CN112966049A - Asset management system based on block chain - Google Patents
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Abstract
The invention relates to an asset management system, in particular to an asset management system based on block chains, which comprises a server and relay data terminals in data communication with the block chains, wherein a data interaction module is connected between the server and the relay data terminals; the technical scheme provided by the invention can effectively overcome the defects that the data type and the corresponding uplink mechanism can not be flexibly set and the data can not be successfully uplink and downlink when accounts are arranged on different block chains in the prior art.
Description
Technical Field
The invention relates to an asset management system, in particular to an asset management system based on a block chain.
Background
The Block Chain technology (Block Chain) refers to a technical scheme for collectively maintaining a reliable database in a decentralized mode, the technical scheme mainly relates blocks (blocks) through a cryptography method, each Block contains all data information of a system within a certain time, and a digital signature is generated to verify the validity of the information, and meanwhile, the blocks are linked to the next data Block to form a main Chain. Wherein a block is a record in a block chain that contains and confirms a transaction to be processed.
Digital assets (Digital assets) refer to non-monetary assets owned or controlled by a business or person in the form of electronic data, held in everyday activities, ready for sale or in the process of production. With the development of communication technologies, various communication technologies are gradually permeating into digital asset processing. The blockchain has the advantages of decentralization, openness, transparency, incapability of tampering and the like, is applied to various occasions of data processing, and can realize different service requirements in blockchain platforms with different blockchain nodes.
In the existing digital asset management system, the types of data and uplink mechanisms corresponding to different types of data cannot be flexibly set according to the wishes of users or third parties, which is not beneficial to guaranteeing the appeal of the users and the third parties to the data privacy. In addition, for the situation that the same user has accounts on different block chains, it is very difficult to realize effective management of digital assets, and the situation that data cannot be linked up and down easily occurs.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects in the prior art, the invention provides an asset management system based on a block chain, which can effectively overcome the defects that the data type and the corresponding uplink mechanism cannot be flexibly set and the data cannot be successfully uplink and downlink when different block chains have accounts.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
an asset management system based on block chains comprises a server and relay data terminals in data communication with the block chains, wherein a data interaction module is connected between the server and the relay data terminals, the relay data terminals are connected with identity management modules used for managing accounts of users in the block chains, and the relay data terminals are connected with an intelligent contract generation module used for registering the server on the account of the block chains and establishing data communication;
the system comprises a server, a classification strategy construction module, a classification strategy update module, a classification strategy verification module, a data classification module and an on-chain account book construction module, wherein the server is connected with the data cache module for caching data, the classification strategy construction module is used for constructing a data classification strategy, the server is connected with the classification strategy update module for updating the data classification strategy, the server is connected with the classification strategy verification module for verifying the updated data classification strategy, the server is connected with the data classification module for classifying the cached data according to the data classification strategy, and the server is connected with the on-chain account book construction module for constructing the on-chain account book data of the classified data;
the relay data terminal is connected with the data storage module, and the data interaction module is connected with the classification strategy synchronization module which is used for carrying out data classification strategy synchronization with the classification strategy construction module and the classification strategy updating module.
Preferably, the identity management module is used for a user to select a blockchain account, the intelligent contract generation module generates a private key according to the blockchain account information, signs the blockchain account by using the generated private key, and sends the corresponding public key to a server to be subjected to data communication.
Preferably, after the server to be subjected to data communication performs decryption verification by using the public key, the blockchain sends a request for establishing data communication to the blockchain account selected by the user, and if the blockchain account agrees, the data communication is successfully established.
Preferably, the block chain account information includes a main code and a sub code corresponding to the user identity, the accounts belonging to each block chain of the same user have the same main code, and the intelligent contract generation module generates the private key according to the main code and the sub code of the block chain account selected by the user.
Preferably, the data classification policy constructed by the classification policy construction module includes:
for strictly confidential information, only inquirers who pass the authentication of the alliance chain identity can inquire the information, and the information is not linked up by default;
for user sensitive information, the user decides whether to uplink through the relay data terminal;
for the third party sensitive information, the third party determines whether the user uplinks through the relay data terminal;
for public information, uplink must be published by the relay data terminal;
the strict confidential information and the user sensitive information are divided into information categories determined by a user, the third-party sensitive information is divided into information categories determined by a third party, and the public information belongs to the forced information category and cannot be changed by the user and the third party.
Preferably, the classification policy updating module is used for uploading an uplink mechanism after the strict secret information and the user sensitive information are changed and dividing the range of the information category after the strict secret information and the user sensitive information are changed by a user;
the classification strategy updating module is used for uploading the uplink mechanism after the sensitive information of the third party is changed by the third party and dividing the range of the information category after the sensitive information of the third party is changed.
Preferably, the classification policy verification module is used for the supervisor to verify the changed uplink mechanism and the information category division range uploaded in the classification policy update module;
when the changed uplink mechanism and the information category division range are approved, the classification strategy updating module covers the corresponding part in the classification strategy construction module with the changed uplink mechanism and the information category division range; otherwise, the classification strategy updating module deletes the changed uplink mechanism and the information classification range.
Preferably, after the chain account book establishing module establishes the chain account book data for the classified data, the data interaction module sends the chain account book data to the relay data terminal, and the relay data terminal sends the chain account book data to the block chain account selected by the user and executes a corresponding uplink mechanism according to the data type.
Preferably, when the account book data is uplinked on the chain, the classification strategy synchronization module downloads the data classification strategy in the classification strategy construction module; and when the account book data is linked up and down, the account book data on the link sends a data classification strategy to the classification strategy updating module.
(III) advantageous effects
Compared with the prior art, the asset management system based on the block chain can flexibly set the information category division range and the corresponding uplink mechanism according to the wishes of the user and the third party, so that the private data of the user and the third party are fully protected; the private key is generated by using the blockchain account information of the account selected by the user, and decryption verification is performed through the corresponding public key, so that effective data communication can be established between the server and the blockchain account selected by the user, and the data can smoothly complete uplink and downlink tasks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic diagram of the system of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all 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.
A block chain-based asset management system is shown in figure 1 and comprises a server and relay data terminals in data communication with block chains, wherein a data interaction module is connected between the server and the relay data terminals, the relay data terminals are connected with identity management modules used for managing accounts of users in the block chains, and the relay data terminals are connected with intelligent contract generation modules used for registering the server on the account of the block chains and establishing data communication.
The identity management module is used for a user to select a block chain account, the intelligent contract generation module generates a private key according to the block chain account information, the generated private key is used for signing the block chain account, and meanwhile, the corresponding public key is sent to a server to be subjected to data communication.
And after the server for data communication carries out decryption verification by using the public key, the block chain sends a request for establishing data communication to the block chain account selected by the user, and if the block chain account agrees, the data communication is successfully established.
The intelligent contract generation module generates a private key according to the main code and the sub-code of the block chain account selected by the user.
The identity management module displays the condition that the current user selects the blockchain account to establish data communication with the server and the condition of the digital assets in the account, and the user can cut off the communication relation between the user and the server which currently establishes data communication through the identity management module.
According to the technical scheme, the private key is generated by using the block chain account information of the account selected by the user, and decryption verification is performed through the corresponding public key, so that the server can be ensured to establish effective data communication with the block chain account selected by the user, and data can smoothly complete uplink and downlink tasks.
The server is connected with a data caching module for caching data, the server is connected with a classification strategy building module for building a data classification strategy, the server is connected with a classification strategy updating module for updating the data classification strategy, the server is connected with a classification strategy verifying module for verifying the updated data classification strategy, the server is connected with a data classification module for classifying the cached data according to the data classification strategy, and the server is connected with an on-chain account book building module for building the account book data on the classified data.
The data classification strategy constructed by the classification strategy construction module comprises the following steps:
for strictly confidential information, only inquirers who pass the authentication of the alliance chain identity can inquire the information, and the information is not linked up by default;
for user sensitive information, the user decides whether to uplink through the relay data terminal;
for the third party sensitive information, the third party determines whether the user uplinks through the relay data terminal;
for public information, uplink must be published by the relay data terminal;
the strict confidential information and the user sensitive information are divided into information categories determined by a user, the third-party sensitive information is divided into information categories determined by a third party, and the public information belongs to the forced information category and cannot be changed by the user and the third party.
And the classification strategy updating module is used for uploading the uplink mechanism after the strict secret information and the user sensitive information are changed by the user and dividing the range of the information category after the strict secret information and the user sensitive information are changed. And the classification strategy updating module is used for uploading the uplink mechanism after the sensitive information of the third party is changed by the third party and dividing the range of the information category after the sensitive information of the third party is changed.
And the classification strategy verification module is used for the supervisor to verify the changed uplink mechanism and the information classification range uploaded in the classification strategy updating module. After the changed uplink mechanism and the information category division range are checked to pass, the classification strategy updating module covers the changed uplink mechanism and the information category division range on the corresponding part in the classification strategy building module; otherwise, the classification strategy updating module deletes the changed uplink mechanism and the information classification range.
After the on-chain account book establishing module establishes on-chain account book data for the classified data, the data interaction module sends the on-chain account book data to the relay data terminal, and the relay data terminal sends the on-chain account book data to a block chain account selected by a user and executes a corresponding chaining mechanism according to the data type.
The relay data terminal is connected with the data storage module, and the data interaction module is connected with the classification strategy synchronization module which is used for carrying out data classification strategy synchronization with the classification strategy construction module and the classification strategy updating module.
When account book data is linked up on the chain, the classification strategy synchronization module downloads the data classification strategy in the classification strategy construction module, so that the block chain can conveniently carry out corresponding chain up operation on different types of data according to a chain up mechanism.
When account book data is linked up and down, account book data is linked up and data classification strategies are sent to a classification strategy updating module, a server can conveniently carry out definite classification on the down-link data, and a corresponding uplink mechanism is referred to for carrying out subsequent processing on the down-link data, so that the data can be ensured to smoothly complete uplink and downlink tasks, and meanwhile, effective protection on data privacy can be realized in the whole data processing process.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (9)
1. An asset management system based on a blockchain, characterized by: the intelligent contract generation system comprises a server and relay data terminals in data communication with block chains, wherein a data interaction module is connected between the server and the relay data terminals, the relay data terminals are connected with identity management modules used for managing accounts of users in the block chains, and the relay data terminals are connected with an intelligent contract generation module used for registering the server on the account of the block chains and establishing data communication;
the system comprises a server, a classification strategy construction module, a classification strategy update module, a classification strategy verification module, a data classification module and an on-chain account book construction module, wherein the server is connected with the data cache module for caching data, the classification strategy construction module is used for constructing a data classification strategy, the server is connected with the classification strategy update module for updating the data classification strategy, the server is connected with the classification strategy verification module for verifying the updated data classification strategy, the server is connected with the data classification module for classifying the cached data according to the data classification strategy, and the server is connected with the on-chain account book construction module for constructing the on-chain account book data of the classified data;
the relay data terminal is connected with the data storage module, and the data interaction module is connected with the classification strategy synchronization module which is used for carrying out data classification strategy synchronization with the classification strategy construction module and the classification strategy updating module.
2. The blockchain-based asset management system of claim 1, wherein: the intelligent contract generation module generates a private key according to the block chain account information, signs the block chain account by using the generated private key, and simultaneously sends the corresponding public key to a server to be subjected to data communication.
3. The blockchain-based asset management system of claim 2, wherein: and after the server for data communication carries out decryption verification by using the public key, the block chain sends a request for establishing data communication to the block chain account selected by the user, and if the block chain account agrees, the data communication is successfully established.
4. The blockchain-based asset management system of claim 3, wherein: the block chain account information comprises a main code and a sub code corresponding to the identity of the user, the accounts belonging to each block chain of the same user have the same main code, and the intelligent contract generation module generates a private key according to the main code and the sub code of the block chain account selected by the user.
5. The blockchain-based asset management system of claim 1, wherein: the data classification strategy constructed by the classification strategy construction module comprises the following steps:
for strictly confidential information, only inquirers who pass the authentication of the alliance chain identity can inquire the information, and the information is not linked up by default;
for user sensitive information, the user decides whether to uplink through the relay data terminal;
for the third party sensitive information, the third party determines whether the user uplinks through the relay data terminal;
for public information, uplink must be published by the relay data terminal;
the strict confidential information and the user sensitive information are divided into information categories determined by a user, the third-party sensitive information is divided into information categories determined by a third party, and the public information belongs to the forced information category and cannot be changed by the user and the third party.
6. The blockchain-based asset management system of claim 5, wherein: the classification strategy updating module is used for uploading a cochain mechanism after the strict secret information and the user sensitive information are changed and dividing the range of the information category after the strict secret information and the user sensitive information are changed by a user;
the classification strategy updating module is used for uploading the uplink mechanism after the sensitive information of the third party is changed by the third party and dividing the range of the information category after the sensitive information of the third party is changed.
7. The blockchain-based asset management system of claim 6, wherein: the classification strategy verification module is used for a supervisor to verify the changed uplink mechanism and the information classification range uploaded in the classification strategy updating module;
when the changed uplink mechanism and the information category division range are approved, the classification strategy updating module covers the corresponding part in the classification strategy construction module with the changed uplink mechanism and the information category division range; otherwise, the classification strategy updating module deletes the changed uplink mechanism and the information classification range.
8. The blockchain-based asset management system of claim 7, wherein: after the on-chain account book establishing module establishes on-chain account book data for the classified data, the data interaction module sends the on-chain account book data to the relay data terminal, and the relay data terminal sends the on-chain account book data to a block chain account selected by a user and executes a corresponding chaining mechanism according to the data type.
9. The blockchain-based asset management system of claim 8, wherein: when account book data is linked up on the chain, the classification strategy synchronization module downloads the data classification strategy in the classification strategy construction module; and when the account book data is linked up and down, the account book data on the link sends a data classification strategy to the classification strategy updating module.
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| CN114172722A (en) * | 2021-12-06 | 2022-03-11 | 国网新疆电力有限公司信息通信公司 | Power consumer access control method and system based on block chain intelligent contract |
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