CN117896185A - Method, device, gateway, equipment and medium for determining authority of Internet of things data in facility agriculture - Google Patents
Method, device, gateway, equipment and medium for determining authority of Internet of things data in facility agriculture Download PDFInfo
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Abstract
The invention provides a method, a device, a gateway, equipment and a medium for confirming the authority of data of a facility agriculture internet of things, and relates to the technical field of the facility agriculture internet of things, wherein the method comprises the following steps: obtaining rights data corresponding to a gateway of the target Internet of things; generating rights encryption information corresponding to the target internet of things gateway according to the rights data; and constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data. The invention realizes the watermarking processing of the data of the facility agriculture Internet of things, can trace back the source of the data, and simultaneously improves the safety of the data of the facility agriculture Internet of things.
Description
Technical Field
The invention relates to the technical field of facility agriculture Internet of things, in particular to a method, a device, a gateway, equipment and a medium for determining the right of data of the facility agriculture Internet of things.
Background
With the continuous development of technologies such as digitization, networking and the internet of things, facility agriculture is mature in agricultural industry application, and internet of things data becomes an important data source in the fields of agricultural production, scientific research, agricultural government supervision and the like.
The facility agriculture Internet of things data gradually becomes data assets in the fields of multi-mode large model training, growth prediction, real-time monitoring and the like due to the advantages of data structure standards, timely updating, huge volume and the like. The data asset is different from the traditional asset, when the data is validated, especially for the data of the Internet of things of the facility agriculture, the validation is mainly performed on line in a manual mode at present, and the problems of complex rights, difficult tracing, easy stealing and the like exist.
Therefore, there is a need for a method, a device, a gateway, a device and a medium for determining the authority of internet of things data in a facility agriculture to solve the above problems.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a method, a device, a gateway, equipment and a medium for determining the right of the data of the Internet of things in the facility agriculture.
The invention provides a method for determining the authority of data of the Internet of things of facility agriculture, which comprises the following steps:
obtaining rights data corresponding to a gateway of the target Internet of things;
generating rights encryption information corresponding to the target internet of things gateway according to the rights data;
And constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
According to the method for determining the rights of the data of the Internet of things in the facility agriculture, before the rights data corresponding to the gateway of the Internet of things is obtained, the method further comprises the following steps:
acquiring corresponding rights key words and target keys from a preset rights database according to the identity information of the target internet of things gateway, wherein the encoding mode of the rights key words is UTF-8 encoding, and the encoding length is 4 bytes;
the obtaining the rights data corresponding to the gateway of the target internet of things comprises:
And constructing the rights data corresponding to the target Internet of things gateway according to the rights keywords and the target secret key.
According to the method for determining the rights of the facility agriculture internet of things data, the rights encryption information corresponding to the target internet of things gateway is generated according to the rights data, and the method comprises the following steps:
and based on a preset encryption algorithm, carrying out encryption processing on the rights key through the target key to obtain rights encryption information corresponding to the target Internet of things gateway.
According to the method for determining the right of the facility agriculture internet of things data, before the target watermark data is constructed according to the target pseudo-tuple data and the rights encryption information, the method further comprises the following steps:
carrying out hash operation on a plurality of original facility agriculture Internet of things data received by the target Internet of things gateway in a preset period to obtain standardized data primary key values corresponding to the original facility agriculture Internet of things data;
generating original tuple data according to the original facility agriculture Internet of things data and the standardized data primary key value corresponding to the original facility agriculture Internet of things data, and constructing and obtaining the original facility agriculture Internet of things standardized data based on the original tuple data;
receiving a first input, wherein the first input comprises an operation of determining a preset value range;
and responding to the first input, and carrying out mean value processing on the original facility agriculture Internet of things data in the preset value range based on a preset pseudo-tuple number threshold value to construct a plurality of target pseudo-tuple data.
According to the method for determining the right of the facility agriculture internet of things data, which is provided by the invention, the target watermark data is constructed according to the target pseudo-tuple data and the rights encryption information, and the method comprises the following steps:
performing hash operation on each target pseudo-tuple data to obtain a pseudo-tuple primary key value corresponding to each target pseudo-tuple data;
Performing hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, a first tuple quantity and a second tuple quantity to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the first tuple quantity is the quantity of the original tuple data corresponding to a plurality of original facility agriculture internet of things data received by the target internet of things gateway in the preset period; the second tuple number is the number of the target pseudo tuple data in the preset period;
And replacing information of a preset length position in a pseudo-tuple primary key value corresponding to the target pseudo-tuple data with the rights encryption information to obtain a replaced pseudo-tuple primary key value, and associating the replaced pseudo-tuple primary key value with the corresponding target pseudo-tuple data to generate the target watermark data.
According to the method for determining the right of the data of the Internet of things of the facility agriculture, the method for embedding the target watermark data into the original data of the Internet of things of the facility agriculture received by the gateway of the target Internet of things to obtain the right-determining data corresponding to the data of the Internet of things of the facility agriculture comprises the following steps:
determining the embedding position of each target watermark data in the standardized data of the original facility agriculture Internet of things according to the main key value of the pseudo-tuple corresponding to each target pseudo-tuple data and the main key value of the standardized data;
And embedding each target watermark data into the standardized data of the original facility agriculture Internet of things according to the embedding position, and generating the corresponding right data of the original facility agriculture Internet of things data.
According to the method for determining the right of the data of the Internet of things in the facility agriculture, hash operation is performed according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, the first tuple number and the second tuple number to obtain hash sequence values corresponding to each target pseudo-tuple data, and the method comprises the following steps:
Based on a hash sequence value formula, carrying out hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, the first tuple number and the second tuple number to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the hash sequence value formula is as follows:
；
Wherein denotes a hash sequence value,/> denotes key information,/> denotes target pseudo-tuple data,/> denotes a pseudo-tuple primary key value corresponding to the target pseudo-tuple,/> denotes a first tuple number, and/> denotes a second tuple number.
The invention provides a method for confirming the authority of the data of the Internet of things of facility agriculture, which further comprises the following steps:
And carrying out protocol conversion on the data of the different types of sensors received by the target Internet of things gateway to obtain the original facility agriculture Internet of things data.
The invention also provides a device for confirming the authority of the data of the Internet of things in the facility agriculture, which comprises the following steps:
the configuration module is used for acquiring the rights data corresponding to the gateway of the target Internet of things;
The rights encryption information generation module is used for generating rights encryption information corresponding to the target internet of things gateway according to the rights data;
The watermarking module is used for constructing target watermarking data according to the target pseudo-tuple data and the rights encryption information, embedding the target watermarking data into the original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
The invention further provides an Internet of things gateway, which comprises the facility agriculture Internet of things data right determining device.
The invention also provides electronic equipment, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor realizes the data right confirming method of the facility agriculture Internet of things when executing the program.
The invention also provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method of data validation for the internet of things of facility agriculture as described in any of the above.
According to the method, the device, the gateway, the equipment and the medium for determining the rights of the facility agriculture Internet of things data, rights encryption information is generated through the obtained rights data corresponding to the target Internet of things gateway, then target pseudo-tuple data and the rights encryption information which are obtained through construction according to the original facility agriculture Internet of things data are constructed, target watermark data are constructed, finally the target watermark data are embedded into the original facility agriculture Internet of things data, and the rights data corresponding to the original facility agriculture Internet of things data are obtained, so that watermark processing of standardized environment monitoring data is realized when the rights of the facility agriculture Internet of things data are complex, the sources of the data can be traced, and meanwhile, the safety of the facility agriculture Internet of things data is improved.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of a method for determining the authority of the data of the Internet of things in the facility agriculture;
FIG. 2 is a schematic diagram of the process of determining the authority provided by the present invention;
fig. 3 is a schematic diagram of embedding watermark data into original facility agriculture internet of things data;
Fig. 4 is a schematic structural diagram of a data right-determining device of the internet of things of facility agriculture;
Fig. 5 is a schematic architecture diagram of an internet of things gateway provided by the invention;
Fig. 6 is a schematic structural diagram of an electronic device provided by the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Aiming at the problems that the existing facility agriculture Internet of things data is complex in property, difficult to trace, easy to steal and the like, the invention provides a method for determining the right of the facility agriculture Internet of things data based on a digital watermarking technology. When sensitive data exchange is carried out from an original environment to a target environment, watermark marks are implanted into data through a certain method, so that the data has the factors of a recognizable distributor, a distributed object, a distributed time, a distributed purpose and the like, and meanwhile, the data processing process of the data characteristics or the content required by the target environment service is reserved. According to the invention, the data watermark is embedded in the data of the facility agriculture Internet of things, so that a stealth identifier can be added to the data in the database of the facility agriculture Internet of things on the premise of protecting the data privacy and ensuring the data security, and the source and the responsible party of the data can be traced under the condition of data leakage or illegal transmission.
Fig. 1 is a flow chart of a method for determining the authority of the internet of things data of the facility agriculture, and as shown in fig. 1, the invention provides a method for determining the authority of the internet of things data of the facility agriculture, which comprises the following steps:
And step 101, obtaining the ownership data corresponding to the gateway of the target Internet of things.
In the invention, the authority determination process of the facility agriculture Internet of things data can be completed through each Internet of things gateway. In the invention, a plurality of Internet of things gateways exist in a facility agriculture scene, and each Internet of things gateway carries out connection configuration management through a data center (or a cloud platform and the like) so as to realize data intercommunication between the data center and the Internet of things gateway. In the data center station, the secret key and the rights key of each Internet of things gateway can be set, so that rights data corresponding to each Internet of things gateway are constructed and obtained, and the rights data are issued to the corresponding Internet of things gateway. According to the invention, the gateway key and the rights and interests keyword of each Internet of things gateway in the facility agriculture are managed and maintained through the data center, so that the tracing of the rights and interests of the data can be conveniently inquired later, and the data right confirming efficiency is improved.
Meanwhile, the invention is illustrated by the Internet of things data acquired by one of the Internet of things gateways (namely the target Internet of things gateway) in the facility agriculture. According to the invention, the environmental parameters in the facility agriculture are monitored through the temperature sensor, the illumination intensity sensor, the soil humidity sensor, the air humidity sensor, the carbon dioxide concentration sensor and other sensing detection sensors which are arranged in the facility agriculture greenhouse, the network communication configuration is carried out with the target Internet of things gateway, and the monitoring parameters are uploaded to the target Internet of things gateway in real time, so that the target Internet of things gateway obtains the facility agriculture data (namely the original facility agriculture Internet of things data).
And 102, generating rights encryption information corresponding to the target Internet of things gateway according to the rights data.
In the present invention, the rights data at least includes a rights keyword and a key, specifically, in an embodiment, based on the key of the target internet of things gateway (i.e. the target key), the rights keyword is encrypted by a symmetric block cipher algorithm, such as SM4 algorithm, so as to generate corresponding rights encryption information as important identification data for subsequently constructing watermark data. In this embodiment, for the length of the unified rights encryption information, the subsequent watermark data processing is facilitated, and the encoding mode of the rights keyword is UTF-8 encoding, and the encoding length is 4 bytes (32-bit storage length).
And 103, constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into the original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
Fig. 2 is an overall schematic diagram of the authority determining process provided by the present invention, and referring to fig. 2, the gateway of the internet of things may be used as a gateway transmission layer, and the key management, the rights keyword setting (e.g. according to the identity information of each gateway of the internet of things), the data storage, etc. may be performed by the data center, so as to implement connection configuration management of multiple gateways of the internet of things, and implement data intercommunication between the data center and the gateway of the internet of things. In the data center, the key and the rights and interests keywords of each Internet of things gateway are set, and the keys and rights and interests keywords are issued to the corresponding Internet of things gateway according to the identity information of each Internet of things gateway, so that the management and maintenance of the gateway key and rights and interests keywords are realized, and the follow-up realization of the tracing of the data rights and interests is facilitated.
Specifically, in the invention, first, original facility agriculture internet of things data (namely, environment monitoring sensing monitoring data such as facility temperature, light, water, gas, fertilizer and the like which are uploaded to a gateway transmission layer by a sensing layer) are processed to obtain target pseudo-tuple data, wherein sensor monitoring data are acquired by sensing detection sensors such as a temperature sensor, an illumination intensity sensor, a soil humidity sensor, an air humidity sensor, a carbon dioxide concentration sensor and the like which are arranged in a facility agriculture greenhouse, the target pseudo-tuple data can be obtained by processing and extracting the original data, and rights encryption information is used for ensuring the safety and the reliability of digital watermarks.
Further, the built target watermark data is embedded into the received original facility agriculture Internet of things data, the usability of the original data is not affected by the digital watermark in the invention, and additional information can be hidden and transmitted, so that the functions of authentication, tracking, anti-counterfeiting and the like of the data are realized. After watermark embedding is completed, the corresponding right-confirming data of the original facility agriculture Internet of things data can be obtained, and the data after digital watermark processing is beneficial to verifying the source and the authenticity of the data, so that the safety and the credibility of the data are ensured. According to the invention, the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data, so that the characteristics and the attributes of the original data can be reflected well, and important information in the original data can be focused more accurately when the target watermark data is constructed, thereby improving the robustness and confidentiality of the watermark. In addition, in the invention, the gateway transmission layer, namely the gateway processing of the Internet of things, can carry out watermark processing and data transmission on the data, and can also carry out data transcoding processing, network conversion, master control management and the like on the monitoring data uploaded by the sensor.
According to the method for determining the authority of the facility agriculture internet of things data, the authority encryption information is generated through the acquired authority data corresponding to the target internet of things gateway, then the target pseudo-tuple data and the authority encryption information which are constructed according to the original facility agriculture internet of things data are constructed, the target watermark data are constructed, and finally the target watermark data are embedded into the original facility agriculture internet of things data to obtain the authority data corresponding to the original facility agriculture internet of things data, so that watermark processing of standardized environment monitoring data is realized when the facility agriculture internet of things data are in a complex condition, the source of the data can be traced, and meanwhile, the safety of the facility agriculture internet of things data is improved.
On the basis of the foregoing embodiment, before the obtaining the rights data corresponding to the target internet of things gateway, the method further includes:
acquiring corresponding rights key words and target keys from a preset rights database according to the identity information of the target internet of things gateway, wherein the encoding mode of the rights key words is UTF-8 encoding, and the encoding length is 4 bytes;
the obtaining the rights data corresponding to the gateway of the target internet of things comprises:
And constructing the rights data corresponding to the target Internet of things gateway according to the rights keywords and the target secret key.
In the invention, the rights key word is encrypted to generate rights encryption information which is used as important identification data for generating watermark data mainly through presetting an encryption algorithm and corresponding key information (namely a target key). In one embodiment, to normalize the rights encryption information length, the encoding mode of defining the rights key is UTF-8 encoding, the encoding length is 4 bytes (32-bit storage length), so that the information of the preset length position in the primary key value of the target pseudo-tuple can be replaced by the rights encryption information in the subsequent watermarking process.
On the basis of the foregoing embodiment, the generating, according to the rights data, rights encryption information corresponding to the target internet of things gateway includes:
and based on a preset encryption algorithm, carrying out encryption processing on the rights key through the target key to obtain rights encryption information corresponding to the target Internet of things gateway.
In the invention, a preset rights database is arranged in a data center, a target internet of things gateway acquires corresponding rights keywords and target keys from the preset rights database of the data center through self identity information, an SM4 algorithm is adopted to generate 24-bit encryption character strings, namely rights encryption information, for example, certain area information of a facility agriculture area of the target internet of things gateway is taken as the rights keywords, the rights keywords are encrypted according to the issued target keys through the SM4 algorithm, and then a character string 'Tclk LBYZyeSXzXMl +56LA=' with fixed length of 24 bits is generated, so that the character strings are taken as the rights encryption information.
On the basis of the above embodiment, before the constructing the target watermark data according to the target pseudo-tuple data and the rights encryption information, the method further includes:
carrying out hash operation on a plurality of original facility agriculture Internet of things data received by the target Internet of things gateway in a preset period to obtain standardized data primary key values corresponding to the original facility agriculture Internet of things data;
generating original tuple data according to the original facility agriculture Internet of things data and the standardized data primary key value corresponding to the original facility agriculture Internet of things data, and constructing and obtaining the original facility agriculture Internet of things standardized data based on the original tuple data;
receiving a first input, wherein the first input comprises an operation of determining a preset value range;
and responding to the first input, and carrying out mean value processing on the original facility agriculture Internet of things data in the preset value range based on a preset pseudo-tuple number threshold value to construct a plurality of target pseudo-tuple data.
In the invention, a target internet of things gateway performs hash operation on each piece of original facility agriculture internet of things data acquired in a preset period to generate a hash value with the length of 40 corresponding to each piece of original facility agriculture internet of things data, so that the hash value is used as a main key value, namely a standardized main key value, of the piece of original facility agriculture internet of things data, fig. 3 is a schematic diagram of embedding watermark data provided by the invention into the original facility agriculture internet of things data, and can refer to fig. 3, hash operation can be performed on the original facility agriculture internet of things data such as temperature, illumination intensity, soil humidity, air humidity and carbon dioxide concentration to obtain a corresponding standardized data main key value (namely SID), and then the standardized data main key value is associated with the corresponding original facility agriculture internet of things data to form original tuple data.
Further, in an embodiment, the target internet of things gateway performs constraint by taking a business meaning as a preset value range according to a data type and a format of each attribute of data to construct simulation data, and then determines an insertion position of a main key value corresponding to the simulation data in standardized data of the original facility agriculture internet of things according to a key, so as to perform data insertion operation on a target pseudo tuple formed by the simulation data. Specifically, in the invention, aiming at monitoring data such as temperature, humidity, light intensity and the like, in a preset value range, the original facility agriculture internet of things data is processed by adopting a mean method, a plurality of target pseudo-tuple data are constructed, for example, corresponding mean values are calculated according to 10 temperature data, humidity data and light intensity data respectively, and a group of pseudo-tuple data is formed. In the present invention, to ensure that the original data is not distorted, the proportion of the target pseudo-tuple data needs to be defined according to a preset pseudo-tuple number threshold, for example, the number of the target pseudo-tuple data is determined according to the proportion (for example, the proportion is 10%) of the total standardized data of the internet of things of the original facility agriculture.
On the basis of the foregoing embodiment, the constructing target watermark data according to the target pseudo-tuple data and the rights encryption information includes:
performing hash operation on each target pseudo-tuple data to obtain a pseudo-tuple primary key value corresponding to each target pseudo-tuple data;
Performing hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, a first tuple quantity and a second tuple quantity to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the first tuple quantity is the quantity of the original tuple data corresponding to a plurality of original facility agriculture internet of things data received by the target internet of things gateway in the preset period; the second tuple number is the number of the target pseudo tuple data in the preset period;
And replacing information of a preset length position in a pseudo-tuple primary key value corresponding to the target pseudo-tuple data with the rights encryption information to obtain a replaced pseudo-tuple primary key value, and associating the replaced pseudo-tuple primary key value with the corresponding target pseudo-tuple data to generate the target watermark data.
In the present invention, the pseudo-tuple primary key value of each target pseudo-tuple, that is, the SID of the target pseudo-tuple, is obtained by performing a hash operation on each target pseudo-tuple data, for example, the SID of a certain target pseudo-tuple is "bb0fab3fc9aa47cc91e90cc1a005397b67a37cf3".
Further, based on the rights encryption information generated by the rights data of the target internet of things gateway in the above embodiment, the rights encryption information "Tclk LBYZyeSXzXMl +56 la=", as obtained in the above embodiment, corresponds to the SID of the target pseudo-tuple data as "bb0fab3fc9aa47cc91e90cc1a005397b67a37cf3". Then, the information of 24 bits in the middle (i.e. the position of the preset length can be determined based on the coding mode of the rights key word) is intercepted from the 9 th bit of the SID, the rights encryption information is used for replacing (refer to the position marked by a dotted line frame in fig. 3), the SID data with watermark data (i.e. bb0fab3fTclk3LBYZyeSXzXMl +56 LA= 67a37cf 3) is finally formed, and then the SID data with watermark data is associated with the corresponding simulation data (i.e. the target pseudo-tuple data), so that complete pseudo-tuple information is generated, and the target watermark data is obtained. Finally, embedding the target watermark data into the standardized data of the original facility agriculture Internet of things according to the hash sequence value corresponding to the SID of the target pseudo-tuple data to generate the right-determining data corresponding to the data of the original facility agriculture Internet of things.
On the basis of the foregoing embodiment, the embedding the target watermark data into the original facility agriculture internet of things data received by the target internet of things gateway to obtain the right-determining data corresponding to the original facility agriculture internet of things data includes:
determining the embedding position of each target watermark data in the standardized data of the original facility agriculture Internet of things according to the main key value of the pseudo-tuple corresponding to each target pseudo-tuple data and the main key value of the standardized data;
And embedding each target watermark data into the standardized data of the original facility agriculture Internet of things according to the embedding position, and generating the corresponding right data of the original facility agriculture Internet of things data.
According to the method, the embedded position of each target watermark data in the standardized data of the Internet of things of original facility agriculture is determined according to the main key value of the pseudo-tuple corresponding to each target pseudo-tuple data and the main key value of the standardized data. In one embodiment, the embedding location of the watermark data may be determined by a specific algorithm to ensure the integrity and accuracy of the data.
Furthermore, each target watermark data is embedded into the original facility agriculture internet of things standardized data according to the determined embedding position, the watermark data can be used for identifying data sources or information of right, ownership and integrity of the data can be protected through embedding the watermark data, embedding of the watermark data into the agriculture internet of things standardized data is achieved, safety and credibility of the facility agriculture data are improved, the data is prevented from being tampered or stolen, and support is provided for legal use and management of the data.
Specifically, in the invention, the hash sequence value of each target pseudo-tuple data can be calculated through a hash sequence value formula, and then the embedding position of the target watermark data in the standardized data of the Internet of things of the original facility agriculture after the construction of the target watermark data is completed is determined according to the calculated hash sequence value. Optionally, on the basis of the foregoing embodiment, performing a hash operation according to each piece of target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each piece of target pseudo-tuple data, key information, the first tuple number, and the second tuple number, to obtain a hash sequence value corresponding to each piece of target pseudo-tuple data, where the hash sequence value includes:
Based on a hash sequence value formula, carrying out hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, the first tuple number and the second tuple number to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the hash sequence value formula is as follows:
；
Wherein denotes a hash sequence value,/> denotes key information,/> denotes target pseudo-tuple data,/> denotes a pseudo-tuple primary key value corresponding to the target pseudo-tuple, and/> denotes a first tuple number; and/> represents the number of second tuples, which are determined according to the ratio of the number of first tuples, so as to ensure that the original data is not distorted.
In the invention, watermark data embedded in original facility agriculture internet of things standardized data is required to have higher concealment and distinguishing performance, and the original facility agriculture internet of things standardized data added with watermark information has no distortion.
On the basis of the above embodiment, the method further includes:
And carrying out protocol conversion on the data of the different types of sensors received by the target Internet of things gateway to obtain the original facility agriculture Internet of things data.
In the invention, as the types of sensors in facility agriculture are more, the interfaces and protocols of the sensors are also various, such as an analog interface, an RS485 interface and a Zig-Bee interface, the gateway of the Internet of things firstly carries out protocol conversion aiming at different transmission protocols of different sensors, so that the data has a consistent format, the availability and operability of the data are improved, and the subsequent data receiving and standardization processing are completed.
In an embodiment, the method for determining the right of the data of the Internet of things in the facility agriculture is integrally described, and can be shown by referring to fig. 2, a data center can realize remote management of a plurality of gateways of the Internet of things, and a secret key and a rights keyword are set through the data center and are issued to the corresponding gateway of the Internet of things; the facility sensors corresponding to the gateways of the Internet of things upload sensing data (such as temperature, illumination intensity, soil humidity, air humidity, carbon dioxide concentration and the like) monitored in real time; aiming at different transmission protocols among different sensors, the gateway of the Internet of things can perform protocol conversion and standardization processing on the environment monitoring sensing data, further realize watermark processing on the standardized environment monitoring data according to keys and rights keywords issued by the data center station, form a data set containing watermarks, and transmit the data set containing watermarks back to the data center station through the network management module.
The device for confirming the data of the Internet of things of the facility agriculture provided by the invention is described below, and the device for confirming the data of the Internet of things of the facility agriculture described below and the method for confirming the data of the Internet of things of the facility agriculture described above can be correspondingly referred to each other.
Fig. 4 is a schematic structural diagram of a device for determining rights of data of a facility agriculture internet of things, as shown in fig. 4, the invention provides a device for determining rights of data of a facility agriculture internet of things, which comprises a configuration module 401, a rights encryption information generation module 402 and a watermarking module 403, wherein the configuration module 401 is used for acquiring rights data corresponding to a gateway of a target internet of things; the rights encryption information generation module 402 is configured to generate rights encryption information corresponding to the target internet of things gateway according to the rights data; the watermarking module 403 is configured to construct target watermark data according to the target pseudo-tuple data and the rights encryption information, and embed the target watermark data into the original facility agriculture internet of things data received by the target internet of things gateway to obtain the right data corresponding to the original facility agriculture internet of things data, where the target pseudo-tuple data is constructed based on the original facility agriculture internet of things data.
In the invention, the authority determination process of the facility agriculture Internet of things data can be completed through each Internet of things gateway. In the invention, a plurality of Internet of things gateways exist in a facility agriculture scene, and each Internet of things gateway carries out connection configuration management through a data center (or a cloud platform and the like) so as to realize data intercommunication between the data center and the Internet of things gateway. In the data center, the key and the rights keyword of each internet of things gateway can be set, so that rights data corresponding to each internet of things gateway are constructed and obtained, and are issued to the corresponding internet of things gateway, and the rights data are received through the configuration module 401 in the internet of things gateway. According to the invention, the gateway key and the rights and interests keyword of each Internet of things gateway in the facility agriculture are managed and maintained through the data center, so that the tracing of the rights and interests of the data can be conveniently inquired later, and the data right confirming efficiency is improved.
Meanwhile, the invention is illustrated by the Internet of things data acquired by one of the Internet of things gateways (namely the target Internet of things gateway) in the facility agriculture. According to the invention, the environmental parameters in the facility agriculture are monitored by sensing detection sensors such as a temperature sensor, an illumination intensity sensor, a soil humidity sensor, an air humidity sensor, a carbon dioxide concentration sensor and the like which are arranged in the facility agriculture greenhouse, and the monitoring parameters are uploaded to the target Internet of things gateway in real time based on the sensor access module to carry out network communication configuration with the target Internet of things gateway, so that the target Internet of things gateway obtains facility agriculture data (namely original facility agriculture Internet of things data).
Further, in the present invention, the rights data at least includes a rights keyword and a key, and the rights encryption information generation module 402 performs encryption processing on the rights keyword through a symmetric block cipher algorithm, such as SM4 algorithm, based on the key of the target internet of things gateway (i.e., the target key), thereby generating corresponding rights encryption information as important identification data for subsequently constructing watermark data. In this embodiment, for the length of the unified rights encryption information, the subsequent watermark data processing is facilitated, and the encoding mode of the rights keyword is UTF-8 encoding, and the encoding length is 4 bytes (32-bit storage length).
Further, the watermarking module 403 processes the original facility agriculture internet of things data to obtain target pseudo-tuple data, wherein sensor monitoring data are collected by sensing detection sensors such as a temperature sensor, an illumination intensity sensor, a soil humidity sensor, an air humidity sensor, a carbon dioxide concentration sensor and the like which are arranged in a facility agriculture greenhouse, the target pseudo-tuple data can be obtained by processing and extracting the original data, and rights encryption information is used for ensuring the safety and the credibility of the digital watermark. Then, the watermarking module 403 embeds the target watermark data obtained by construction into the received original facility agriculture internet of things data, and the digital watermark does not affect the usability of the original data in the invention, and can hide and transmit additional information so as to realize the functions of authentication, tracking, anti-counterfeiting and the like of the data. After watermark embedding is completed, the corresponding right-confirming data of the original facility agriculture Internet of things data can be obtained, and the data after digital watermark processing is beneficial to verifying the source and the authenticity of the data, so that the safety and the credibility of the data are ensured. According to the invention, the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data, so that the characteristics and the attributes of the original data can be reflected well, and important information in the original data can be focused more accurately when the target watermark data is constructed, thereby improving the robustness and confidentiality of the watermark.
According to the device for determining the rights of the facility agriculture Internet of things data, rights encryption information is generated through the rights data corresponding to the obtained target Internet of things gateway, then target pseudo-tuple data and the rights encryption information which are obtained through construction according to the original facility agriculture Internet of things data are constructed, target watermark data are constructed, finally the target watermark data are embedded into the original facility agriculture Internet of things data, and the rights data corresponding to the original facility agriculture Internet of things data are obtained, so that watermark processing of standardized environment monitoring data is achieved when the facility agriculture Internet of things data rights are complex, sources of the data can be traced, and meanwhile safety of the facility agriculture Internet of things data is improved.
The device provided by the invention is used for executing the method embodiments, and specific flow and details refer to the embodiments and are not repeated herein.
The invention further provides an Internet of things gateway, which comprises the device for determining the right of the facility agriculture Internet of things data.
Fig. 5 is a schematic diagram of an architecture of an Internet of things gateway provided by the present invention, and may refer to fig. 5, in the present invention, an Internet of things gateway is provided with a device for determining authority of facility agriculture Internet of things data provided by the above embodiment, where the device for determining authority mainly includes a network management module, a watermarking module, a master control management module and a protocol conversion module, where the network management module is mainly connected with a remote service, and needs to use a remote communication technology to perform network intercommunication with a data center (or a data center) to implement data uploading and interaction, and mainly includes Internet communication and mobile communication, etc., such as an ethernet communication unit and a WiFi communication unit for accessing an Internet network, a GPRS communication unit and a 4G communication unit and an NB-IOT communication unit for accessing a mobile communication network, and the communication protocol used is TCP/UDP, and HTTP and Modbus based on TCP/UDP.
The watermarking module is an algorithm center of the invention, is mainly used for realizing watermarking of sensing monitoring data of the Internet of things, and comprises key management, algorithm management, watermarking management, encryption rights keyword storage management and the like, and can be specifically referred to the above embodiments.
The main control management module mainly comprises functions of remote access management, positioning management, data forwarding, protocol management, data storage, data display, parameter configuration, power management, application calculation, indicator light management, sensor access control and the like, and performs corresponding processing after acquiring data issued by the data center station according to a communication protocol of the network management module. Specifically, sensor terminal data is uploaded to a main control management module through a protocol conversion unit interface, is forwarded to a watermarking module after standardized processing, and the watermarking data is packaged again by a network management module and transmitted to a data center station.
The protocol conversion module comprises an RS485 communication module, a Zig-bee communication module, a WiFi communication module, a Lora communication module and the like, is used for connecting sensors in a facility agriculture scene, is generally used for a short-distance communication technology, mainly comprises RS485, zig-Bee, wiFi, loRa and the like, and is used for solving the problem of incompatibility of various sensor protocols.
According to the gateway of the Internet of things, the rights encryption information is generated through the rights data corresponding to the acquired gateway of the target Internet of things, then the target pseudo-tuple data and the rights encryption information are constructed according to the original facility agriculture Internet of things data, the target watermark data is constructed, and finally the target watermark data is embedded into the original facility agriculture Internet of things data to obtain the rights data corresponding to the original facility agriculture Internet of things data, so that watermark processing of standardized environment monitoring data is realized when the facility agriculture Internet of things data rights are complex, the sources of the data can be traced, and meanwhile, the safety of the facility agriculture Internet of things data is improved.
Fig. 6 is a schematic structural diagram of an electronic device according to the present invention, as shown in fig. 6, the electronic device may include: processor (processor) 601, communication interface (Communications Interface) 602, memory (memory) 603 and communication bus 604, wherein processor 601, communication interface 602, memory 603 accomplish the communication between each other through communication bus 604. The processor 601 may invoke logic instructions in the memory 603 to perform a facility agriculture internet of things data validation method comprising: obtaining rights data corresponding to a gateway of the target Internet of things; generating rights encryption information corresponding to the target internet of things gateway according to the rights data; and constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
Further, the logic instructions in the memory 603 described above may be implemented in the form of software functional units and may be stored in a computer readable storage medium when sold or used as a stand alone product. Based on this understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a usb disk, a removable hard disk, a read-only memory (ROM), a random access memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, enable the computer to perform the method of data validation of the internet of things of protected agriculture provided by the methods described above, the method comprising: obtaining rights data corresponding to a gateway of the target Internet of things; generating rights encryption information corresponding to the target internet of things gateway according to the rights data; and constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
In still another aspect, the present invention further provides a non-transitory computer readable storage medium having stored thereon a computer program, which when executed by a processor is implemented to perform the method for determining the authority of the internet of things data of facility agriculture provided by the above embodiments, the method comprising: obtaining rights data corresponding to a gateway of the target Internet of things; generating rights encryption information corresponding to the target internet of things gateway according to the rights data; and constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.
From the above description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course may be implemented by means of hardware. Based on this understanding, the foregoing technical solution may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the respective embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (12)
1. The utility agriculture internet of things data right-determining method is characterized by comprising the following steps:
obtaining rights data corresponding to a gateway of the target Internet of things;
generating rights encryption information corresponding to the target internet of things gateway according to the rights data;
And constructing target watermark data according to the target pseudo-tuple data and the rights encryption information, and embedding the target watermark data into original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
2. The method for determining rights of internet of things data for facility agriculture according to claim 1, wherein before the rights data corresponding to the target internet of things gateway is obtained, the method further comprises:
acquiring corresponding rights key words and target keys from a preset rights database according to the identity information of the target internet of things gateway, wherein the encoding mode of the rights key words is UTF-8 encoding, and the encoding length is 4 bytes;
the obtaining the rights data corresponding to the gateway of the target internet of things comprises:
And constructing the rights data corresponding to the target Internet of things gateway according to the rights keywords and the target secret key.
3. The method for determining rights of data of the internet of things of facility agriculture according to claim 2, wherein the generating rights encryption information corresponding to the target internet of things gateway according to the rights data comprises:
and based on a preset encryption algorithm, carrying out encryption processing on the rights key through the target key to obtain rights encryption information corresponding to the target Internet of things gateway.
4. The facility agriculture internet of things data validation method of claim 1, wherein prior to said constructing target watermark data from target pseudo-tuple data and said rights encryption information, the method further comprises:
carrying out hash operation on a plurality of original facility agriculture Internet of things data received by the target Internet of things gateway in a preset period to obtain standardized data primary key values corresponding to the original facility agriculture Internet of things data;
generating original tuple data according to the original facility agriculture Internet of things data and the standardized data primary key value corresponding to the original facility agriculture Internet of things data, and constructing and obtaining the original facility agriculture Internet of things standardized data based on the original tuple data;
receiving a first input, wherein the first input comprises an operation of determining a preset value range;
and responding to the first input, and carrying out mean value processing on the original facility agriculture Internet of things data in the preset value range based on a preset pseudo-tuple number threshold value to construct a plurality of target pseudo-tuple data.
5. The method for determining rights of data of a facility agriculture internet of things according to claim 4, wherein the constructing target watermark data based on the target pseudo-tuple data and the rights encryption information comprises:
performing hash operation on each target pseudo-tuple data to obtain a pseudo-tuple primary key value corresponding to each target pseudo-tuple data;
Performing hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, a first tuple quantity and a second tuple quantity to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the first tuple quantity is the quantity of the original tuple data corresponding to a plurality of original facility agriculture internet of things data received by the target internet of things gateway in the preset period; the second tuple number is the number of the target pseudo tuple data in the preset period;
And replacing information of a preset length position in a pseudo-tuple primary key value corresponding to the target pseudo-tuple data with the rights encryption information to obtain a replaced pseudo-tuple primary key value, and associating the replaced pseudo-tuple primary key value with the corresponding target pseudo-tuple data to generate the target watermark data.
6. The method for determining the right of the data of the internet of things of facility agriculture according to claim 5, wherein the embedding the target watermark data into the original data of the internet of things of facility agriculture received by the target internet of things gateway to obtain the right data corresponding to the data of the internet of things of facility agriculture comprises:
determining the embedding position of each target watermark data in the standardized data of the original facility agriculture Internet of things according to the main key value of the pseudo-tuple corresponding to each target pseudo-tuple data and the main key value of the standardized data;
And embedding each target watermark data into the standardized data of the original facility agriculture Internet of things according to the embedding position, and generating the corresponding right data of the original facility agriculture Internet of things data.
7. The method for determining the right of the data of the internet of things of facility agriculture according to claim 5, wherein the performing a hash operation according to each of the target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each of the target pseudo-tuple data, the key information, the first tuple number and the second tuple number to obtain the hash sequence value corresponding to each of the target pseudo-tuple data includes:
Based on a hash sequence value formula, carrying out hash operation according to each target pseudo-tuple data, the pseudo-tuple primary key value corresponding to each target pseudo-tuple data, key information, the first tuple number and the second tuple number to obtain hash sequence values corresponding to each target pseudo-tuple data, wherein the hash sequence value formula is as follows:
；
Wherein denotes a hash sequence value,/> denotes key information,/> denotes target pseudo-tuple data,/> denotes a pseudo-tuple primary key value corresponding to the target pseudo-tuple,/> denotes a first tuple number, and/> denotes a second tuple number.
8. The facility agriculture internet of things data validation method of claim 1, further comprising:
And carrying out protocol conversion on the data of the different types of sensors received by the target Internet of things gateway to obtain the original facility agriculture Internet of things data.
9. The utility agriculture internet of things data right-confirming device is characterized by comprising:
the configuration module is used for acquiring the rights data corresponding to the gateway of the target Internet of things;
The rights encryption information generation module is used for generating rights encryption information corresponding to the target internet of things gateway according to the rights data;
The watermarking module is used for constructing target watermarking data according to the target pseudo-tuple data and the rights encryption information, embedding the target watermarking data into the original facility agriculture Internet of things data received by the target Internet of things gateway to obtain the right data corresponding to the original facility agriculture Internet of things data, wherein the target pseudo-tuple data is constructed based on the original facility agriculture Internet of things data.
10. The gateway of the internet of things, which is characterized by comprising the device for determining the right of the data of the internet of things for facility agriculture according to claim 9.
11. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the facility agriculture internet of things data validation method of any of claims 1 to 8 when the computer program is executed.
12. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the method of data validation of the internet of things of facility agriculture according to any of claims 1 to 8.
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