obtain a key block, which specifically includes:

S201: The control module transmits the information obtained by signcryption of the first encryption key to the first encryption module; then transmits the information obtained by signcryption of the second encryption key to the second encryption module; and then signs the information obtained by the third encryption key The information obtained by encryption is transmitted to the third encryption module;

S202: Form the first encryption key, the second encryption key, the third encryption key and the public key into a key block.

The working principle and beneficial effects of the above technical solution are as follows: the present invention transmits the information obtained by signcryption of the first encryption key to the first encryption module through the control module; and then transmits the information obtained by signcryption of the second encryption key to the second encryption module. encryption module; then the information obtained by the third encryption key signcryption is transmitted to the third encryption module, which realizes the distribution of the encryption key, improves the efficiency of the encryption module to encrypt the encryption key, shortens the encryption time, and encrypts This reduction in time helps to increase the security of data while reducing the chances of a breach.

Example 5

As shown in Figure 4, on the basis of Embodiment 1, the signature of the first encrypted chip data and the calculation of the digest value provided by the embodiment of the present invention specifically include:

S401: Calculate the byte range corresponding to the signature according to the first encrypted chip data and the attribute information of the digital signature algorithm;

S402: Extract byte range data of the first encrypted chip data according to the byte range;

S403: Calculate a digest value according to the byte range data.

The working principle and beneficial effects of the above technical solution are as follows: the present invention calculates the byte range corresponding to the signature according to the attribute information of the first encrypted chip data and the digital signature algorithm; extracts the byte range data of the first encrypted chip data according to the byte range; Calculate the digest value based on the byte range data, transmit the digest value to the antenna resonator module, send it to the target electronic component through the antenna, and verify the first encryption by performing signature authentication on the data signature of the first encrypted chip, and comparing whether the digest value is the same Whether the chip data has been tampered with.

Example 6

On the basis of Embodiment 5, the attribute information of the digital signature algorithm provided by the embodiment of the present invention includes: the public key and the private key of the encryption key; the signature equation of the digital signature algorithm is:

α＝ ^ελ mod θ

β＝ε ^μ mod θ

γ = ε ^v mod θ

δ=(λβ+μγ+νξ) mod(θ-1)

Wherein, λ is a private key, μ and ν are confidential random numbers, α, θ and ε are public keys, γ, β and ξ are digital signatures, and δ represents the first encrypted chip data.

The working principle and beneficial effects of the above technical solution are as follows: the present invention uses a digital signature algorithm to digitally sign the data of the first encrypted chip, which improves the confidentiality of the data of the first encrypted chip and reduces the probability of successful attack, which contributes to Improve the working efficiency of the encryption module and optimize the performance of the encryption chip.

Example 7

On the basis of Embodiment 1, the antenna resonance module provided by the embodiment of the present invention is provided with an anti-jamming device to process the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value and send them to the target electronic unit Interfering signals in the device process, including:

The antenna resonance module receives the second encryption chip data, the first encryption chip data signature, the key block and the digest value, and then undergoes pulse code modulation to become an analog signal. The analog signal is sent to the modulus sampling and enters the editable array logic to obtain the digital Signal;

The digital signal is orthogonally down-converted and low-pass filtered to obtain an orthogonal digital signal, which is multiplied by the adaptive weight to complete the interference filtering;

Outputting the digital signal processed by the interference filter, including the digital signal of the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value.

The working principle and beneficial effects of the above technical solution are: the antenna resonant module of the present invention is provided with an anti-jamming device for processing the second encrypted chip data, the first encrypted chip data signature, the key block and the digest value and sending them to the target electronic unit The interference signal in the device process reduces the probability of the second encryption chip data, the first encryption chip data signature, the key block and the summary value being disturbed, improves the transmission efficiency of the antenna resonant module, and ensures the second encryption chip data, The first encrypted chip data signature, key block and digest value can accurately reach the target electronic component.

Example 8

On the basis of Embodiment 1, the identification of the identity of the target electronic component by the communication module provided by the embodiment of the present invention includes:

The computer vision unit obtains the picture of the target electronic component, intercepts the text area of the picture, and recognizes the text features of the text area, and obtains the text recognition result;

Match the text recognition result with the device characteristics of the storage module, and determine the identity of the target electronic component based on the text.

The working principle and beneficial effects of the above technical solution are as follows: the present invention recognizes the text in the text area of the image recognition text of the target electronic component, matches the text recognition result with the device characteristics of the storage module, and accurately recognizes the text corresponding to each recognition text Text, and determine the identity of the target electronic component through the text, and ensure the accuracy and stability of the identity of the target electronic component with the accuracy of text recognition, and realize the communication security of the encryption chip.

Example 9

As shown in Figure 5, on the basis of Embodiment 1, the encryption chip provided by the embodiment of the present invention includes:

A rectifier module, used to generate the power required by the encryption chip;

The frequency division module is connected in parallel with the rectification module, and is used to generate the clock required by the encryption chip;

The control module is electrically connected with the rectification module and the frequency division module respectively, and is used for the work flow of the general control encryption chip;

The storage module is electrically connected with the control module and used for storing chip data;

The communication module is connected with the encryption module, the control module and the storage module, and is used to realize the communication of the encryption chip, identify the identity of the target electronic component, and compare it with the device characteristics stored in the storage module. The lower encryption module sends the encrypted encryption chip data to the antenna resonance module; the communication module is provided with a computer vision unit for obtaining pictures of the target electronic components;

The encryption module is electrically connected to the control module and the storage module respectively, and contains multiple encryption modules for encrypting the data of the encryption chip;

The antenna resonant module is connected with the communication module, and is used for sending the encryption chip data encrypted by the encryption module to the target electronic components through the antenna.

The working principle and beneficial effects of the above technical solution are as follows: the present invention uses a rectifier module to generate the power required by the encryption chip; the frequency division module is used to generate the clock required by the encryption chip; the control module is used to control the encryption chip The workflow; the storage module is used to store the chip data; the encryption module is used to encrypt the encrypted chip data; the antenna resonance module is used to send the encrypted chip data encrypted by the encryption module to the target electronic components through the antenna. The invention first encrypts the encryption chip data with the encryption module, and then transmits wirelessly through the antenna resonance module, which improves the security of encrypted frequency offset communication transmission, avoids data leakage, and helps to improve the overall security of the encryption chip.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention also intends to include these modifications and variations.

Claims (4)

1. The method for improving the communication transmission security of the encryption chip is characterized by comprising the following steps of:

the encryption module receives the first encryption chip data, and encrypts the first encryption chip data by adopting an encryption key to obtain second encryption chip data;

the encryption module encrypts the encryption key under the control of the control module to obtain a key block; signing the first encryption chip data and calculating a digest value;

the communication module recognizes the identity of the target electronic component, and transmits the second encryption chip data, the first encryption chip data signature, the key block and the digest value to the antenna resonance module, and the second encryption chip data, the first encryption chip data signature, the key block and the digest value are transmitted to the target electronic component through the antenna;

the control module transmits the information obtained by the first encryption key signcryption to the first encryption module; transmitting the information obtained by the second encryption key signcryption to a second encryption module; then transmitting the information obtained by the third encryption key signcryption to a third encryption module;

forming a key block from the first encryption key, the second encryption key, and the third encryption key and the public key;

encrypting the chip data to be encrypted specifically comprises the following steps:

decomposing the first encryption chip data into table names, fields and data records;

the first encryption chip data which are decomposed into table names, fields and data records are scrambled by adopting data information, so that scrambled first encryption chip data are obtained;

acquiring an initial key of an encryption module;

accumulating the scrambled first encryption chip data according to bytes, taking the accumulated first encryption chip data as characteristic values of table names, fields and data records, and taking the difference value of the characteristic values and an initial key as the difference degree of the first encryption chip data;

encrypting the scrambled first encryption chip data by using the degree of difference as an initial parameter and adopting encryption mode diffusion to obtain second encryption chip data;

the formula of data information scrambling is:

wherein x, y and z respectively represent the scrambled table name, field and data record, a and b represent the data information scrambled transformation parameters, x ₁ 、y ₁ And z ₁ The table name, the field and the data record of the first encryption chip data are respectively represented, A, B and C respectively represent the sizes of the table name, the field and the data record, and 1 represents the initial values of the table name, the field and the data record;

cipher text D of encryption modulo diffusion:

wherein E represents an initial key, K represents a ciphertext vector, and P represents a degree of difference;

signing the first encryption chip data and calculating a digest value, specifically comprising:

calculating a byte range corresponding to the signature according to the attribute information of the first encryption chip data and the digital signature algorithm;

extracting byte range data of the first encrypted chip data according to the byte range;

calculating a digest value from the byte range data;

attribute information of a digital signature algorithm, comprising: a public key and a private key of the encryption key;

the signature equation of the digital signature algorithm is:

α＝ε ^λ modθ

β＝ε ^μ modθ

γ＝ε ^v modθ

δ＝(λβ+μγ+vξ)mod(θ-1)

where λ is a private key, μ and v are secret random numbers, α, θ and ε are public keys, γ, β and ζ are digital signatures, and δ represents the first encrypted chip data.

2. The method for improving security of communication transmissions of an encrypted chip of claim 1, wherein the field further comprises a field type and a field length.

3. The method for improving the communication transmission safety of the encryption chip according to claim 1, wherein the antenna resonance module receives the second encryption chip data, the first encryption chip data signature, the key block and the digest value, then changes the second encryption chip data, the first encryption chip data signature, the key block and the digest value into analog signals through pulse code modulation, and sends the analog signals to analog-digital sampling to enter editable array logic to obtain digital signals;

quadrature down-conversion low-pass filtering is carried out on the digital signals to obtain quadrature digital signals, and the quadrature digital signals are multiplied by the self-adaptive weight to finish interference filtering;

and outputting the digital signal after interference filtering processing, wherein the digital signal comprises the second encryption chip data, the first encryption chip data signature, the key block and the digest value.

4. An encryption chip, comprising:

the rectification module is used for generating a power supply required by the encryption chip;

the frequency removing module is connected with the rectifying module in parallel and is used for generating a clock required by the encryption chip;

the control module is respectively and electrically connected with the rectification module and the frequency-dividing module and is used for controlling the working flow of the encryption chip;

the storage module is electrically connected with the control module and used for storing chip data;

the communication module is connected with the encryption module, the control module and the storage module and is used for realizing communication of the encryption chip, identifying the identity of the target electronic component, comparing the identity with the equipment characteristics stored by the storage module, and sending the encrypted encryption chip data to the antenna resonance module under the control of the control module after the identity identification is successful;

the encryption module is respectively and electrically connected with the control module and the storage module and comprises a plurality of encryption modules for encrypting the data of the encryption chip; the encryption module receives the first encryption chip data, and encrypts the first encryption chip data by adopting an encryption key to obtain second encryption chip data; accumulating the scrambled first encryption chip data according to bytes, taking the accumulated first encryption chip data as characteristic values of table names, fields and data records, and taking the difference value of the characteristic values and an initial key as the difference degree of the first encryption chip data; encrypting the scrambled first encryption chip data by using the degree of difference as an initial parameter and adopting encryption mode diffusion to obtain second encryption chip data;

the formula of data information scrambling is:

wherein x, y and z respectively represent the scrambled table name, field and data record, a and b represent the data information scrambled transformation parameters, x ₁ 、y ₁ And z ₁ The table name, the field and the data record of the first encryption chip data are respectively represented, A, B and C respectively represent the sizes of the table name, the field and the data record, and 1 represents the initial values of the table name, the field and the data record;

cipher text D of encryption modulo diffusion:

wherein E represents an initial key, K represents a ciphertext vector, and P represents a degree of difference;

the antenna resonance module is connected with the communication module and used for transmitting the encrypted chip data encrypted by the encryption module to the target electronic component through the antenna;

the antenna resonance module is provided with an anti-interference device for processing interference signals in the process of transmitting the second encryption chip data, the first encryption chip data signature, the key block and the abstract value to the target electronic component;

signing the first encryption chip data, calculating a digest value, and calculating a byte range corresponding to the signature according to the attribute information of the first encryption chip data and a digital signature algorithm;

attribute information of a digital signature algorithm, comprising: a public key and a private key of the encryption key; the signature equation of the digital signature algorithm is:

α＝ε ^λ modθ

β＝ε ^μ modθ

γ＝ε ^v modθ

δ＝(λβ+μγ+vξ)mod(θ-1)

wherein λ is a private key, μ and ν are secret random numbers, α, θ and ε are public keys, γ, β and ζ are digital signatures, and δ represents first encryption chip data.