CN112118244A - Water quality online monitoring data verification method and verification system - Google Patents
Water quality online monitoring data verification method and verification system Download PDFInfo
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- CN112118244A CN112118244A CN202010944310.4A CN202010944310A CN112118244A CN 112118244 A CN112118244 A CN 112118244A CN 202010944310 A CN202010944310 A CN 202010944310A CN 112118244 A CN112118244 A CN 112118244A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- 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
- H04L63/0442—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 asymmetric encryption, i.e. different keys for encryption and decryption
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Abstract
The invention discloses a water quality on-line monitoring data verification method and a verification system, wherein the method comprises the following steps: the data acquisition and transmission device acquires water quality monitoring data; encrypting the collected water quality monitoring data; carrying out data combination on the encrypted water quality monitoring data, IMEI information of the data acquisition and transmission device, ICCID information of the Internet of things card and current position information of the data acquisition and transmission device to obtain combined data; the combined data is signed by data and then uploaded to a remote server; generating a public key for verifying and signing combined data and uploading the public key to a remote server; the remote server adopts the public key to check the received combined data, and judges the integrity and the authenticity of the water quality monitoring data according to a preset data integrity and authenticity judgment strategy. The invention realizes the judgment of the integrity and authenticity of the water quality monitoring data.
Description
Technical Field
The invention particularly relates to the technical field of data verification, in particular to a water quality online monitoring data verification method and a water quality online monitoring data verification system.
Background
The water quality monitoring is a process for monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. At present, automatic water quality monitoring equipment is widely applied, monitored water quality monitoring data are transmitted to a remote server by the water quality monitoring equipment, and water quality monitoring personnel can master the water quality condition of each water quality monitoring point in time at a remote end. However, the following problems are found in the actual water quality monitoring process:
1. the water quality monitoring equipment cannot encrypt the monitored data, so that the risk of data leakage exists;
2. the message transmitted by the water quality monitoring data is segmented, the segmented message only contains the length of the message and does not contain other message information sent in a period, and the remote server cannot judge the integrity of the received water quality monitoring data;
3. water quality monitoring field workers may counterfeit or falsify water quality monitoring data through software, or move the arrangement position of the water quality monitoring equipment without authorization, replace the water quality monitoring equipment which does not meet the monitoring requirements without authorization, so that the monitored water quality monitoring data is lack of authenticity and cannot be used as a reference standard for evaluating the quality of water;
4. the long-term unattended automatic water quality monitoring station, particularly a buoy station, a pontoon station and the like, can deviate from the distributed monitoring points due to water flow, so that the monitored water quality monitoring has no value of evaluating the quality of water quality.
Disclosure of Invention
The invention aims to provide a water quality on-line monitoring data verification method and a verification system, which aim to solve the technical problems.
The technical scheme adopted by the invention for solving the technical problem is that,
the water quality on-line monitoring data verification method comprises the following steps:
the data acquisition and transmission device acquires water quality monitoring data from water quality on-line monitoring equipment arranged at each water quality monitoring point;
the data acquisition and transmission device encrypts the acquired water quality monitoring data;
the data acquisition and transmission device performs data combination on the encrypted water quality monitoring data, IMEI information, Internet of things (ICCID) information of the data acquisition and transmission device and current position information of the data acquisition and transmission device to obtain combined data;
the data acquisition and transmission device carries out data signature on the combined data and uploads the signed combined data to a remote server;
the data acquisition and transmission device generates a public key for verifying and signing the combined data and uploads the public key to the remote server;
the remote server adopts the public key to check and sign the received combined data,
if the verification is passed, the received combined data is complete, and a data authenticity judgment process is entered;
and if the signature verification fails, prompting to alarm.
As a preferred embodiment of the present invention, the data authenticity judging process includes the following steps:
step A1, the remote server decrypts and splits the received combined data to obtain the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card;
step A2, the remote server compares the information of the current position of the data acquisition and transmission device obtained by splitting with the initial layout position of the data acquisition and transmission device prestored in the remote server to determine whether the offset of the current position of the data acquisition and transmission device exceeds a preset threshold value,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to alarm;
if not, the water quality monitoring data collected by the data collecting and transmitting device is judged to be real, and the remote server stores the split water quality monitoring data.
As a preferable aspect of the present invention, the data authenticity judging process includes:
step B1, the remote server decrypts and splits the received combined data to obtain the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card;
step B2, the remote server compares the IMEI information and the ICCID information of the Internet of things card with the IMEI information list and the ICCID information list pre-stored in the remote server respectively for information consistency,
if the IMEI information and the ICCID information are compared successfully, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real, and the remote server stores the water quality monitoring data acquired by splitting;
and if the IMEI or ICCID information comparison is unsuccessful, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to alarm.
The invention also provides a water quality on-line monitoring data verification system, which can realize the water quality on-line monitoring data verification method, the verification system comprises water quality on-line monitoring equipment arranged at each water quality monitoring point, a data acquisition and transmission device in communication connection with each water quality on-line monitoring equipment and a remote server in communication connection with the data acquisition and transmission device, the data acquisition and transmission device comprises:
the data acquisition module is used for acquiring water quality monitoring data from each water quality on-line monitoring device;
the data encryption module is connected with the data acquisition module and used for encrypting the acquired water quality monitoring data;
the equipment information acquisition module is used for acquiring the current position information, IMEI information and ICCID information of the Internet of things card of the data acquisition and transmission device;
the data combination module is respectively connected with the data encryption module and the equipment information acquisition module and is used for carrying out data combination on the encrypted water quality monitoring data, the IMEI information of the data acquisition and transmission device, the ICCID information of the internet of things card and the current position information of the data acquisition and transmission device to obtain combined data;
the data signature module is connected with the data combination module and is used for carrying out data signature on the combined data;
the signature data uploading module is connected with the data signature module and is used for uploading the signed combined data to the remote server;
the data signature verification public key generation module is connected with the data signature module and used for generating a public key for verifying and signing the combined data according to data signature information;
and the public key uploading module is connected with the data signature verification public key generating module and is used for uploading the public key to the remote server.
As a preferable scheme of the present invention, the data signature module is a security chip with model number SSX1111, which is in communication connection with the data acquisition and transmission device.
As a preferred aspect of the present invention, the remote server includes:
the data receiving module is used for receiving the combined data uploaded by the data acquisition and transmission module;
the public key receiving module is used for receiving the public key uploaded by the data acquisition and transmission module;
the data signature verification module is respectively connected with the data receiving module and the public key receiving module and is used for verifying the received combined data by adopting the public key;
the data splitting module is connected with the data label checking module and is used for splitting the combined data into the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card after the label checking is passed;
the data authenticity judging module is connected with the data splitting module and used for judging the authenticity of the water quality monitoring data acquired by the data acquisition and transmission device according to the current position information of the data acquisition and transmission device or according to the IMEI information of the data acquisition and transmission device and the ICCID information of the Internet of things card;
the data storage module is respectively connected with the data authenticity judging module and the data splitting module and is used for storing the split water quality monitoring data by the remote server when the collected water quality monitoring data is judged to be real data;
and the alarm module is connected with the data authenticity judgment module and used for prompting and alarming when the collected water quality monitoring data is not authentic.
As a preferable aspect of the present invention, the data authenticity judging module includes:
a position offset judging unit, configured to compare the information of the current position of the data acquisition and transmission device obtained through splitting with an initial layout position of the data acquisition and transmission device prestored in the remote server, so as to judge whether an offset of the current position of the data acquisition and transmission device exceeds a preset threshold,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real;
and if not, judging that the water quality monitoring data acquired by the data acquisition and transmission device is real.
As a preferable aspect of the present invention, the data authenticity judging module includes:
a data consistency judging unit, for comparing the IMEI information and the ICCID information of the Internet of things card with the IMEI information list and the ICCID information list pre-stored in the remote server respectively for information consistency,
if the IMEI information and the ICCID information are successfully compared, judging that the water quality monitoring data acquired by the data acquisition and transmission device is real;
and if the IMEI or ICCID information comparison is unsuccessful, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not true.
The invention has the beneficial effects that:
1. the water quality monitoring data collected from the water quality on-line monitoring equipment is encrypted by the data collecting and transmitting device and then transmitted to the remote server, so that the problem that the data is easy to leak when the water quality on-line monitoring equipment directly transmits the data to the remote server at present is solved;
2. the encrypted water quality monitoring data are signed by the data acquisition and transmission device, a public key is generated and sent to the remote server, the remote server checks the water quality monitoring data through the public key, the successful check indicates that the water quality monitoring data are complete, and the problem that the existing remote server cannot judge the integrity of the received water quality monitoring data is solved;
3. through setting up data acquisition and transmission device in apart from online monitoring facilities reasonable within range of quality of water, carry out the information comparison through the position of locating at present with data acquisition and transmission device and the position of laying initially, perhaps compare through carrying out the uniformity to data acquisition and transmission device's IMEI information and/or thing networking card ICCID information to judge the authenticity of water quality monitoring data, solved at present and lacked the technical problem who judges the effective means of water quality monitoring data authenticity.
Drawings
Fig. 1 is a step diagram of a water quality on-line monitoring data verification method according to an embodiment of the present invention;
FIG. 2 is a first method for determining the authenticity of water quality monitoring data according to the present invention;
FIG. 3 is a second method for determining the authenticity of water quality monitoring data according to the present invention;
fig. 4 is a schematic structural diagram of a system of an online water quality monitoring data verification system according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of the internal structure of the data acquisition and transmission device in the water quality on-line monitoring data verification system;
FIG. 6 is a schematic diagram of the internal structure of the remote server;
fig. 7 is a schematic structural diagram of the data authenticity judging module inside the remote server.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 shows a water quality online monitoring data verification method provided in an embodiment of the present invention, and as shown in fig. 1, the water quality online monitoring data verification method includes the following steps:
step S1, the data acquisition and transmission device acquires water quality monitoring data from the water quality on-line monitoring equipment arranged at each water quality monitoring point; the water quality on-line monitoring equipment is used for automatically monitoring the water quality condition of a water quality monitoring point;
s2, encrypting the collected water quality monitoring data by the data collecting and transmitting device; there are many existing methods for data Encryption, for example, the data 28.1 before Encryption can be encrypted by aes (advanced Encryption standard) Encryption algorithm as follows: u2FsdGVkX18sPMMvqZjMsv0S4 mkxjqi 1USsBN6mrZQ ═ j;
step S3, the data acquisition and transmission device performs data combination on the encrypted water quality monitoring data, IMEI information of the data acquisition and transmission device, ICCID information of the Internet of things card and current position information of the data acquisition and transmission device to obtain combined data; the data acquisition and transmission device is internally provided with a GPS positioning module which can position the position of the device. When data needs to be combined, the data acquisition and transmission device can automatically acquire the IMEI information of the device and the ICCID information of the Internet of things card inserted into the data acquisition and transmission device;
step S4, the data acquisition and transmission device signs the data of the combined data and uploads the signed combined data to the remote server; there are many existing data signing algorithms that can be applied in the present invention, and the present embodiment preferably applies SM2 signing algorithm to sign the combined data;
step S5, the data acquisition and transmission device generates a public key for the signature verification combination data and uploads the public key to the remote server;
step S6, the remote server adopts the public key to check the received combined data, if the check passes, the received combined data is complete, and the data authenticity judgment flow is entered;
and if the signature verification fails, indicating that the received water quality monitoring data is incomplete, and prompting and alarming.
Fig. 2 shows a first method for the remote server to judge the authenticity of the water quality monitoring data, and as shown in fig. 2, one method for the remote server to judge the authenticity of the water quality monitoring data is as follows:
step A1, the remote server decrypts and splits the received combined data to obtain water quality monitoring data, current position information of the data acquisition and transmission device, IMEI information and Internet of things card ICCID information;
step A2, the remote server compares the information of the current position of the data acquisition and transmission device obtained by splitting with the information of the initial layout position of the data acquisition and transmission device prestored in the remote server to judge whether the offset of the current position of the data acquisition and transmission device exceeds a threshold value,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to alarm; it should be noted here that the data acquisition and transmission device may be physically connected to the water quality online monitoring device, once the water quality online monitoring device is moved, the positioning information of the data acquisition and transmission device will change, if the distance between the positioning point and the initial distribution point (i.e. the position offset of the data acquisition and transmission device) exceeds the preset threshold distance, it indicates that the water quality online monitoring device is moved, and at this time, the remote server will determine that the water quality monitoring data monitored by the water quality online monitoring device is not true, and prompt an alarm;
if not, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real, and the remote server stores the split water quality monitoring data.
The first data authenticity judging method aims at the condition that water quality on-line monitoring equipment is unauthorized to move so as to influence data authenticity. In the actual water quality monitoring work, another condition influencing the authenticity of water quality monitoring data exists, and water quality monitoring data is counterfeited or tampered by replacing water quality online monitoring equipment which does not meet the monitoring requirements without authorization. In view of this situation, the present invention provides another method for determining the authenticity of water quality monitoring data, as shown in fig. 3, the determining method includes:
step B1, the remote server decrypts and splits the received combined data to obtain water quality monitoring data, current position information of the data acquisition and transmission device, IMEI information and Internet of things card information;
step B2, the remote server compares the IMEI information and the ICCID information of the Internet of things card respectively with the IMEI information list (the IMEI information list records the IMEI information of all the data acquisition and transmission devices arranged on each water quality monitoring point) and the ICCID information list (the ICCID information list records the ICCID information of all the Internet of things cards inserted on the data acquisition and transmission devices) which are prestored in the remote server for information consistency,
if the IMEI information and the ICCID information are successfully compared, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real, and the remote server stores the split water quality monitoring data;
and if the IMEI information and the ICCID information are not successfully compared, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to give an alarm.
It should be noted here that the data acquisition and transmission device is bound with the water quality online monitoring equipment or is directly embedded in the water quality online monitoring equipment, so once the water quality online monitoring equipment or the data acquisition and transmission device is replaced, the IMEI and the ICCID serve as identification marks for identifying the data acquisition and transmission device, if the remote server cannot be matched with the IMEI or ICCID information of the data acquisition and transmission device, it indicates that the water quality online monitoring equipment or the data acquisition and transmission device is replaced without permission, and the uploaded water quality monitoring data is judged to be not authentic.
The invention also provides a water quality on-line monitoring data verification system, which can realize the water quality on-line monitoring data verification method, as shown in fig. 4, the verification system comprises water quality on-line monitoring equipment 1 arranged at each water quality monitoring point, a data acquisition and transmission device 2 in communication connection with each water quality on-line monitoring equipment 1 and a remote server 3 in communication connection with the data acquisition and transmission device 2, as shown in fig. 5, the internal structure diagram of the data acquisition and transmission device is shown, as shown in fig. 5, the data acquisition and transmission device 2 comprises:
the data acquisition module 21 is used for acquiring water quality monitoring data from each water quality on-line monitoring device;
the data encryption module 22 is connected with the data acquisition module 21 and used for encrypting the acquired water quality monitoring data;
the device information acquiring module 23 is configured to acquire current location information, IMEI information, and internet of things card ICCID information of the data acquisition and transmission apparatus;
the data combination module 24 is respectively connected with the data encryption module 22 and the equipment information acquisition module 23, and is used for performing data combination on the encrypted water quality monitoring data, IMEI information of the data acquisition and transmission device, ICCID information of the internet of things card and current position information of the data acquisition and transmission device to obtain combined data;
the data signature module 25 is connected with the data combination module 24 and is used for carrying out data signature on the combined data;
the signature data uploading module 26 is connected with the data signature module 25 and is used for uploading the signed combined data to a remote server;
the data signature verification public key generation module 27 is connected with the data signature module 25 and is used for generating a public key for signature verification combined data according to the data signature information;
and the public key uploading module 28 is connected with the data signature verification public key generating module 27 and is used for uploading the public key to the remote server.
In this embodiment, the data signature module 25 is preferably a security chip with the model number of SSX1111 plugged in the data acquisition and transmission device, and the functions of data acquisition, encryption, device information acquisition, data combination, data signature, data upload public key generation, public key upload, and the like of the data acquisition and transmission device can be implemented by embedding functional software in the loongson 1C motherboard. The safety chip is in communication connection with the Loongson 1C mainboard, and the safety chip and the Loongson 1C mainboard perform information interaction to realize encryption and signature of combined data.
In order to realize the function of judging the integrity and authenticity of the water quality monitoring data by the remote server, fig. 6 shows an internal structural schematic diagram of the remote server 3, as shown in fig. 6, the remote server 3 comprises:
the data receiving module 31 is used for receiving the combined data uploaded by the data acquisition and transmission module;
the public key receiving module 32 is used for receiving the public key uploaded by the data acquisition and transmission module;
the data signature verification module 33 is respectively connected with the data receiving module 31 and the public key receiving module 32, and is used for verifying the received combined data by adopting a public key; if the verification label passes, the uploaded water quality monitoring data is complete, otherwise, the uploaded water quality monitoring data is incomplete;
the data splitting module 34 is connected with the data label checking module 33 and is used for splitting the combined data into water quality monitoring data, current position information of the data acquisition and transmission device, IMEI information and ICCID information of the IOT card after the label checking is passed;
the data authenticity judging module 35 is connected with the data splitting module 34 and is used for judging the authenticity of the water quality monitoring data collected by the data collecting and transmitting device according to the current position information of the data collecting and transmitting device or according to the IMEI information of the data collecting and transmitting device and the ICCID information of the Internet of things card;
the data storage module 36 is respectively connected with the data authenticity judging module 35 and the data splitting module 34, and is used for storing the split water quality monitoring data by the remote server when the collected water quality monitoring data is judged to be real data;
and the alarm module 37 is connected with the data authenticity judgment module 35 and used for prompting and alarming when the collected water quality monitoring data is judged to be not authentic.
Fig. 7 shows a schematic structural diagram of the data authenticity judgment module 35 in the water quality online monitoring data verification system, as shown in fig. 7, the data authenticity judgment module 35 specifically includes:
the position deviation judging unit 351 is used for comparing the information of the current position of the data acquisition and transmission device obtained by splitting with the initial layout position of the data acquisition and transmission device prestored in the remote server to judge whether the deviation amount of the current position of the data acquisition and transmission device exceeds a preset threshold value,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real;
if not, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real.
Preferably, the data authenticity judging module 35 further includes:
a data consistency judging unit 352, configured to compare the IMEI information and the internet of things card ICCID information with the IMEI information list and the ICCID information list pre-stored in the remote server respectively for information consistency,
if the IMEI information and the ICCID information are successfully compared, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real;
and if the IMEI or ICCID information comparison is unsuccessful, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not true.
In conclusion, the invention realizes the integrity and authenticity check of the water quality monitoring data.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (8)
1. A water quality on-line monitoring data verification method is used for verifying authenticity and integrity of water quality on-line monitoring data and is characterized by comprising the following steps:
the data acquisition and transmission device acquires water quality monitoring data from water quality on-line monitoring equipment arranged at each water quality monitoring point;
the data acquisition and transmission device encrypts the acquired water quality monitoring data;
the data acquisition and transmission device performs data combination on the encrypted water quality monitoring data, IMEI information, Internet of things (ICCID) information of the data acquisition and transmission device and current position information of the data acquisition and transmission device to obtain combined data;
the data acquisition and transmission device carries out data signature on the combined data and uploads the signed combined data to a remote server;
the data acquisition and transmission device generates a public key for verifying and signing the combined data and uploads the public key to the remote server;
the remote server adopts the public key to check and sign the received combined data,
if the verification is passed, the received combined data is complete, and a data authenticity judgment process is entered;
and if the signature verification fails, prompting to alarm.
2. The water quality on-line monitoring data verification method according to claim 1, wherein the data authenticity judgment process comprises the following steps:
step A1, the remote server decrypts and splits the received combined data to obtain the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card;
step A2, the remote server compares the information of the current position of the data acquisition and transmission device obtained by splitting with the initial layout position of the data acquisition and transmission device prestored in the remote server to determine whether the offset of the current position of the data acquisition and transmission device exceeds a preset threshold value,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to alarm;
if not, the water quality monitoring data collected by the data collecting and transmitting device is judged to be real, and the remote server stores the split water quality monitoring data.
3. The water quality on-line monitoring data verification method according to claim 1, wherein the data authenticity judgment process comprises:
step B1, the remote server decrypts and splits the received combined data to obtain the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card;
step B2, the remote server compares the IMEI information and the ICCID information of the Internet of things card with the IMEI information list and the ICCID information list pre-stored in the remote server respectively for information consistency,
if the IMEI information and the ICCID information are compared successfully, the water quality monitoring data acquired by the data acquisition and transmission device is judged to be real, and the remote server stores the water quality monitoring data acquired by splitting;
and if the IMEI or ICCID information comparison is unsuccessful, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real, and prompting to alarm.
4. A water quality on-line monitoring data verification system capable of realizing the water quality on-line monitoring data verification method according to any one of claims 1 to 3, which is characterized by comprising water quality on-line monitoring equipment arranged at each water quality monitoring point, a data acquisition and transmission device in communication connection with each water quality on-line monitoring equipment and a remote server in communication connection with the data acquisition and transmission device, wherein the data acquisition and transmission device comprises:
the data acquisition module is used for acquiring water quality monitoring data from each water quality on-line monitoring device;
the data encryption module is connected with the data acquisition module and used for encrypting the acquired water quality monitoring data;
the equipment information acquisition module is used for acquiring the current position information, IMEI information and ICCID information of the Internet of things card of the data acquisition and transmission device;
the data combination module is respectively connected with the data encryption module and the equipment information acquisition module and is used for carrying out data combination on the encrypted water quality monitoring data, the IMEI information of the data acquisition and transmission device, the ICCID information of the internet of things card and the current position information of the data acquisition and transmission device to obtain combined data;
the data signature module is connected with the data combination module and is used for carrying out data signature on the combined data;
the signature data uploading module is connected with the data signature module and is used for uploading the signed combined data to the remote server;
the data signature verification public key generation module is connected with the data signature module and used for generating a public key for verifying and signing the combined data according to data signature information;
and the public key uploading module is connected with the data signature verification public key generating module and is used for uploading the public key to the remote server.
5. The system for checking the water quality online monitoring data as recited in claim 4, wherein the data signature module is a security chip with model number SSX1111 and is in communication connection with the data acquisition and transmission device.
6. The system for on-line monitoring and data verification of water quality as claimed in claim 4, wherein the remote server comprises:
the data receiving module is used for receiving the combined data uploaded by the data acquisition and transmission module;
the public key receiving module is used for receiving the public key uploaded by the data acquisition and transmission module;
the data signature verification module is respectively connected with the data receiving module and the public key receiving module and is used for verifying the received combined data by adopting the public key;
the data splitting module is connected with the data label checking module and is used for splitting the combined data into the water quality monitoring data, the current position information of the data acquisition and transmission device, the IMEI information and the ICCID information of the Internet of things card after the label checking is passed;
the data authenticity judging module is connected with the data splitting module and used for judging the authenticity of the water quality monitoring data acquired by the data acquisition and transmission device according to the current position information of the data acquisition and transmission device or according to the IMEI information of the data acquisition and transmission device and the ICCID information of the Internet of things card;
the data storage module is respectively connected with the data authenticity judging module and the data splitting module and is used for storing the split water quality monitoring data by the remote server when the collected water quality monitoring data is judged to be real data;
and the alarm module is connected with the data authenticity judgment module and used for prompting and alarming when the collected water quality monitoring data is not authentic.
7. The water quality on-line monitoring data verification system according to claim 6, wherein the data authenticity judgment module comprises:
a position offset judging unit, configured to compare the information of the current position of the data acquisition and transmission device obtained through splitting with an initial layout position of the data acquisition and transmission device prestored in the remote server, so as to judge whether an offset of the current position of the data acquisition and transmission device exceeds a preset threshold,
if so, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not real;
and if not, judging that the water quality monitoring data acquired by the data acquisition and transmission device is real.
8. The system for checking the water quality online monitoring data according to claim 6 or 7, wherein the data authenticity judging module comprises:
a data consistency judging unit, for comparing the IMEI information and the ICCID information of the Internet of things card with the IMEI information list and the ICCID information list pre-stored in the remote server respectively for information consistency,
if the IMEI information and the ICCID information are successfully compared, judging that the water quality monitoring data acquired by the data acquisition and transmission device is real;
and if the IMEI or ICCID information comparison is unsuccessful, judging that the water quality monitoring data acquired by the data acquisition and transmission device is not true.
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