CN113360940A - Block chain-based Internet of things data management method - Google Patents
Block chain-based Internet of things data management method Download PDFInfo
- Publication number
- CN113360940A CN113360940A CN202110621873.4A CN202110621873A CN113360940A CN 113360940 A CN113360940 A CN 113360940A CN 202110621873 A CN202110621873 A CN 202110621873A CN 113360940 A CN113360940 A CN 113360940A
- Authority
- CN
- China
- Prior art keywords
- data
- internet
- things
- snapshot
- block chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000013523 data management Methods 0.000 title claims abstract description 25
- 230000011218 segmentation Effects 0.000 claims description 5
- 238000012790 confirmation Methods 0.000 claims description 4
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Bioethics (AREA)
- Health & Medical Sciences (AREA)
- Databases & Information Systems (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention provides a block chain-based Internet of things data management method, which comprises the steps that an Internet of things platform carries out identity authentication on an Internet of things terminal, acquires Internet of things data of the Internet of things terminal after the authentication is passed, and sends the data to a branch division module; the system comprises a branch dividing module, a snapshot generating module and a block chain network, wherein the branch dividing module divides the data of the Internet of things into a plurality of branches according to the data attributes of the data of the Internet of things and sends the branches to the snapshot generating module; and the block chain network calculates the hash value of the snapshot file and stores the snapshot file into the interplanetary file system based on the hash value. The block chain-based Internet of things data management method provided by the invention has the advantages of low storage cost and high safety, can realize efficient storage of Internet of things data, can realize operation and transaction of data owning users, and improves the utilization rate of data resources.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to a block chain-based Internet of things data management method.
Background
With the continuous development and wide application of the technology of the internet of things, the total data generation amount of the internet of things equipment is greatly improved. The existing internet of things equipment has limited calculation, storage and bandwidth, and large-scale internet of things equipment management and data storage become a troublesome problem. How to realize effective identification of the internet of things equipment network, ensure the transmission safety of information, and effectively manage data generated by equipment is a problem to be solved in many application scenes of the internet of things. Therefore, it is necessary to design a block chain-based data management method for the internet of things.
Disclosure of Invention
The invention aims to provide a block chain-based Internet of things data management method, which is low in storage cost and high in safety, can realize efficient storage of Internet of things data, can realize data operation and transaction of data owning users, and improves the utilization rate of data resources.
In order to achieve the purpose, the invention provides the following scheme:
a block chain-based Internet of things data management method is applied to a block chain-based Internet of things data management system, and the system comprises: the system comprises a block chain network, a branch dividing module, a snapshot generating module and an Internet of things platform, wherein the Internet of things platform is used for performing identity authentication on Internet of things equipment and acquiring Internet of things data, the branch dividing module is used for dividing the Internet of things data into a plurality of branches according to data attributes, the snapshot generating module is used for dividing the Internet of things data in each branch into a plurality of snapshot files, and the block chain network is used for storing or updating the snapshot files;
the method comprises the following steps:
step 1: the Internet of things platform performs identity authentication on the Internet of things terminal, acquires Internet of things data of the Internet of things terminal after the authentication is passed, and sends the data to the branch division module;
step 2: the system comprises a branch dividing module, a snapshot generating module and a block chain network, wherein the branch dividing module divides the data of the Internet of things into a plurality of branches according to the data attributes of the data of the Internet of things and sends the branches to the snapshot generating module;
and step 3: and the block chain network calculates the hash value of the snapshot file and stores the snapshot file into the interplanetary file system based on the hash value.
Optionally, in step 1, the internet of things platform performs identity authentication on the internet of things terminal, specifically:
the method comprises the steps that the Internet of things platform obtains equipment information of the Internet of things terminal, the equipment information is compared with equipment information which is preset by the Internet of things platform and allows equipment to be accessed, if the comparison is passed, Internet of things data and the equipment information of the Internet of things terminal are obtained, and the equipment information is written into a block chain network.
Optionally, in step 2, the branch dividing module divides the data of the internet of things into a plurality of branches according to the data attribute of the data of the internet of things, specifically:
the branch dividing module divides the data of the internet of things into a plurality of branches according to the data name, the data producer or the data source of the data of the internet of things.
Optionally, in step 2, the snapshot generating module divides the internet of things data in each branch into a plurality of snapshot files, specifically:
the method comprises the steps that the Internet of things data in each branch are divided into a plurality of snapshot files by a snapshot generating module according to the generation time of the Internet of things data, wherein the Internet of things data generated at the same moment have the same timestamp, and the corresponding Internet of things data are divided into the plurality of snapshot files by the snapshot generating module according to the time interval of each timestamp.
Optionally, step 3 further includes performing branch merging on newly generated internet of things data generated at the same time, specifically:
the method comprises the steps of obtaining internet of things data newly generated in the same time interval of an internet of things terminal, carrying out branch division and snapshot file segmentation on the internet of things data to obtain a first snapshot file, obtaining a hash value of the snapshot file corresponding to the time interval, downloading a corresponding old version snapshot file from an interstellar file system through the hash value, carrying out snapshot merging on the old version snapshot file and the first snapshot file to obtain a second snapshot file, calculating the hash value of the second snapshot file, storing the second snapshot file into the interstellar file system according to the hash value, and finishing merging.
Optionally, the method further includes:
the block chain network acquires a registration request of a data owning user, verifies whether the registration request is legal or not, determines account information of the data owning user according to the registration request if the registration request is legal, allocates authority for the data owning user, and writes the account information and the authority information of the data owning user into the block chain;
and the block chain network acquires the operation request of the data owning user, verifies whether the operation request is legal or not according to the authority information, and generates corresponding data service according to the operation request if the operation request is legal.
Optionally, the acquiring, by the blockchain network, the registration request of the data owning user, and verifying whether the registration request is legal or not specifically includes:
and the block chain network acquires the equipment information in the registration request, compares the equipment information with the equipment information written in the block chain, and if the equipment information is consistent with the equipment information written in the block chain, determines that the registration request is legal.
Optionally, the method further includes:
the block chain network acquires a registration request of a data transaction user, verifies the validity of the identity of the data transaction user, determines account information of the data transaction user according to the registration request if the identity of the data transaction user is legal, and writes the account information of the data transaction user into the block chain;
and the blockchain network acquires the transaction request of the data transaction user, verifies the legality of the transaction request, sends the transaction request to the data owning user if the transaction request is legal, confirms the transaction request by the data owning user, and sends data service to the data transaction user according to the confirmation information of the data owning user.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects: the block chain-based Internet of things data management method provided by the invention has the advantages that the storage cost is low, the safety is high, the high-efficiency storage of the Internet of things data can be realized, the operation and transaction of data owning users can be realized, and the utilization rate of data resources is improved; the method comprises the steps that an Internet of things platform carries out identity authentication on an Internet of things terminal, the Internet of things data of the Internet of things terminal is obtained after the authentication is passed, the data are sent to a branch dividing module, the branch dividing module divides the Internet of things data into a plurality of branches according to the data attributes of the Internet of things data and sends the branches to a snapshot generating module, the snapshot generating module divides the Internet of things data in each branch into a plurality of snapshot files and sends the snapshot files to a block chain network, the block chain network calculates the hash value of the snapshot files, the snapshot files are stored in an interplanetary file system according to the hash value, the data are divided into the branches and the snapshot files, the data can be stored in order, each snapshot file is stored according to a unique determined hash value, the snapshot files can be searched conveniently, and new Internet of things data at the same moment can be combined in a branch manner, the method comprises the steps of obtaining newly generated Internet of things data in the same time interval of an Internet of things terminal, performing branch division and snapshot file segmentation on the Internet of things data to obtain a first snapshot file, obtaining a hash value of the snapshot file corresponding to the time interval, downloading a corresponding old version snapshot file from an interstellar file system through the hash value, performing snapshot merging on the old version snapshot file and the first snapshot file to obtain a second snapshot file, calculating the hash value of the second snapshot file, and storing the second snapshot file into the interstellar file system according to the hash value to complete merging, so that the use cost is reduced, and the processing performance is improved; the data owner user can operate the data and can also perform data transaction with the data transaction user, so that the utilization rate of data resources is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic flow chart of a block chain-based data management method for the internet of things in the embodiment of the invention.
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.
The invention aims to provide a block chain-based Internet of things data management method, which is low in storage cost and high in safety, can realize efficient storage of Internet of things data, can realize data operation and transaction of data owning users, and improves the utilization rate of data resources.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic flow diagram of a block chain-based data management method of the internet of things according to an embodiment of the present invention, and as shown in fig. 1, the block chain-based data management method of the internet of things according to the embodiment of the present invention is applied to a block chain-based data management system of the internet of things, and the system includes: the system comprises a block chain network, a branch dividing module, a snapshot generating module and an Internet of things platform, wherein the Internet of things platform is used for performing identity authentication on Internet of things equipment and acquiring Internet of things data, the branch dividing module is used for dividing the Internet of things data into a plurality of branches according to data attributes, the snapshot generating module is used for dividing the Internet of things data in each branch into a plurality of snapshot files, and the block chain network is used for storing or updating the snapshot files;
the method comprises the following steps:
step 1: the Internet of things platform performs identity authentication on the Internet of things terminal, acquires Internet of things data of the Internet of things terminal after the authentication is passed, and sends the data to the branch division module;
step 2: the system comprises a branch dividing module, a snapshot generating module and a block chain network, wherein the branch dividing module divides the data of the Internet of things into a plurality of branches according to the data attributes of the data of the Internet of things and sends the branches to the snapshot generating module;
and step 3: and the block chain network calculates the hash value of the snapshot file and stores the snapshot file into the interplanetary file system based on the hash value.
In step 1, the internet of things platform performs identity authentication on the internet of things terminal, specifically:
the method comprises the steps that the Internet of things platform obtains equipment information of the Internet of things terminal, the equipment information is compared with equipment information which is preset by the Internet of things platform and allows equipment to be accessed, if the comparison is passed, Internet of things data and the equipment information of the Internet of things terminal are obtained, and the equipment information is written into a block chain network.
In step 2, the branch dividing module divides the data of the internet of things into a plurality of branches according to the data attribute of the data of the internet of things, specifically:
the branch dividing module divides the data of the internet of things into a plurality of branches according to the data name, the data producer or the data source of the data of the internet of things, for example, the data with the same name, the same producer or the same data source can be divided into the same branch.
In step 2, the snapshot generating module divides the internet of things data in each branch into a plurality of snapshot files, specifically:
in most scenes of the internet of things, certain logical connection is lacked among data generated by equipment, a timestamp can be generated for endowing the data with a logical coordinate, and the data are sequenced according to the time sequence;
the method comprises the steps that the Internet of things data in each branch are divided into a plurality of snapshot files by a snapshot generating module according to the generation time of the Internet of things data, wherein the Internet of things data generated at the same moment have the same timestamp, and the corresponding Internet of things data are divided into the plurality of snapshot files by the snapshot generating module according to the time interval of each timestamp.
Step 3 also includes the branch combination of the newly generated data of the internet of things generated at the same time, specifically:
the method comprises the steps of obtaining internet of things data newly generated in the same time interval of an internet of things terminal, carrying out branch division and snapshot file segmentation on the internet of things data to obtain a first snapshot file, obtaining a hash value of the snapshot file corresponding to the time interval, downloading a corresponding old version snapshot file from an interstellar file system through the hash value, carrying out snapshot merging on the old version snapshot file and the first snapshot file to obtain a second snapshot file, calculating the hash value of the second snapshot file, storing the second snapshot file into the interstellar file system according to the hash value, and finishing merging.
The method further comprises the following steps:
the block chain network acquires a registration request of a data owning user, verifies whether the registration request is legal or not, determines account information of the data owning user according to the registration request if the registration request is legal, allocates authority for the data owning user, writes the account information and the authority information of the data owning user into the block chain, and refuses to register if the registration request is illegal;
and the block chain network acquires the operation request of the data owning user, verifies whether the operation request is legal or not according to the authority information, and generates corresponding data service according to the operation request if the operation request is legal.
The data owner user can see basic information of the displayed data of the Internet of things, whether an operation request is generated or not is determined according to the basic information, and in practical application, the operation request can be used for modeling analysis, business development and the like of the data of the Internet of things for the user.
The method comprises the following steps that a block chain network acquires a registration request of a data owning user, and verifies whether the registration request is legal or not, and specifically comprises the following steps:
and the block chain network acquires the equipment information in the registration request, compares the equipment information with the equipment information written in the block chain, and if the equipment information is consistent with the equipment information written in the block chain, determines that the registration request is legal.
The method further comprises the following steps:
the block chain network acquires a registration request of a data transaction user, verifies the validity of the identity of the data transaction user, such as verifying personal real-name information and the like, and if the identity of the data transaction user is legal, determines account information of the data transaction user according to the registration request and writes the account information of the data transaction user into the block chain;
the data transaction user can see basic information of the displayed data of the internet of things, whether a transaction request is generated or not is determined according to the basic information, the block link network obtains the transaction request of the data transaction user, legality verification is conducted on the transaction request, for example, whether enough account balance exists or not is verified, if the transaction request is legal, the transaction request is sent to the data owning user, the data owning user confirms the transaction request, confirmation information is generated after the data owning user confirms, and data service is sent to the data transaction user according to the confirmation information of the data owning user.
The block chain-based Internet of things data management method provided by the invention has the advantages that the storage cost is low, the safety is high, the high-efficiency storage of the Internet of things data can be realized, the operation and transaction of data owning users can be realized, and the utilization rate of data resources is improved; the method comprises the steps that an Internet of things platform carries out identity authentication on an Internet of things terminal, the Internet of things data of the Internet of things terminal is obtained after the authentication is passed, the data are sent to a branch dividing module, the branch dividing module divides the Internet of things data into a plurality of branches according to the data attributes of the Internet of things data and sends the branches to a snapshot generating module, the snapshot generating module divides the Internet of things data in each branch into a plurality of snapshot files and sends the snapshot files to a block chain network, the block chain network calculates the hash value of the snapshot files, the snapshot files are stored in an interplanetary file system according to the hash value, the data are divided into the branches and the snapshot files, the data can be stored in order, each snapshot file is stored according to a unique determined hash value, the snapshot files can be searched conveniently, and new Internet of things data at the same moment can be combined in a branch manner, the method comprises the steps of obtaining newly generated Internet of things data in the same time interval of an Internet of things terminal, performing branch division and snapshot file segmentation on the Internet of things data to obtain a first snapshot file, obtaining a hash value of the snapshot file corresponding to the time interval, downloading a corresponding old version snapshot file from an interstellar file system through the hash value, performing snapshot merging on the old version snapshot file and the first snapshot file to obtain a second snapshot file, calculating the hash value of the second snapshot file, and storing the second snapshot file into the interstellar file system according to the hash value to complete merging, so that the use cost is reduced, and the processing performance is improved; the data owner user can operate the data and can also perform data transaction with the data transaction user, so that the utilization rate of data resources is improved.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A block chain-based Internet of things data management method is applied to a block chain-based Internet of things data management system, and is characterized by comprising the following steps: the system comprises a block chain network, a branch dividing module, a snapshot generating module and an Internet of things platform, wherein the Internet of things platform is used for performing identity authentication on Internet of things equipment and acquiring Internet of things data, the branch dividing module is used for dividing the Internet of things data into a plurality of branches according to data attributes, the snapshot generating module is used for dividing the Internet of things data in each branch into a plurality of snapshot files, and the block chain network is used for storing the snapshot files;
the method comprises the following steps:
step 1: the Internet of things platform performs identity authentication on the Internet of things terminal, acquires Internet of things data of the Internet of things terminal after the authentication is passed, and sends the data to the branch division module;
step 2: the system comprises a branch dividing module, a snapshot generating module and a block chain network, wherein the branch dividing module divides the data of the Internet of things into a plurality of branches according to the data attributes of the data of the Internet of things and sends the branches to the snapshot generating module;
and step 3: and the block chain network calculates the hash value of the snapshot file and stores the snapshot file into the interplanetary file system based on the hash value.
2. The block chain-based internet of things data management method according to claim 1, wherein in step 1, the internet of things platform performs identity authentication on the internet of things terminal, specifically:
the method comprises the steps that the Internet of things platform obtains equipment information of the Internet of things terminal, the equipment information is compared with equipment information which is preset by the Internet of things platform and allows equipment to be accessed, if the comparison is passed, Internet of things data and the equipment information of the Internet of things terminal are obtained, and the equipment information is written into a block chain network.
3. The block chain-based internet of things data management method according to claim 1, wherein in step 2, the branch dividing module divides the internet of things data into a plurality of branches according to data attributes of the internet of things data, specifically:
the branch dividing module divides the data of the internet of things into a plurality of branches according to the data name, the data producer or the data source of the data of the internet of things.
4. The block chain-based internet of things data management method according to claim 1, wherein in step 2, the snapshot generation module divides the internet of things data in each branch into a plurality of snapshot files, specifically:
the method comprises the steps that the Internet of things data in each branch are divided into a plurality of snapshot files by a snapshot generating module according to the generation time of the Internet of things data, wherein the Internet of things data generated at the same moment have the same timestamp, and the corresponding Internet of things data are divided into the plurality of snapshot files by the snapshot generating module according to the time interval of each timestamp.
5. The block chain-based internet of things data management method according to claim 4, further comprising the step of performing branch merging on newly generated internet of things data generated at the same time, specifically:
the method comprises the steps of obtaining newly generated internet of things data in the same time interval of an internet of things terminal, and performing branch division and snapshot file segmentation on the internet of things data to obtain a first snapshot file;
acquiring a hash value of the snapshot file corresponding to the time interval, and downloading a corresponding old version snapshot file from the interplanetary file system through the hash value;
and carrying out snapshot merging on the old version snapshot file and the first snapshot file to obtain a second snapshot file, calculating a hash value of the second snapshot file, and storing the second snapshot file into the interplanetary file system based on the hash value.
6. The method for block chain based internet of things data management according to claim 1, further comprising:
the block chain network acquires a registration request of a data owning user, verifies whether the registration request is legal or not, determines account information of the data owning user according to the registration request if the registration request is legal, allocates authority for the data owning user, and writes the account information and the authority information of the data owning user into the block chain network;
and the block chain network acquires the operation request of the data owning user, verifies whether the operation request is legal or not according to the authority information, and generates corresponding data service according to the operation request if the operation request is legal.
7. The method for data management of the internet of things based on the blockchain as claimed in claim 6, wherein the blockchain network acquires a registration request of a data owning user and verifies whether the registration request is legal, specifically:
and the blockchain network acquires the equipment information in the registration request, compares the equipment information with the equipment information written into the blockchain network, and if the equipment information is consistent with the equipment information written into the blockchain network, determines that the registration request is legal.
8. The blockchain-based internet of things data management method according to claim 7, wherein the method further comprises:
the block chain network acquires a registration request of a data transaction user, verifies the validity of the identity of the data transaction user, determines account information of the data transaction user according to the registration request if the identity of the data transaction user is legal, and writes the account information of the data transaction user into the block chain network;
and the blockchain network acquires the transaction request of the data transaction user, verifies the legality of the transaction request, sends the transaction request to the data owning user if the transaction request is legal, confirms the transaction request by the data owning user, and sends data service to the data transaction user according to the confirmation information of the data owning user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110621873.4A CN113360940A (en) | 2021-06-04 | 2021-06-04 | Block chain-based Internet of things data management method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110621873.4A CN113360940A (en) | 2021-06-04 | 2021-06-04 | Block chain-based Internet of things data management method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113360940A true CN113360940A (en) | 2021-09-07 |
Family
ID=77532012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110621873.4A Pending CN113360940A (en) | 2021-06-04 | 2021-06-04 | Block chain-based Internet of things data management method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113360940A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109791542A (en) * | 2016-09-28 | 2019-05-21 | 迈克菲有限责任公司 | The distributed ledger system of query optimization |
| CN110113167A (en) * | 2019-04-01 | 2019-08-09 | 广州杰赛科技股份有限公司 | A kind of information protecting method of intelligent terminal, system and readable storage medium storing program for executing |
| CN111797068A (en) * | 2020-07-21 | 2020-10-20 | 浙江同善人工智能技术有限公司 | Internet of things data management system and method based on block chain and IPFS |
| CN112084164A (en) * | 2020-09-16 | 2020-12-15 | 厦门市美亚柏科信息安全研究所有限公司 | Data evidence storing method and system based on block chain and interplanetary file system |
-
2021
- 2021-06-04 CN CN202110621873.4A patent/CN113360940A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109791542A (en) * | 2016-09-28 | 2019-05-21 | 迈克菲有限责任公司 | The distributed ledger system of query optimization |
| CN110113167A (en) * | 2019-04-01 | 2019-08-09 | 广州杰赛科技股份有限公司 | A kind of information protecting method of intelligent terminal, system and readable storage medium storing program for executing |
| CN111797068A (en) * | 2020-07-21 | 2020-10-20 | 浙江同善人工智能技术有限公司 | Internet of things data management system and method based on block chain and IPFS |
| CN112084164A (en) * | 2020-09-16 | 2020-12-15 | 厦门市美亚柏科信息安全研究所有限公司 | Data evidence storing method and system based on block chain and interplanetary file system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108270874B (en) | Application program updating method and device | |
| CN112070608B (en) | Information processing method, device, medium and electronic equipment | |
| CN111447069B (en) | Low-frequency access data processing method based on block chain | |
| CN112559635B (en) | Service processing method, device, equipment and medium for Ethernet alliance chain node | |
| CN110866265A (en) | Data storage method, device and storage medium based on block chain | |
| CN105187218A (en) | Digital record signature method for multicore infrastructure and verification method | |
| CN111629063A (en) | Block chain based distributed file downloading method and electronic equipment | |
| CN111612452A (en) | Intellectual property management system and method based on block chain | |
| CN115858488A (en) | Parallel migration method and device based on data governance and readable medium | |
| CN111260475A (en) | Data processing method, block chain node point equipment and storage medium | |
| CN108040090A (en) | A kind of system combination method of more Web | |
| CN110910110A (en) | Data processing method and device and computer storage medium | |
| CN104503862A (en) | Method and device for obtaining check value of application channel package | |
| CN111817859A (en) | Data sharing method, device, equipment and storage medium based on zero knowledge proof | |
| CN111273920A (en) | Method and device for writing data into installation package and storage medium | |
| CN113360940A (en) | Block chain-based Internet of things data management method | |
| CN114095179B (en) | Credible management method and system of industrial internet based on block chain | |
| CN106936643B (en) | Equipment linkage method and terminal equipment | |
| CN112256760B (en) | Data prediction method and device, computer equipment and storage medium | |
| CN113918517A (en) | Multi-type file centralized management method, device, equipment and storage medium | |
| CN113610527A (en) | Alliance chain transaction method, device, system, terminal device and storage medium | |
| CN108063679B (en) | Method and device for upgrading cloud management platform | |
| CN114912149B (en) | BIM cloud design platform and achievement protection method based on blockchain technology | |
| CN116702218B (en) | Rendering method, device, terminal and storage medium of three-dimensional model in applet | |
| CN114880320B (en) | Method for generating block state certification |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221008 Address after: Room 305, No. 188, Zhugushi Road, Wulian, Central City, Longgang Street, Longgang District, Shenzhen, Guangdong 518100 Applicant after: Jiaqiao (Shenzhen) Investment Co.,Ltd. Address before: D-1908, 19th floor, building 222, Wangjing Xiyuan, Chaoyang District, Beijing Applicant before: Yongqi (Beijing) Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right |