CN110968892A - Data encryption system based on electric quantity data query - Google Patents
Data encryption system based on electric quantity data query Download PDFInfo
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- CN110968892A CN110968892A CN201911129091.8A CN201911129091A CN110968892A CN 110968892 A CN110968892 A CN 110968892A CN 201911129091 A CN201911129091 A CN 201911129091A CN 110968892 A CN110968892 A CN 110968892A
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- G06—COMPUTING OR CALCULATING; COUNTING
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- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
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- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/045—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply hybrid encryption, i.e. combination of symmetric and asymmetric encryption
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Abstract
The invention relates to a data encryption system based on electric quantity data query, which comprises: the system comprises a data receiving module, a data matching module, a system prediction module, a data encryption module, a transmission encryption module and a data transmission module; the data encryption module is used for carrying out encryption processing on the archive information, the client number list, the user energy consumption information and the prediction result to form an archive information ciphertext, a client number list ciphertext, an energy consumption information ciphertext and a prediction result ciphertext and generating a data key pair; the transmission encryption module is used for encrypting the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair in the transmission process to form a return result ciphertext; the data transmission module is used for transmitting the returned result ciphertext to the client; the system adopts different encryption modes for encryption in the user registration process and the electric power data extraction and transmission process respectively, so that the safety of electric power data transmission and storage is improved.
Description
Technical Field
The invention relates to the technical field of power data transmission, in particular to a data encryption system based on electric quantity data query.
Background
With the development of the information age, people pay more attention to digital power grids and distributed energy, and an effort is being made to integrate an information revolution and a new energy revolution in the power industry to form a new generation of smart power grids. The smart grid, namely the intellectualization of the grid, also called as "grid 2.0", is established on the basis of an integrated, high-speed two-way communication network, and realizes the purposes of reliability, safety, economy, high efficiency, environmental friendliness and safe use of the grid through the application of advanced sensing and measuring technology, advanced equipment technology, advanced control method and advanced decision support system technology, and the main characteristics of the smart grid comprise self-healing, excitation and inclusion of users, attack resistance, provision of electric energy quality meeting the requirements of users in the 21 st century, permission of access of various power generation situations, starting of an electric power market and optimized and efficient operation of assets. With the network informatization degree of the power grid becoming higher and higher, the protection of the electric power information security and the information security of users becomes more and more important, and illegal malicious operation, external network attack and the like may cause the leakage of electric power data and user information. Therefore, it is important to enhance security of power data transmission and security of personal information of a transaction user.
Disclosure of Invention
The invention aims to overcome at least one defect in the prior art and provides a data encryption system based on electric quantity data query, which adopts different encryption modes for encryption in the user registration process and the electric power data extraction and transmission process respectively, thereby improving the safety of electric power data transmission and storage.
The invention achieves its object by the following scheme.
The invention provides a data encryption system based on electric quantity data query, which comprises:
the data receiving module is used for receiving a request information ciphertext of a user at a client and file information imported by a background manager;
the data matching module is used for matching the file information of the user according to the request information ciphertext to generate a client number list and extracting the energy utilization information of the user from the metering system according to the client number list;
the system prediction module is used for predicting the electric quantity by adopting a preset prediction method according to the energy consumption information of the user and generating a prediction result of each prediction method;
the data encryption module is used for carrying out encryption processing on the archive information, the client number list, the user energy consumption information and the prediction result to form an archive information ciphertext, a client number list ciphertext, an energy consumption information ciphertext and a prediction result ciphertext and generating a data key pair;
the transmission encryption module is used for encrypting the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair in the transmission process to form a return result ciphertext;
the data transmission module is used for transmitting the returned result ciphertext to the client;
and the data storage module is used for storing the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair.
The system encrypts the file information, the client number list, the energy consumption information and the prediction result in the process of extracting the electric power data and the user information to generate a data key pair, and encrypts a file information ciphertext, a client number list ciphertext, an energy consumption information ciphertext, a prediction result ciphertext and a data key pair in another encryption mode in the transmission process, so that the safety of the electric power data and the user information in the transmission and storage processes is improved.
Further, the data receiving module also comprises a data storage module for receiving a selection result of the user of the client on the prediction method, and the selection result is stored in a ciphertext mode.
Furthermore, the system prediction module is further configured to perform weighting processing on the prediction result of the prediction method corresponding to the selection result according to the selection result ciphertext to form a final prediction result.
Further, the data encryption module is further configured to encrypt the final prediction result to form a final prediction result ciphertext, and generate a data key pair; the returned result ciphertext may also include a final prediction result ciphertext.
Furthermore, the data encryption module encrypts archive information, a client number list, energy information and a prediction result by using an AES key, and the data key pair is an AES key pair. The AES symmetric mode is adopted for encryption, the encryption speed is high, and the AES symmetric mode is suitable for mass data and high in safety.
Further, the data transmission module transmits the returned result ciphertext to the client by adopting an https verification mechanism.
The system further comprises a user registration module for receiving a registration request of the user, verifying the identity of the user and encrypting the account password of the user after the verification is successful.
Further, the encryption method for encrypting the account and the password of the user is an MD5+ AES method. The account number and the password of the user are encrypted by adopting double encryption, so that the safety of the user information is improved.
Further, the user registration module also generates an RSA key pair of the user during the user registration, the RSA key pair includes an RSA public key and an RSA private key, the RSA public key is stored in the data storage module, and the data transmission module transmits the RSA private key of the user to the client.
Further, the transmission encryption module adopts RSA public key to encrypt file information ciphertext, client number list ciphertext, energy information ciphertext, prediction result ciphertext and data key pair in the transmission process. And the encrypted file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key are encrypted again by adopting the RSA public key, so that the dual-protection effect is achieved.
Compared with the prior art, the invention has the beneficial effects that: in the process of extracting the electric power data and the user information, the file information, the client number list, the energy consumption information and the prediction result are encrypted in an AES symmetric mode to generate a data key pair, and in the process of transmission, an RSA asymmetric mode is adopted to encrypt a file information ciphertext, a client number list ciphertext, an energy consumption information ciphertext, a prediction result ciphertext and a data key pair, so that the safety of the electric power data and the user information in the transmission and storage processes is improved.
Drawings
FIG. 1 is a block diagram of the system of the present invention.
Detailed Description
The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, which is a system block diagram of the present embodiment, the present embodiment provides a data encryption system based on electric quantity data query, including:
the data receiving module is used for receiving a request information ciphertext of a user at a client and file information imported by a background manager;
the data matching module is used for matching the file information of the user according to the request information ciphertext to generate a client number list and extracting the energy utilization information of the user from the metering system according to the client number list;
the system prediction module is used for predicting the electric quantity by adopting a preset prediction method according to the energy consumption information of the user and generating a prediction result of each prediction method;
the data encryption module is used for carrying out encryption processing on the archive information, the client number list, the user energy consumption information and the prediction result to form an archive information ciphertext, a client number list ciphertext, an energy consumption information ciphertext and a prediction result ciphertext and generating a data key pair;
the transmission encryption module is used for encrypting the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair in the transmission process to form a return result ciphertext;
the data transmission module is used for transmitting the returned result ciphertext to the client;
and the data storage module is used for storing the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair.
When the encryption system is operated, the data receiving module receives file information imported by background management personnel, the data encryption module encrypts the file information and stores the encrypted file information in the data storage module, wherein the file information comprises file information of an electricity selling company and transaction user file information, and specifically, the file information comprises a relation table of the electricity selling company and transaction user agents, a relation table of group users and sub-users, a user name, a user number and a metering point number in a user file table, and the metering point information table and the user number and the metering point number in a transaction user day and month electricity consumption information table. When a user wants to inquire the electric quantity, a data receiving module of the system receives a request information ciphertext from the user of a client, the request information ciphertext is encrypted by the client, a data matching module matches a file information ciphertext corresponding to the user from a data storage module according to the request information ciphertext and generates a client number list according to the file information ciphertext, the data encryption module encrypts the client number list, then the data matching module extracts the energy utilization information of the user on the list from the metering system according to the client number list, and the data encryption module encrypts the energy utilization information of the user and stores the energy utilization information in the data storage module. The system prediction module predicts the electric quantity by adopting a preset prediction method according to the energy consumption information of the user to obtain a prediction result of each prediction method, and the data encryption module encrypts and stores the prediction result in the data storage module. The data transmission module transmits the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext and the prediction result ciphertext after the transmission encryption module encrypts the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext and the prediction result ciphertext before transmitting the file information ciphertext, the client number list ciphertext and the prediction result ciphertext. The system encrypts the file information, the client number list, the energy consumption information and the prediction result in the process of extracting the electric power data and the user information to generate a data key pair, and encrypts a file information ciphertext, a client number list ciphertext, an energy consumption information ciphertext, a prediction result ciphertext and a data key pair in another encryption mode in the transmission process, so that the safety of the electric power data and the user information in the transmission and storage processes is improved.
In this embodiment, the data receiving module further receives a selection result of the user of the client on the prediction method, and the selection result is stored in the data storage module in a ciphertext manner.
In this embodiment, the system prediction module is further configured to perform weighting processing on the prediction result of the prediction method corresponding to the selection result according to the selection result ciphertext to form a final prediction result.
In this embodiment, the data encryption module is further configured to encrypt the final prediction result to form a final prediction result ciphertext, and generate a data key pair; the returned result ciphertext may also include a final prediction result ciphertext.
Specifically, after receiving a prediction result ciphertext, a client decrypts the prediction result ciphertext by using a user private key stored in a local database, selects a prediction method with a historical prediction accuracy rate ranked in the first six, encrypts and transmits a selection result of a user to a system by the client, wherein the prediction accuracy rate is an average accuracy rate obtained by comparing a final prediction result of each time with actual power consumption data, a data receiving module of the system receives the selection result ciphertext and then performs weighting processing on the prediction result of the corresponding prediction method to obtain a final prediction result, and a data encryption module encrypts and stores the final prediction result in a data storage module.
In this embodiment, the data encryption module encrypts the archive information, the client number list, the energy information, and the prediction result by using an AES key, and the data key pair is an AES key pair. The AES symmetric mode is adopted for encryption, the encryption speed is high, and the AES symmetric mode is suitable for mass data and high in safety.
In this embodiment, the data transmission module transmits the returned result ciphertext to the client by using an https verification mechanism.
In this embodiment, the system further includes a user registration module, configured to receive a registration request of a user, verify an identity of the user, and encrypt an account password of the user after the verification is successful.
In this embodiment, the encryption method used for encrypting the account and the password of the user is MD5+ AES. The account number and the password of the user are encrypted by adopting double encryption, so that the safety of the user information is improved.
In this embodiment, the user registration module further generates an RSA key pair of the user during the user registration, where the RSA key pair includes an RSA public key and an RSA private key, the RSA public key is stored in the data storage module, and the data transmission module transmits the RSA private key of the user to the client.
In this embodiment, the transmission encryption module encrypts the file information ciphertext, the client number list ciphertext, the energy information ciphertext, the prediction result ciphertext, and the data key pair in the transmission process by using the RSA public key. And the encrypted file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key are encrypted again by adopting the RSA public key, so that the dual-protection effect is achieved.
In the specific implementation process of this embodiment, when a user registers, the user registration module receives a registration request of the user, verifies the identity of the user according to the registration request of the user, and encrypts an account password of the user by using an MD5+ AES encryption method after the verification is successful; when the user registers, the user registration module also generates an RSA key pair of the user, the RSA key pair comprises an RSA public key and an RSA private key, the RSA public key is stored in the data storage module, and the data transmission module transmits the RSA private key of the user to the client. When the encryption system is operated, the data receiving module receives file information imported by background management personnel, the data encryption module encrypts the file information in an AES (advanced encryption standard) symmetric mode and stores the encrypted file information in the data storage module, wherein the file information comprises file information of an electricity selling company and transaction user file information, and specifically comprises an agent relation table of the electricity selling company and the transaction user, a group user and sub-user relation table, a user name, a user number and a metering point number in a user file table, a metering point information table and a user number and a metering point number in a transaction user day and month electricity consumption information table. When a user wants to inquire the electric quantity, a data receiving module of the system receives a request information ciphertext from the user of a client, the request information ciphertext is encrypted by the client, a data matching module matches a file information ciphertext corresponding to the user from a data storage module according to the request information ciphertext and generates a client number list according to the file information ciphertext, the data encryption module encrypts the client number list in an AES (advanced encryption standard) symmetric mode, then the data matching module extracts the energy utilization information of the user on the list from a metering system according to the client number list, and the data encryption module encrypts the energy utilization information of the user in the AES symmetric mode and stores the energy utilization information in the data storage module. The system prediction module predicts the electric quantity by adopting a preset prediction method according to the energy consumption information of the user to obtain a prediction result of each prediction method, and the data encryption module encrypts and stores the prediction result in the data storage module by adopting an AES (advanced encryption standard) symmetric mode. Before the data transmission module transmits the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext and the prediction result ciphertext, the transmission encryption module encrypts the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext and the prediction result ciphertext by adopting an RSA key pair and then transmits the encrypted file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext and the prediction result ciphertext. The system encrypts the archive information, the client number list, the energy consumption information and the prediction result in an AES symmetric mode in the process of extracting the electric power data and the user information to generate a data key pair, and encrypts an archive information ciphertext, a client number list ciphertext, an energy consumption information ciphertext, a prediction result ciphertext and the data key pair by adopting an RSA key pair in the transmission process, so that the safety of the electric power data and the user information in the transmission and storage processes is improved.
Claims (10)
1. A data encryption system based on electric quantity data query is characterized by comprising:
the data receiving module is used for receiving a request information ciphertext of a user at a client and file information imported by a background manager;
the data matching module is used for matching the file information of the user according to the request information ciphertext to generate a client number list and extracting the energy utilization information of the user from the metering system according to the client number list;
the system prediction module is used for predicting the electric quantity by adopting a preset prediction method according to the energy consumption information of the user and generating a prediction result of each prediction method;
the data encryption module is used for carrying out encryption processing on the archive information, the client number list, the user energy consumption information and the prediction result to form an archive information ciphertext, a client number list ciphertext, an energy consumption information ciphertext and a prediction result ciphertext and generating a data key pair;
the transmission encryption module is used for encrypting the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair in the transmission process to form a return result ciphertext;
the data transmission module is used for transmitting the returned result ciphertext to the client;
and the data storage module is used for storing the file information ciphertext, the client number list ciphertext, the energy consumption information ciphertext, the prediction result ciphertext and the data key pair.
2. The data encryption system based on electric quantity data query as claimed in claim 1, wherein the data receiving module further comprises a data storage module for receiving a selection result of a prediction method by a user of the client, and the selection result is stored in a ciphertext manner in the data storage module.
3. The data encryption system based on electric quantity data query of claim 2, characterized in that the system prediction module is further configured to perform weighting processing on the prediction result of the prediction method corresponding to the selection result according to the selection result ciphertext to form a final prediction result.
4. The electric quantity data query-based data encryption system as claimed in claim 3, wherein the data encryption module is further configured to encrypt the final prediction result to form a final prediction result ciphertext and generate a data key pair; the returned result ciphertext may also include a final prediction result ciphertext.
5. The data encryption system based on electric quantity data query as claimed in claim 1, wherein the data encryption module encrypts the archive information, the customer number list, the energy information and the prediction result by using an AES key, and the data key pair is an AES key pair.
6. The electric quantity data query-based data encryption system as claimed in claim 1, wherein the data transmission module transmits a returned result ciphertext to the client by using an https verification mechanism.
7. The system according to claim 1, further comprising a user registration module, configured to receive a registration request from a user, verify an identity of the user, and encrypt an account password of the user after the user is successfully verified.
8. The data encryption system based on electric quantity data inquiry as claimed in claim 7, wherein the encryption method for encrypting the account number and the password of the user is MD5+ AES.
9. The data encryption system based on electric quantity data inquiry as claimed in claim 8, wherein the user registration module further generates an RSA key pair of the user during the user registration, the RSA key pair includes an RSA public key and an RSA private key, the RSA public key is stored in the data storage module, and the data transmission module transmits the RSA private key of the user to the client.
10. The data encryption system based on electric quantity data query as claimed in claim 9, wherein the transmission encryption module encrypts the file information ciphertext, the client number list ciphertext, the energy information ciphertext, the prediction result ciphertext and the data key in the transmission process by adopting an RSA public key.
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