CN111444531A - Privacy data protection system based on block chain and implementation method - Google Patents
Privacy data protection system based on block chain and implementation method Download PDFInfo
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- CN111444531A CN111444531A CN202010099209.3A CN202010099209A CN111444531A CN 111444531 A CN111444531 A CN 111444531A CN 202010099209 A CN202010099209 A CN 202010099209A CN 111444531 A CN111444531 A CN 111444531A
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- 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
- G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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- 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
- G06F21/45—Structures or tools for the administration of authentication
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Abstract
The invention provides a privacy data protection system based on a block chain, which comprises: the user module is used for storing the ID and the set key when the user registers on the storage node; the privacy database is used for storing privacy data added when the user registers or uses the data and updating related data in real time according to the change of the user; the classification management module is matched with the privacy database, classifies and stores the privacy data of the user, and encrypts various privacy data by a hierarchical encryption method based on attributes; the supervision module is connected with the user module and the privacy database and is provided with a communication module, a contact way is reserved when a user registers, and when the system is logged in, inquired or modified, the communication module sends related operations to the user through the reserved contact way, so that the safety of privacy data is ensured, and the data is prevented from being maliciously tampered.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to a privacy data protection system based on a block chain and an implementation method.
Background
With the rapid development of internet technology, the number of APPs and the number of various communities are increasing, a user often needs to register an account to use the APPs, and the user often needs to fill in information related to user privacy, such as a mobile phone number, an identification number, a birth date and the like when registering the account.
As the number of registered accounts of the user increases, more and more information related to personal privacy is filled in, which means that more and more ways for the user to reveal personal privacy data are provided.
Disclosure of Invention
The invention aims to provide a block chain-based private data protection system and an implementation method thereof, which can effectively prevent data leakage, have high safety and avoid malicious tampering of data.
The invention provides the following technical scheme:
a privacy data protection system and an implementation method based on a block chain comprise the following steps:
the user module is used for storing the ID and the set key when the user registers on the storage node, comparing the ID and the key filled by the user when the user logs in the system with the ID and the corresponding key on the storage node respectively when the user logs in the system, and if the comparison is consistent, the login is successful;
the privacy database is used for storing privacy data added when the user registers or uses the data and updating related data in real time according to the change of the user;
the classification management module is matched with the privacy database, classifies and stores the privacy data of the user, and encrypts various privacy data by a hierarchical encryption method based on attributes;
and the supervision module is connected with the user module and the privacy database and is provided with a communication module, a contact way is reserved when a user registers, and when the system is logged in, inquired or modified, the communication module sends related operation to the user through the reserved contact way.
Preferably, the classification management module divides the private data into a low part, a medium part and a high part according to the security level, and each type of private data is provided with a corresponding key and authority.
Preferably, the new user registers to obtain the unique identification ID and sets a login key corresponding to the unique identification ID, and the user module is configured to store the unique identification ID and the login key corresponding to the unique identification ID, so as to call and compare the unique identification ID and the login key during login.
Preferably, the reserved contact way comprises a mobile phone number and a social account number, and when the system is logged in, inquired or modified, the supervision module sends the relevant operation details to the specified mobile phone number or social account number through a short message or a message.
Preferably, the classification management module performs security level classification according to the user's own will.
Preferably, the privacy data includes an identity card, a mobile phone number, a home address, a mailbox account and personal information.
A realization method of a privacy data protection system based on a block chain comprises the following steps:
s1, a new user registers to obtain a unique identity ID and sets a login key corresponding to the unique identity ID when logging in, and a user module stores the ID and the login key on a storage node;
s2, when the user logs in the system, comparing the ID and the key filled in when the user logs in the system with the ID on the storage node and the corresponding key respectively, and if the comparison is consistent, the login is successful;
s3, synchronizing the newly added or modified privacy data of the user during registration or use to a privacy database;
s4, the privacy database divides the privacy data of the user into a low part, a middle part and a high part according to the security level and the intention of the user, each type of privacy data is provided with a corresponding key and authority, and the user checks and modifies the data through the corresponding key;
and S5, when the system has login, inquiry or modification operation, the supervision module sends the relevant operation details to a specified mobile phone number or social account number through short messages or messages.
The invention has the beneficial effects that: according to the invention, data are encrypted hierarchically according to the security level, so that data leakage is effectively prevented, and the access rights of different visitors are indirectly limited; when the system has login, inquiry or modification operation, the communication module sends related operation to the user through the reserved contact way, so that a registrant can know the condition of the account number being checked in real time, the safety is high, and malicious data tampering is avoided.
Detailed Description
A block chain based private data protection system comprising:
(1) the user module is used for storing the ID and the set key when the user registers on the storage node, comparing the ID and the key filled by the user when the user logs in the system with the ID and the corresponding key on the storage node respectively when the user logs in the system, and if the comparison is consistent, the login is successful;
specifically, the new user registers to obtain the unique identification ID and sets a login key corresponding to the unique identification ID, and the user module is used for storing the unique identification ID and setting the login key corresponding to the unique identification ID for calling and comparing during login.
(2) And the privacy database is used for storing privacy data added when the user registers or uses the data, updating related data in real time according to the change of the user and ensuring the synchronization of the data.
(3) The classification management module is matched with the privacy database, classifies and stores the privacy data of the user, and encrypts various privacy data by a hierarchical encryption method based on attributes;
specifically, the classification management module divides the private data into a low part, a middle part and a high part according to the security level, the classification management module classifies the security level according to the self intention of the user, and each type of private data is provided with a corresponding secret key and authority;
data are encrypted according to the security level hierarchy, data leakage is effectively prevented, and access rights of different visitors are indirectly limited.
(4) The supervision module is connected with the user module and the privacy database and is provided with a communication module, a contact way is reserved when a user registers, and when the system is logged in, inquired or modified, the communication module sends related operation to the user through the reserved contact way;
when the system is logged in, inquired or modified, the supervision module sends related operation details to the specified mobile phone number or social account through a short message or a message, so that a registrant can know the condition of checking the account in real time, the safety is high, and malicious data tampering is avoided.
Specifically, the private data includes an identification card, a mobile phone number, a home address, a mailbox account and personal information.
A realization method of a privacy data protection system based on a block chain comprises the following steps:
s1, a new user registers to obtain a unique identity ID and sets a login key corresponding to the unique identity ID when logging in, and the user module stores the ID and the login key on a storage node;
s2, when the user logs in the system, the ID and the key filled by the user when logging in the system are respectively compared with the ID on the storage node and the corresponding key, and if the comparison is consistent, the login is successful;
s3, synchronizing the newly added or modified privacy data of the user during registration or use to a privacy database;
s4, the privacy database divides the privacy data of the user into three parts, namely a low part, a middle part and a high part according to the security level and the intention of the user, each type of privacy data is provided with a corresponding key and authority, and the user checks and modifies the data through the corresponding key;
and S5, when the system has login, inquiry or modification operation, the supervision module sends the relevant operation details to a specified mobile phone number or social account number through short messages or messages.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A block chain based privacy data protection system, comprising:
the user module is used for storing the ID and the set key when the user registers on the storage node, comparing the ID and the key filled by the user when the user logs in the system with the ID and the corresponding key on the storage node respectively when the user logs in the system, and if the comparison is consistent, the login is successful;
the privacy database is used for storing privacy data added when the user registers or uses the data and updating related data in real time according to the change of the user;
the classification management module is matched with the privacy database, classifies and stores the privacy data of the user, and encrypts various privacy data by a hierarchical encryption method based on attributes;
and the supervision module is connected with the user module and the privacy database and is provided with a communication module, a contact way is reserved when a user registers, and when the system is logged in, inquired or modified, the communication module sends related operation to the user through the reserved contact way.
2. The system for protecting private data based on a blockchain according to claim 1, wherein the classification management module divides the private data into a low part, a medium part and a high part according to the security level, and each type of private data is provided with a corresponding key and authority.
3. The system according to claim 1, wherein a new user registers to obtain a unique ID and sets a corresponding login key, and the user module is configured to store the unique ID and the corresponding login key for comparison during login.
4. The block chain-based private data protection system according to claim 1, wherein the reserved contact means includes a mobile phone number and a social account number, and when the system performs login, query or modification operations, the supervision module sends the relevant operation details to the specified mobile phone number or social account number through a short message or a message.
5. The system for protecting private data based on blockchain according to claim 1, wherein the classification management module performs security level classification according to the user's own intention.
6. The system according to claim 1, wherein the private data includes an identification card, a mobile phone number, a home address, a mailbox account, and personal information.
7. A method for implementing the block chain based privacy data protection system according to claim 1, comprising the steps of:
s1, a new user registers to obtain a unique identity ID and sets a login key corresponding to the unique identity ID when logging in, and a user module stores the ID and the login key on a storage node;
s2, when the user logs in the system, comparing the ID and the key filled in when the user logs in the system with the ID on the storage node and the corresponding key respectively, and if the comparison is consistent, the login is successful;
s3, synchronizing the newly added or modified privacy data of the user during registration or use to a privacy database;
s4, the privacy database divides the privacy data of the user into a low part, a middle part and a high part according to the security level and the intention of the user, each type of privacy data is provided with a corresponding key and authority, and the user checks and modifies the data through the corresponding key;
and S5, when the system has login, inquiry or modification operation, the supervision module sends the relevant operation details to a specified mobile phone number or social account number through short messages or messages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099209.3A CN111444531A (en) | 2020-02-18 | 2020-02-18 | Privacy data protection system based on block chain and implementation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010099209.3A CN111444531A (en) | 2020-02-18 | 2020-02-18 | Privacy data protection system based on block chain and implementation method |
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| CN111444531A true CN111444531A (en) | 2020-07-24 |
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| CN202010099209.3A Withdrawn CN111444531A (en) | 2020-02-18 | 2020-02-18 | Privacy data protection system based on block chain and implementation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112364372A (en) * | 2020-10-27 | 2021-02-12 | 重庆大学 | Privacy protection method with supervision matrix completion |
| CN113111364A (en) * | 2021-04-12 | 2021-07-13 | 浙江永旗区块链科技有限公司 | Block chain data privacy protection system and protection method thereof |
| CN113572790A (en) * | 2021-09-18 | 2021-10-29 | 深圳时空云科技有限公司 | Distributed processing method and device for private information |
| CN115189966A (en) * | 2022-09-06 | 2022-10-14 | 江苏荣泽信息科技股份有限公司 | Block chain private data encryption and decryption service system |
-
2020
- 2020-02-18 CN CN202010099209.3A patent/CN111444531A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112364372A (en) * | 2020-10-27 | 2021-02-12 | 重庆大学 | Privacy protection method with supervision matrix completion |
| CN113111364A (en) * | 2021-04-12 | 2021-07-13 | 浙江永旗区块链科技有限公司 | Block chain data privacy protection system and protection method thereof |
| CN113572790A (en) * | 2021-09-18 | 2021-10-29 | 深圳时空云科技有限公司 | Distributed processing method and device for private information |
| CN115189966A (en) * | 2022-09-06 | 2022-10-14 | 江苏荣泽信息科技股份有限公司 | Block chain private data encryption and decryption service system |
| CN115189966B (en) * | 2022-09-06 | 2022-12-06 | 江苏荣泽信息科技股份有限公司 | Block chain private data encryption and decryption service system |
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Application publication date: 20200724 |