CN112948837A - Power grid information security credible work system based on Internet of things - Google Patents
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Abstract
The invention discloses a power grid information security credible work system based on the Internet of things, which belongs to the technical field of information security and comprises an intelligent work platform, wherein a data evaluation unit, a scientific calculation module and a data acquisition unit are arranged in the intelligent work platform, the data evaluation unit is used for evaluating collected data, the scientific calculation module is used for calculating the collected data and comparing the calculated data with preset data, the data acquisition unit is used for acquiring data for analysis, the data evaluation unit is electrically connected with a computer terminal and a cloud database through a communication network port, the computer terminal and the cloud database are both connected with Internet of things equipment through a network, and the cloud database is used for recording and storing the data The problem of high error rate is solved, and the purpose of ensuring the information safety of the power grid on the premise of fully disclosing the information is favorably realized.
Description
Technical Field
The invention relates to the technical field of information security, in particular to a power grid information security credible work system based on the Internet of things.
Background
The concept of The Internet of Things (The Internet of Things) was proposed in 1999, and its definition is simple: all articles are connected with the Internet through information sensing equipment such as radio frequency identification and the like, so that intelligent identification and management are realized. The internet of things is applied to the fusion of intelligent perception, recognition technology, pervasive computing and ubiquitous network, and is called as the third wave of development of the world information industry after computers and the internet. The internet of things is regarded as application expansion of the internet, application innovation is the core of development of the internet of things, and innovation 2.0 with user experience as the core is the soul of development of the internet of things.
Trusted computing is a trusted computing platform widely used in computing and communication systems and based on the support of a hardware security module, so as to improve the security of the whole system. Information security has four sides: equipment safety, data safety, content safety and action safety, information safety has four sides: device security, data security, content security and behavioral security, which should include: confidentiality of the behavior, integrity of the behavior, authenticity of the behavior, and the like.
On one hand, the power grid information needs to be disclosed to the society and is supervised, on the other hand, if the information is accessed without identity verification, impact is caused to normal work of a power grid, potential safety hazards are caused, and how to ensure the power grid information safety on the premise of fully disclosing the information cannot be effectively solved, so that a power grid information safety credible work system based on the internet of things is provided.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a power grid information safety credible work system based on the Internet of things, which can greatly improve the operation efficiency, can solve the problems of poor reliability and high error rate, is beneficial to ensuring the power grid information safety on the premise of fully disclosing the information and is simple to operate.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a credible operating system of electric wire netting information security based on thing networking, includes intelligent work platform, intelligent work platform's internally mounted has data evaluation unit, scientific calculation module and data acquisition unit, the data evaluation unit is used for assessing the data of collecting, scientific calculation module is used for calculating the data of accomplishing the collection, accomplishes to calculate the back and contrasts with predetermined data, the data acquisition unit is used for data collection to carry out the analysis, the data evaluation unit has computer terminal and high in the clouds database through communication net gape electric connection, computer terminal with the high in the clouds database all has internet of things device through the internet access, the high in the clouds database is used for taking notes and stores up data.
As a preferred scheme of the invention, a driving synthesis module and a synthesis information transmission and reception module are arranged in the data evaluation unit, the driving synthesis module is used for driving a data model in the data evaluation unit, the synthesis information transmission and reception module is used for sending the processed data to a computer terminal, a cloud database and the internet of things device, and the driving synthesis module is electrically connected to the synthesis information transmission and reception module.
As a preferred scheme of the present invention, a reference measurement module, a trusted value measurement module, a trusted calculation module and a data storage module are arranged inside the scientific calculation module, the reference measurement module is configured to measure each module of the platform in a trusted state of the platform, and use a measurement result as a reference value of the measurement, the trusted value measurement module is configured to measure a trusted application, and after the measurement is passed, start the trusted application program, the trusted calculation module is arranged in a terminal hardware platform of the internet of things and is used as an original basis of the terminal of the internet of things, the data storage module is configured to collect and store a result after data comparison is completed, the reference measurement module, the trusted value measurement module, the trusted calculation module and the data storage module are electrically connected with each other, and the scientific calculation module further includes a data statistics function, the specific functions are as follows:
1) counting the number of current online people of the website, and setting online time;
2) (iii) statistics of today's IP, today's PV; yesterday IP, yesterday PV; former day IP, former day PV;
3) effective statistics of days; total access, total IP; average access, average IP;
4) counting an operating system, a browser, active time, an IP, a current position and a PV value of a user;
5) a current online IP list; the visited page is clicked and ranked; and (6) carrying out statistics on the incoming paths.
As a preferred scheme of the invention, the data acquisition unit is internally provided with a data acquisition controller, an identity authentication module, a processing controller and an information data interaction module, the data acquisition controller is used for collecting data, the data acquisition controller adopts a fingerprint acquisition device with the model number of ZK4500, the identity authentication module is used for authenticating the identity of the visitor through the platform identity key, the identity authentication module adopts a micro-tillage fingerprint checker, the processing controller is used for identifying and screening the data collected by the data collection controller and the data completing the identity authentication to obtain effective data information, the information data interaction module is used for interacting the data of the data acquisition unit and the scientific calculation module, the data acquisition controller, the identity authentication module, the processing controller and the information data interaction module are electrically connected with each other.
As a preferred scheme of the invention, the data evaluation unit, the scientific calculation module and the data acquisition unit are electrically connected with a power supply through power interfaces, and the power supply is used for supplying power to the intelligent working platform, so that the data evaluation unit, the scientific calculation module and the data acquisition unit can work normally.
As a preferred scheme of the present invention, network transmission ports are installed between the scientific computation module and the data evaluation unit and between the scientific computation module and the data acquisition unit, and data transmission lines are installed inside the network transmission ports, and the scientific computation module is connected with the data evaluation unit and the data acquisition unit through data transmission lines.
As a preferred scheme of the present invention, the internet of things device includes a radio frequency identification, a sensor, a global positioning system, and a laser scanner.
A working method of a power grid information security credible working system based on the Internet of things comprises the following steps:
s1, starting the software system;
s2, starting a data acquisition unit for processing, performing preliminary information acquisition work and storing;
s3, starting the scientific calculation module for processing, comparing the data acquired and stored in S2 with the preset data after calculation, and storing for later use, wherein the processing controller adopts a cosine similarity function to compare the data acquired by the data acquisition controller with the original data of the identity authentication module, and the cosine value between two vectors can be calculated by using an Euclidean dot product formula:
a·b＝||a||||b||cosθ
given two attribute vectors, A and B, the remaining chord similarity θ is given by the dot product and the vector length, as follows:
the similarity given ranges from-1 to 1: wherein-1 means that the directions pointed by the two vectors are exactly opposite, 1 means that their pointing directions are identical, 0 usually means that they are independent, and the value between them means the similarity or dissimilarity among them, the smaller the value is, the greater the similarity is, otherwise, the smaller the similarity is, thereby facilitating the identity confirmation of the visitor;
s4, starting a drive synthesis module for processing, driving a data model in the data evaluation unit, carrying out primary synthesis processing on the data model and a reference value of the reference measurement module, and entering the next step after the processing is finished;
s5, starting the data evaluation unit processing, comparing the data in S3 and S4, combining the reference value to make comparison, finishing the evaluation of the data, and generating an evaluation report;
s6, starting transmission and reception processing of the synthetic information, and sending the processed data to the computer terminal, the cloud database and the Internet of things equipment, so that the accessed information can be stored conveniently, and later-stage inspection is facilitated;
and S7, completing system startup.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the invention, through a large number of mature Internet of things equipment facilities, manual operation is replaced by machines and technologies, so that the operation efficiency can be greatly improved, and the problems of poor reliability and high error rate can be solved.
(2) According to the invention, external data can be collected through the data collector, the identity of the platform is authenticated through the identity authentication module, the authenticated data is completed, the collected data is screened through the processing controller, useless data information is eliminated and recorded, and the data after the identity authentication and the collected data are subjected to interactive processing through the information data interaction module, so that the subsequent data can be conveniently compared and processed, the safety of power grid information is ensured on the premise of fully disclosing the information, and the operation is simple.
(3) According to the invention, by arranging the reference measurement module, the credible value measurement module, the credible calculation module and the data storage module, a reference value can be set and then compared with data which is acquired in the data acquisition unit, so that whether the data is in a credible state or not can be judged, the normal work of the system can be ensured, and the accessed data can be called after the work is completed, so that the access information can be fully disclosed, and the information safety can be further ensured.
(4) According to the invention, the data evaluation unit is arranged to be capable of comparing with the preset data, so that an evaluation report can be generated, and after the evaluation is finished, the data are sent to the computer terminal, the cloud database and the Internet of things equipment, so that the data are convenient to read and use subsequently, the operation is simple, and the practicability is strong.
Drawings
FIG. 1 is a system structure diagram of a power grid information security credible work system based on the Internet of things;
FIG. 2 is a flow chart of the operation of the power grid information security credible work system based on the Internet of things;
FIG. 3 is a flow chart of a scientific computing module in the power grid information security credible work system based on the Internet of things;
fig. 4 is a flowchart of a data acquisition unit in the power grid information security trusted work system based on the internet of things.
The reference numbers in the figures illustrate:
1. an intelligent working platform; 2. a data evaluation unit; 3. a scientific calculation module; 4. a data acquisition unit; 5. a network transmission port; 6. a computer terminal; 7. a cloud database; 8. an Internet of things device; 21. a drive synthesis module; 22. a composite information transmission receiving module; 31. a reference metric module; 32. a credibility value measurement module; 33. a trusted computing module; 34. a data storage module; 41. a data acquisition controller; 42. an identity authentication module; 43. a process controller; 44. and an information data interaction module.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example (b):
please refer to fig. 1-4, a grid information security credible work system based on internet of things, including intelligent work platform 1, the internally mounted of intelligent work platform 1 has data evaluation unit 2, scientific calculation module 3 and data acquisition unit 4, data evaluation unit 2 is used for evaluating the data collected, scientific calculation module 3 is used for calculating the data of accomplishing the collection, compare with the data of predetermineeing after accomplishing the calculation, data acquisition unit 4 is used for gathering data and analyzing, data evaluation unit 2 has computer terminal 6 and cloud database 7 through communication net gape electric connection, computer terminal 6 and cloud database 7 all have internet of things device 8 through network connection, cloud database 7 is used for the record and stores data.
In this embodiment, be convenient for gather data through setting up data acquisition unit 4, the data after accomplishing the collection get into scientific calculation module 3 inside and calculate, the data after accomplishing the calculation get into data evaluation unit 2, compare with the inside benchmark value of data evaluation unit 2, production evaluation report, in rethread communication net gape spreads into computer terminal 6 and high in the clouds database 7, be convenient for record and storage data, do benefit to subsequent retrieval inspection.
Specifically, a driving synthesis module 21 and a synthesis information transmission receiving module 22 are arranged inside the data evaluation unit 2, the driving synthesis module 21 is used for driving a data model in the data evaluation unit 2, the synthesis information transmission receiving module 22 is used for sending processed data to the computer terminal 6, the cloud database 7 and the internet of things device 8, and the driving synthesis module 21 is electrically connected to the synthesis information transmission receiving module 22.
In this embodiment, the data evaluation unit 2 can be compared with preset data, so that an evaluation report can be generated, and after evaluation is completed, the data are sent to the computer terminal 6, the cloud database 7 and the internet of things device 8, so that reading and subsequent use are facilitated, the operation is simple, and the practicability is high.
Specifically, the scientific computing module 3 is internally provided with a reference measuring module 31, a trusted value measuring module 32, a trusted computing module 33 and a data storage module 34, wherein the reference measuring module 31 is used for measuring the value of the platform, the measurement is performed on each module of the platform, the measurement result is used as a reference value of the measurement, the trusted value measurement module 32 is used for measuring the trusted application, after the measurement is passed, the trusted application program is started, the trusted computing module 33 is arranged in a hardware platform of the internet of things terminal, and serves as an original basis of the internet of things terminal, the data storage module 34 is used for collecting and storing a result after data comparison is completed, the benchmark measuring module 31, the trusted value measuring module 32, the trusted computing module 33 and the data storage module 34 are electrically connected in pairs, the scientific computing module 3 further comprises a data statistics function, and specific functions are as follows:
1) counting the number of current online people of the website, and setting online time;
2) (iii) statistics of today's IP, today's PV; yesterday IP, yesterday PV; former day IP, former day PV;
3) effective statistics of days; total access, total IP; average access, average IP;
4) counting an operating system, a browser, active time, an IP, a current position and a PV value of a user;
5) a current online IP list; the visited page is clicked and ranked; and (6) carrying out statistics on the incoming paths.
In this embodiment, by setting the reference measurement module 31, the confidence value measurement module 32, the confidence calculation module 33, and the data storage module 34, the reference value can be made, and then compared with the data acquired in the data acquisition unit 4, so that whether the reference value is in a confidence state can be determined, the normal work of the system can be ensured, the scientific calculation unit 3 can perform statistics on specific access data volume, and the subsequent actual statistics can be facilitated.
Specifically, a data acquisition controller 41, an identity authentication module 42, a processing controller 43 and an information data interaction module 44 are arranged in the data acquisition unit 4, the data acquisition controller 41 is used for collecting data, the data acquisition controller 41 selects a fingerprint collector with model number ZK4500 to facilitate the collection of information of an accessor, the identity authentication module 42 is used for authenticating the identity of the accessor through a platform identity key, the identity authentication module 42 selects a micro-tillage fingerprint checker to compare the data acquired by the data acquisition controller 41 with the identity authentication module 42 to complete identity authentication, the processing controller 43 is used for identifying and screening the data acquired by the data acquisition controller 41 and the data completing identity authentication to obtain effective data information, the information data interaction module 44 is used for interacting the data of the data acquisition unit 4 and the scientific calculation module 3, the data acquisition controller 41, the identity authentication module 42, the processing controller 43 and the information data interaction module 44 are electrically connected with each other.
In this embodiment, can collect external data through data collection station 41, authenticate the identity of platform through setting up authentication module 42, data after the completion authentication, filter the data of accomplishing the collection through processing controller 43, get rid of useless data message and record, the data of accomplishing authentication and collecting are via information data interaction module 44 to data interactive processing, thereby be convenient for compare subsequent data and handle, and with data storage, upload to cloud database 7, guarantee electric wire netting information safety under the prerequisite that does benefit to the realization of abundant public information, and the security performance is high.
Specifically, the data evaluation unit 2, the scientific calculation module 3 and the data acquisition unit 4 are electrically connected with a power supply through a power supply interface, and the power supply is used for supplying power to the intelligent working platform 1, so that the data evaluation unit 2, the scientific calculation module 3 and the data acquisition unit 4 can work normally.
In this embodiment, after the power is turned on, the normal operation of the data evaluation unit 2, the scientific calculation module 3 and the data acquisition unit 4 can be ensured, so that the intelligent working platform 1 can be effectively prevented from stopping working due to the absence of the power.
Specifically, network transmission ports 5 are respectively installed between the scientific calculation module 3 and the data evaluation unit 2 and between the scientific calculation module 3 and the data acquisition unit 4, data transmission lines are installed inside the network transmission ports 5, and the scientific calculation module 3 is connected with the data evaluation unit 2 and between the scientific calculation module 3 and the data acquisition unit 4 through the data transmission lines.
In this embodiment, can guarantee the stability of being connected of scientific calculation module 3 and data evaluation unit 2 and data acquisition unit 4 and the transmission stability of information through setting up data transmission line to can guarantee the actual work effect of scientific calculation module 3 and data evaluation unit 2 and data acquisition unit 4, the practicality is strong.
Specifically, the internet of things device 8 includes a radio frequency identification, a sensor, a global positioning system, and a laser scanner.
In this embodiment, can exert the advantage of equipment, technique through setting up thing networking device 8, optimize the service function of platform, improve the service ability of platform, and current thing networking technology has tended to the maturity, can directly utilize to can guarantee the smooth realization of this system, and then can guarantee the practicality of system, easy operation, and when breaking down, be convenient for maintain.
A working method of a power grid information security credible working system based on the Internet of things comprises the following steps:
s1, starting the software system;
s2, starting the data collection unit to process, arranging a data collection controller 41, an identity authentication module 42, a processing controller 43 and an information data interaction module 44 in the data collection unit 4, collecting data through the data collection controller 41, authenticating the identity of the visitor through a platform identity key, comparing the collected data through the identity authentication module 42 to complete identity authentication, identifying and screening the data collected by the data collection controller 41 and the data completing the identity authentication by the processing controller 43 to obtain effective data information, accessing the power grid information data only through the identity authentication, if the power grid information cannot be accessed through the identity authentication, giving an alarm by the system, and interacting the effective data information through the information data interaction module 44, the processing is convenient, and after the work is finished, the storage is carried out, so that the background searching and analysis are convenient;
s3, the scientific computation module process is started, a reference measurement module 31, a credible value measurement module 32, a credible computation module 33 and a data storage module 34 are arranged in the scientific computation module 3, the reference measurement module 31 is used for measuring each module of the platform under the credible state of the platform, the measurement result is used as the reference value of the measurement and then is compared with the data collected in the data collection unit 4, so as to judge whether the platform is in the credible state, the credible value measurement module 32 is used for measuring the credible application, after the measurement is passed, the credible application program is started, the credible computation module 33 is arranged in the terminal hardware platform of the Internet of things and is used as the original basis of the terminal of the Internet of things, the data storage module 34 is used for collecting and storing the result after the comparison of the data is completed, and after the computation is completed, the result, the storage is reserved, wherein the processing controller 43 compares the data collected by the data collection controller 41 with the original data of the identity authentication module 42 by using a cosine similarity function, and the cosine value between the two vectors can be obtained by using an euclidean dot product formula:
a·b＝||a||||b||cosθ
given two attribute vectors, A and B, the remaining chord similarity θ is given by the dot product and the vector length, as follows:
the similarity given ranges from-1 to 1: wherein-1 means that the directions pointed by the two vectors are exactly opposite, 1 means that their pointing directions are identical, 0 usually means that they are independent, and the value between them means the similarity or dissimilarity among them, the smaller the value is, the greater the similarity is, otherwise, the smaller the similarity is, thereby facilitating the identity confirmation of the visitor;
s4, starting the drive synthesis module for processing, driving the data model in the data evaluation unit 2, performing primary synthesis processing with the reference value of the reference measurement module 31, and entering the next step after the processing is finished;
s5, starting the data evaluation unit processing, comparing the data in S3 and S4, combining the reference value to make comparison, finishing the evaluation of the data, and generating an evaluation report;
s6, starting transmission and reception processing of the synthetic information, and sending the processed data to the computer terminal 6, the cloud database 7 and the Internet of things device 8, so that the accessed information can be conveniently stored, and later-stage inspection is facilitated;
and S7, completing system startup.
The working principle is as follows: the data evaluation unit 2, the scientific calculation module 3 and the data acquisition unit 4 are powered on through a power interface and started, data are acquired through the data acquisition unit 4, a data acquisition controller 41, an identity authentication module 42, a processing controller 43 and an information data interaction module 44 are arranged in the data acquisition unit 4, the data acquisition controller 41 is used for collecting data, the identity authentication module 42 is used for authenticating an accessor through a platform identity key, the collected data are compared through the identity authentication module 42 to finish identity authentication, the processing controller 43 is used for identifying and screening the data acquired by the data acquisition controller 41 and the data completing the identity authentication to obtain effective data information, the power grid information data can be accessed only through the identity authentication, and if the data do not pass the identity authentication, the system can not access the power grid information, the system gives an alarm, the effective data information is interacted through the information data interaction module 44, the effective data information is convenient to process, the effective data information is stored after the work is completed, the background search and analysis are convenient, the collected data enters the scientific computing module 3, the scientific computing module 3 is internally provided with a reference measuring module 31, a credible value measuring module 32, a credible computing module 33 and a data storage module 34, the reference measuring module 31 is used for measuring each module of the platform under the condition that the platform is credible, the measuring result is used as the reference value of the measurement and is compared with the data collected in the data collecting unit 4, so that whether the platform is in a credible state can be judged, the credible value measuring module 32 is used for measuring the credible application, after the measurement is passed, the credible application program is started, the credible computing module 33 is arranged in the terminal hardware platform of, as an original basis of the internet of things terminal, the data storage module 34 is configured to collect and store a result after data comparison is completed, after calculation is completed, the result is compared with preset data, the stored result is reserved, after the calculation is completed, the result enters the data evaluation unit 2, the data evaluation unit 2 is internally provided with the driving synthesis module 21 and the synthesis information transmission and reception module 22, a data model in the data evaluation unit 2 is driven to be primarily synthesized with a reference value of the reference measurement module 31, after processing is completed, comparison is performed in combination with the reference value, data evaluation is completed, an evaluation report is generated, and the processed data is sent to the computer terminal 6, the cloud database 7 and the internet of things device 8 through the synthesis information transmission and reception module 22, so that accessed information is conveniently stored, and later-stage inspection is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a credible operating system of electric wire netting information security based on thing networking, includes intelligent work platform (1), its characterized in that: the intelligent working platform is characterized in that a data evaluation unit (2), a scientific calculation module (3) and a data acquisition unit (4) are arranged inside the intelligent working platform (1), the data evaluation unit (2) is used for evaluating collected data, the scientific calculation module (3) is used for calculating the collected data, the data is compared with preset data after calculation is completed, the data acquisition unit (4) is used for acquiring data for analysis, the data evaluation unit (2) is electrically connected with a computer terminal (6) and a cloud database (7) through a communication network port, the computer terminal (6) and the cloud database (7) are connected with an internet of things device (8) through a network, and the cloud database (7) is used for recording and storing data.
2. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: the data evaluation unit (2) is internally provided with a drive synthesis module (21) and a synthesis information transmission receiving module (22), the drive synthesis module (21) is used for driving a data model in the data evaluation unit (2), the synthesis information transmission receiving module (22) is used for sending data after completion processing to a computer terminal (6), a cloud database (7) and an Internet of things device (8), and the drive synthesis module (21) is electrically connected to the synthesis information transmission receiving module (22).
3. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: the scientific calculation module (3) is internally provided with a reference measurement module (31), a credible value measurement module (32), a credible calculation module (33) and a data storage module (34), the reference measurement module (31) is used for measuring each module of the platform in a credible state of the platform, the measurement result is used as a measurement reference value, the credible value measurement module (32) is used for measuring credible application, after the measurement is passed, a credible application program is started, the credible calculation module (33) is arranged in a terminal hardware platform of the internet of things and used as an original basis of the terminal of the internet of things, the data storage module (34) is used for collecting and storing the result after data comparison is completed, and the reference measurement module (31), the credible value measurement module (32), the credible calculation module (33) and the data storage module (34) are electrically connected in pairs, the scientific calculation module (3) also comprises a data statistics function, and the specific functions are as follows:
1) counting the number of current online people of the website, and setting online time;
2) (iii) statistics of today's IP, today's PV; yesterday IP, yesterday PV; former day IP, former day PV;
3) effective statistics of days; total access, total IP; average access, average IP;
4) counting an operating system, a browser, active time, an IP, a current position and a PV value of a user;
5) a current online IP list; the visited page is clicked and ranked; and (6) carrying out statistics on the incoming paths.
4. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: the data acquisition unit (4) is internally provided with a data acquisition controller (41), an identity authentication module (42), a processing controller (43) and an information data interaction module (44), the data acquisition controller (41) is used for collecting data, the data acquisition controller (41) selects a fingerprint collector with the model of ZK4500, the identity authentication module (42) is used for carrying out identity authentication on an accessor through a platform identity key, the identity authentication module (42) selects a micro-tillage fingerprint checker, the processing controller (43) is used for identifying and screening the data acquired by the data acquisition controller (41) and the data completing the identity authentication to obtain effective data information, the information data interaction module (44) is used for interacting the data of the data acquisition unit (4) and the scientific calculation module (3), and the data acquisition controller (41) is used for receiving the effective data information, The identity authentication module (42), the processing controller (43) and the information data interaction module (44) are electrically connected with each other.
5. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: the data evaluation unit (2), the scientific calculation module (3) and the data acquisition unit (4) are electrically connected with a power supply through a power supply interface, and the power supply is used for supplying power to the intelligent working platform (1) so as to facilitate normal work of the data evaluation unit (2), the scientific calculation module (3) and the data acquisition unit (4).
6. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: all install network transmission port (5) between scientific calculation module (3) and data evaluation unit (2) and data acquisition unit (4), just network transmission port (5) internally mounted has data transmission line, be connected through data transmission line between scientific calculation module (3) and data evaluation unit (2) and the data acquisition unit (4).
7. The power grid information security credible work system based on the internet of things as claimed in claim 1, characterized in that: the Internet of things equipment (8) comprises radio frequency identification, a sensor, a global positioning system and a laser scanner.
8. The working method of the power grid information security credible working system based on the Internet of things is adopted, and is characterized by comprising the following steps:
s1, starting the software system;
s2, starting a data acquisition unit, performing preliminary information acquisition work and storing;
s3, starting the scientific calculation module for processing, calculating the data acquired and stored in S2, comparing the calculated data with preset data, and storing for later use, wherein the processing controller (43) compares the data acquired by the data acquisition controller (41) with the original data of the identity authentication module (42) by adopting a cosine similarity function, and the cosine value between two vectors can be calculated by using an Euclidean dot product formula:
a·b＝||a|| ||b||cosθ
given two attribute vectors, A and B, the remaining chord similarity θ is given by the dot product and the vector length, as follows:
the similarity given ranges from-1 to 1: wherein-1 means that the directions pointed by the two vectors are exactly opposite, 1 means that their pointing directions are identical, 0 usually means that they are independent, and the value between them means the similarity or dissimilarity among them, the smaller the value is, the greater the similarity is, otherwise, the smaller the similarity is, thereby facilitating the identity confirmation of the visitor;
s4, starting a drive synthesis module for processing, driving a data model in the data evaluation unit (2), carrying out primary synthesis processing on the data model and a reference value of the reference measurement module (31), and entering the next step after the processing is finished;
s5, starting the data evaluation unit processing, comparing the data in S3 and S4, combining the reference value to make comparison, finishing the evaluation of the data, and generating an evaluation report;
s6, starting transmission and reception processing of the synthetic information, and sending the processed data to the computer terminal (6), the cloud database (7) and the Internet of things equipment (8), so that the accessed information can be conveniently stored, and later-stage inspection is facilitated;
and S7, completing system startup.
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