WO2020151322A1 - 基于区块链的身份管理方法、装置、设备及存储介质 - Google Patents
基于区块链的身份管理方法、装置、设备及存储介质 Download PDFInfo
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- WO2020151322A1 WO2020151322A1 PCT/CN2019/117804 CN2019117804W WO2020151322A1 WO 2020151322 A1 WO2020151322 A1 WO 2020151322A1 CN 2019117804 W CN2019117804 W CN 2019117804W WO 2020151322 A1 WO2020151322 A1 WO 2020151322A1
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- This application relates to the field of blockchain technology, in particular to a blockchain-based identity management method, device, equipment, and storage medium.
- SSO Single Sign On
- the application server will be redirected to a single sign-on (SSO, Single Sign On) server for identity verification, generate identity credentials, and bring Requests with identity credentials are redirected to the requested application server, and the application server extracts the user's identity information from the credentials. Since all requests are redirected to the SSO server, this centralized approach will increase the pressure on the SSO server, and the identity credential generated by the SSO server has security issues during the transmission of various application systems.
- SSO Single Sign On
- This application provides a blockchain-based identity management method, device, equipment, and storage medium to solve the problem that the single sign-on method in the prior art tends to increase the pressure on the SSO server, and there are hidden security risks in the transmission of identity credentials .
- the first aspect of this application is to provide a blockchain-based identity management method, including:
- the blockchain network includes multiple network nodes, multiple application systems and public ledgers, each application system corresponds to at least one network node, and each network node automatically synchronizes blockchain data through a consensus mechanism;
- connection channel Establishing a connection channel between various application systems in the blockchain network, and deploying a smart contract on the connection channel;
- the user request is received through the application system, the corresponding smart contract is invoked according to the user request, and the user request information is synchronized to all network nodes through the connection channel, and stored in the public ledger of the blockchain network.
- the second aspect of this application is to provide a blockchain-based identity management device, including:
- the contract generation module is used to write smart contracts according to the user model of the application system
- the blockchain building module is used to build a blockchain network.
- the blockchain network includes multiple network nodes, multiple application systems, and public ledgers. Each application system corresponds to at least one network node, and each network node agrees The mechanism automatically synchronizes blockchain data;
- a channel establishment module used to establish a connection channel between various application systems in the blockchain network, and deploy a smart contract on the connection channel;
- the third aspect of the present application is to provide an electronic device, which includes:
- a processor and a memory includes a blockchain-based identity management program, and when the blockchain-based identity management program is executed by the processor, the above-mentioned blockchain-based identity management method is implemented.
- the fourth aspect of the present application is to provide a computer non-volatile readable storage medium, the computer non-volatile readable storage medium includes a blockchain-based identity management program, the When the blockchain-based identity management program is executed by the processor, the above-mentioned blockchain-based identity management method is realized.
- This application integrates multiple application systems through the constructed blockchain network.
- the data of one application system can be shared among multiple application systems in the blockchain network.
- An application system only needs to call the corresponding local smart contract to write user request information into the blockchain, and user requests do not need to be redirected to the centralized server.
- the blockchain network can ensure that user information is safely and effectively synchronized between various network nodes. According to the non-tamperable characteristics of the blockchain, the reliability of the written information is guaranteed.
- Figure 1 is a schematic flow diagram of the blockchain-based identity management method described in this application.
- Figure 2 is a schematic diagram of the blockchain network structure in the application
- Figure 3 is a schematic diagram of an identity management device based on blockchain in this application.
- FIG. 1 is a schematic flow diagram of the blockchain-based identity management method described in this application. As shown in Figure 1, the identity management method includes:
- Step S1 Write smart contracts according to the user model of the application system
- Step S2. Construct a blockchain network.
- the blockchain network includes multiple network nodes, multiple application systems, and public ledgers.
- Each application system corresponds to at least one network node, and each network node passes The consensus mechanism automatically synchronizes blockchain data;
- Step S3 Establish a connection channel between various application systems in the blockchain network, and deploy a smart contract on the connection channel;
- Step S4 Receive a user request through the application system, call a corresponding smart contract according to the user request, synchronize the user request information to all network nodes through the connection channel, and store it in the public ledger of the blockchain network.
- This application integrates multiple application systems through the constructed blockchain network.
- the data in the blockchain network can be shared among multiple application systems on the chain. Each application system only needs to call the corresponding local smart contract.
- the user request information can be written into the blockchain, and the user request does not have to be redirected to the centralized server.
- the blockchain network can ensure the safe and effective synchronization of user information among various network nodes, and ensure the reliability of written information.
- Each application system has its own network node, which effectively relieves the pressure of the SSO server.
- an application system refers to an information system constructed by an enterprise according to the needs of different stages, and each application system has a different user model.
- the application system can be a property insurance system, an auto insurance system, and a banking system.
- Different user models include different user information.
- the user model of the auto insurance system includes user information, vehicle information, auto insurance information, etc.
- the user model of the banking system includes user identity information, bank card information, credit card limit information, and bank card balance Information etc.
- User requests include user registration, user information verification, user login, user transactions, and the user's addition, modification, improvement, and query of user information in the application system.
- the smart contract is written according to the user model of the application system, and business functions are written on the smart contract to achieve different functions.
- the smart contract is deployed between the network nodes of the blockchain to make it non-tamperable and ensure that the smart contract is written Reliability of incoming information.
- the smart contract includes one or more of a user registration module, a user verification module, a login credential acquisition module, a voiceprint entry module, a fingerprint entry module, and a face recognition image entry module.
- Different application systems write different smart contracts.
- the application system calls the corresponding smart contract according to the user's request, selects the corresponding module from the corresponding smart contract, and implements the corresponding function.
- the application system receives the user's registration request, calls the user registration module in the local smart contract corresponding to the application system according to the user's registration request, writes the user's registration information, and passes The connection channel of the blockchain network shares the user's registration information with other application systems, so that the user can log in directly in other application systems without having to register again.
- the step of synchronizing user request information to all network nodes through the connection channel it further includes: receiving the user's login request through the application system, and the application system calls the corresponding smart contract to match the user's If the login information matches the registration information stored in the public ledger, if the match is successful, the user has the login authority in the application system. If the match fails, the user does not have the login authority in the application system and needs to register again. Realize the verification of user identity. Further, before the step of receiving the user's login request through the application system, it further includes: receiving the user's registration request through the application system, and the application system writes the registration information corresponding to the registration request into the area by calling the corresponding smart contract. The block chain network is stored in the public ledger.
- the application system that receives the user's login request and registration request can be the same application system or different application systems.
- the step of invoking the corresponding smart contract according to the user request includes: responding to the user request; and invoking the smart contract corresponding to the user request through the encapsulated java-sdk.
- the blockchain network further includes a plurality of private ledgers, and the private ledgers have a one-to-one correspondence with the application system.
- the private ledger is used to record the unique information of the application system, and is not shared by other application systems in the blockchain network to ensure the isolation of the unique data of each application system on the same chain in the blockchain. Even other application systems in the same chain cannot read and modify the unique unauthorized information in the private ledger.
- the auto insurance application system and the property insurance application system will use the bank card information and balance information of the bank application system in the payment process, the information such as the user's credit card limit is unknowable, which is unique to the bank application system Information, this type of sensitive information can be stored in the private ledger of the banking application system, and will not be shared in the public ledger to all application systems in the blockchain.
- the public ledger only retains the hash value in each private ledger; if If you need to view it in other application systems, you need the authorization of the bank application system to view it.
- the authorization information will be stored in the public ledger for easy viewing by organizations.
- the blockchain-based identity management method further includes: configuring a control strategy by writing a configuration file according to user information, and detecting the user authority according to the control strategy through the network node, thereby determining the user corresponding to the user Permissions and application systems that can be used by the corresponding user permissions, so as to determine whether to respond to user requests based on user permissions.
- the control strategy includes autonomous access control policy, system mandatory access control policy, role-based access control policy and attribute certificate-based access control policy, etc.
- the autonomous access control policy is determined by the user for access control authority.
- the system mandatory access control strategy is the access control authority determined by the operating system according to the restricted rules.
- the attribute certificate-based access control strategy is to place the authority information in the user's attribute certificate, and the system decides according to the attribute certificate Access control authority.
- the blockchain-based identity management method further includes: verifying the user request, matching the user request with the user authority, and if the matching is successful, the verification is passed In response to the user request, if the matching fails, the verification is not passed, and the user request is rejected to respond to the user request corresponding to the user authority to enhance the security and reliability of system transactions.
- the blockchain-based identity management method further includes: sharing user transaction information of various application systems through the network node, so as to facilitate clustering of users based on user transaction information.
- users of the banking application system can be divided into different categories based on user transaction information, including savings card business categories, credit card business categories, etc., and different application system messages are pushed to users according to different categories.
- the user transaction information includes one or more of transaction type identification, application system identification, user equipment identification, and user identity identification, wherein the transaction type identification is used to identify the type of transaction initiated by the user (auto insurance transaction, savings transaction, etc.) ,
- the application system identifier is used to identify the application system (auto insurance application system, bank application system, etc.) used by the user in the transaction, and the user equipment identifier is used to identify the device used by the user to initiate the transaction (client APP, computer terminal, etc.), and the user identity
- the identifier is used to identify the user's identity in the application system (normal user, VIP user, etc.).
- the identity management method further includes: generating a user operation report. Specifically, it includes: responding to a user request, recording the operation record of the current user; generating a data block from the operation record; writing the data block into the blockchain network; Store data for processing, and generate operating reports for current users.
- the operation report includes the user's operation time, operation type, operation content, etc., which facilitates statistical analysis of user behavior according to the operation report.
- the blockchain-based identity management method described in this application is applied to electronic devices, which may be terminal devices such as televisions, smart phones, tablet computers, and computers.
- the electronic device includes a processor and a memory, the memory is used to store a blockchain-based identity management program, and the processor executes the blockchain-based identity management program to implement the following blockchain-based identity management Method steps:
- the blockchain network includes multiple network nodes, multiple application systems and public ledgers, each application system corresponds to at least one network node, and each network node automatically synchronizes blockchain data through a consensus mechanism;
- connection channel Establishing a connection channel between various application systems in the blockchain network, and deploying a smart contract on the connection channel;
- the user request is received through the application system, the corresponding smart contract is invoked according to the user request, and the user request information is synchronized to all network nodes through the connection channel, and stored in the public ledger of the blockchain network.
- the electronic device also includes a network interface, a communication bus, and the like.
- the network interface may include a standard wired interface and a wireless interface
- the communication bus is used to realize the connection and communication between various components.
- the memory includes at least one type of readable storage medium, which can be a non-volatile storage medium such as a flash memory, a hard disk, an optical disc, or a plug-in hard disk, etc., and is not limited to this, and can be stored in a non-transitory manner Any device that provides instructions or software and any associated data files to the processor to enable the processor to execute the instructions or software program.
- the software program stored in the memory includes a blockchain-based identity management program, and can provide the blockchain-based identity management program to the processor, so that the processor can execute the blockchain-based identity management program , To realize the identity management method based on blockchain.
- the processor may be a central processing unit, a microprocessor or other data processing chips, etc., and may run a program stored in the memory, for example, the identity management program based on the blockchain in this application.
- the electronic device may also include a display, which may also be called a display screen or a display unit.
- the display may be an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an organic light-emitting diode (OLED) touch device, and the like.
- the display is used to display the information processed in the electronic device and to display the visual work interface.
- the electronic device may also include a user interface, and the user interface may include an input unit (such as a keyboard), a voice output device (such as a stereo, earphone), and the like.
- the user interface may include an input unit (such as a keyboard), a voice output device (such as a stereo, earphone), and the like.
- FIG 3 is a schematic diagram of the identity management device based on blockchain in this application. As shown in Figure 3, the identity management device based on blockchain in this application includes:
- the contract generation module 1 is used to write smart contracts according to the user model of the application system
- Blockchain building module 2 is used to build a blockchain network.
- the blockchain network includes multiple network nodes, multiple application systems and public ledgers. Each application system corresponds to at least one network node, and each network node passes The consensus mechanism automatically synchronizes blockchain data;
- the channel establishment module 3 is used to establish a connection channel between various application systems in the blockchain network, and deploy a smart contract on the connection channel;
- the storage module 4 is used to receive user requests through the application system, call the corresponding smart contract according to the user request, synchronize user request information to all network nodes through the connection channel, and store it in the public ledger of the blockchain network in.
- the smart contract includes one or more of a user registration module, a user verification module, a login credential acquisition module, a voiceprint entry module, a fingerprint entry module, and a face recognition image entry module.
- Different application systems write different smart contracts.
- the application system calls the corresponding smart contract according to the user's request, selects the corresponding module from the corresponding smart contract, and implements the corresponding function.
- the application system receives the user's registration request, calls the user registration module in the local smart contract corresponding to the application system according to the user's registration request, writes the user's registration information, and passes The connection channel of the blockchain network shares the user's registration information with other application systems, so that the user can log in directly in other application systems without having to register again.
- the application system receives the user’s login request, and the application system calls the corresponding
- the smart contract matches the user’s login information with the registration information stored in the public ledger. If the match is successful, the user has the login permission in the application system. If the match fails, the user is not logged in in the application system Permission, need to re-register.
- the identity management device may also implement the following steps: receiving the user's registration request through the application system, and the application system calls the corresponding smart contract to transfer the registration request
- the corresponding registration information is written into the blockchain network and stored in the public ledger.
- the application system that receives the user's login request and registration request can be the same application system or different application systems.
- the storage module 4 invokes the corresponding smart contract according to the user request in the following manner, and the specific steps include: responding to the user request; calling the user through the packaged java-sdk Request the corresponding smart contract.
- the blockchain network further includes a plurality of private ledgers, and the private ledgers have a one-to-one correspondence with the application system.
- the private ledger is used to record the unique information of the application system, and is not shared by other application systems in the blockchain network to ensure the isolation of the unique data of each application system on the same chain in the blockchain. Even other application systems in the same chain cannot read and modify the unique unauthorized information in the private ledger.
- the auto insurance application system and the property insurance application system will use the bank card information and balance information of the bank application system in the payment process, the information such as the user's credit card limit is unknowable, which is unique to the bank application system Information, this type of sensitive information can be stored in the private ledger of the banking application system, and will not be shared in the public ledger to all application systems in the blockchain.
- the public ledger only retains the hash value in each private ledger; if If you need to view it in other application systems, you need the authorization of the bank application system to view it.
- the authorization information will be stored in the public ledger for easy viewing by organizations.
- the identity management device further includes an authority detection module, which configures a control strategy by writing a configuration file according to user information, and detects the user authority according to the control strategy through the network node to determine the user authority corresponding to the user.
- an authority detection module which configures a control strategy by writing a configuration file according to user information, and detects the user authority according to the control strategy through the network node to determine the user authority corresponding to the user.
- the user authority can use, so as to determine whether to respond to the user request according to the user authority.
- the identity management device further includes a verification module, which, after receiving the user request through the application system, verifies the user request, matches the user request with the user authority, and if the matching is successful, passes the verification and responds to the If the user request fails to match, the verification fails, and the user request is rejected.
- a verification module which, after receiving the user request through the application system, verifies the user request, matches the user request with the user authority, and if the matching is successful, passes the verification and responds to the If the user request fails to match, the verification fails, and the user request is rejected.
- the identity management device further implements the steps of the following identity management method: sharing user transaction information of each application system through the network node, so as to cluster users based on user transaction information.
- users of the banking application system can be divided into different categories based on user transaction information, including savings card business categories, credit card business categories, etc., and different application system messages are pushed to users according to different categories.
- the user transaction information includes transaction type identification, application system identification, user equipment identification, user identity identification, etc., wherein the transaction type identification is used to identify the type of transaction initiated by the user (auto insurance transaction, savings transaction, etc.), and the application system identification is used to Identify the application system (auto insurance application system, banking application system, etc.) used by the user for the transaction, the user equipment identifier is used to identify the equipment used by the user to initiate the transaction (client APP, computer terminal, etc.), and the user identity identifier is used to identify the user’s The identity in the application system (normal user, VIP user, etc.).
- the transaction type identification is used to identify the type of transaction initiated by the user (auto insurance transaction, savings transaction, etc.)
- the application system identification is used to Identify the application system (auto insurance application system, banking application system, etc.) used by the user for the transaction
- the user equipment identifier is used to identify the equipment used by the user to initiate the transaction (client APP, computer terminal, etc.)
- the user identity identifier is
- the identity management device further includes: a report generation unit, which generates a user operation report.
- the report generation unit includes: a recording unit, which records the operation record of the current user in response to a user request; a block generation unit, which generates a data block from the operation record; and a block writing unit, which stores the data area The block is written into the blockchain network; the report generation unit processes the stored data in the data block to generate an operation report of the current user.
- the operation report includes the user's operation time, operation type, operation content, etc.
- the blockchain-based identity management program can also be divided into one or more modules, and the one or more modules are stored in the memory and executed by the processor to complete the application.
- the module referred to in this application refers to a series of computer program instruction segments that can complete specific functions.
- the blockchain-based identity management program can be divided into: contract generation module 1, blockchain construction module 2, channel establishment module 3, and storage module 4. The functions or operation steps implemented by the above modules are all similar to the above, and will not be detailed here.
- the computer non-volatile readable storage medium may be any tangible medium that contains or stores a program or instruction, the program can be executed, and the stored program instructs relevant hardware to implement corresponding functions.
- the computer-readable storage medium may be a computer disk, hard disk, random access memory, read-only memory, and so on.
- the application is not limited to this, and it can be any device that stores instructions or software and any related data files or data structures in a non-transitory manner and can be provided to the processor to enable the processor to execute the programs or instructions therein.
- the computer non-volatile readable storage medium includes a blockchain-based identity management program, and when the blockchain-based identity management program is executed by a processor, the following blockchain-based identity management method is implemented:
- the blockchain network includes multiple network nodes, multiple application systems and public ledgers, each application system corresponds to at least one network node, and each network node automatically synchronizes blockchain data through a consensus mechanism;
- connection channel Establishing a connection channel between various application systems in the blockchain network, and deploying a smart contract on the connection channel;
- the user request is received through the application system, the corresponding smart contract is invoked according to the user request, and the user request information is synchronized to all network nodes through the connection channel, and stored in the public ledger of the blockchain network.
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Abstract
Description
Claims (20)
- 一种基于区块链的身份管理方法,应用于电子设备,其特征在于,包括:根据应用系统的用户模型分别编写智能合约;构建区块链网络,所述区块链网络包括多个网络节点、多个应用系统和公共账本,每个应用系统均对应至少一个网络节点,各个网络节点通过共识机制自动同步区块链数据;建立所述区块链网络中各个应用系统之间的连接通道,在所述连接通道上部署智能合约;通过应用系统接收用户请求,根据所述用户请求调用相应的智能合约,将用户请求信息通过所述连接通道同步至所有网络节点,存储于所述区块链网络的公共账本中。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,将用户请求信息通过所述连接通道同步至所有网络节点的步骤之后,还包括:通过应用系统接收用户的登录请求,应用系统通过调用对应的智能合约,匹配用户的登录信息与所述公共账本中存储的注册信息,若匹配成功,则用户在所述应用系统中有登录权限,若匹配失败,则用户在所述应用系统中没有登录权限。
- 根据权利要求2所述的基于区块链的身份管理方法,其特征在于,通过应用系统接收用户的登录请求的步骤之前,还包括:通过应用系统接收用户的注册请求,应用系统通过调用对应的智能合约,将所述注册请求对应的注册信息写入所述区块链网络,存储于所述公共账本中。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,所述区块链网络还包括多个私有账本,所述私有账本与所述应用系统一一对应,所述公共账本中仅保留每个私有账本的哈希值。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,所述智能合约包括用户注册模块、用户验证模块、登录凭证获取模块、声纹录入模块、指纹录入模块和人脸识别图像录入模块中的一种或多种。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,根 据所述用户请求调用相应的智能合约的步骤包括:响应所述用户请求;通过封装的java-sdk调用与所述用户请求对应的智能合约。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,所述身份管理方法还包括:根据用户信息通过编写配置文件配置控制策略,通过所述网络节点根据所述控制策略检测所述用户权限。
- 根据权利要求7所述的基于区块链的身份管理方法,其特征在于,通过应用系统接收用户请求的步骤之后,还包括:对所述用户请求进行验证,匹配所述用户请求与用户权限,若匹配成功,则通过验证,响应所述用户请求,若匹配失败,则未通过验证,拒绝所述用户请求。
- 根据权利要求7所述的基于区块链的身份管理方法,其特征在于,所述控制策略包括自主型访问控制策略、系统强制性访问控制策略、基于角色的访问控制策略和基于属性证书的访问控制策略中的一种。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,所述身份管理方法还包括:通过所述网络节点共享各个应用系统的用户交易信息,所述用户交易信息包括交易类型标识、应用系统标识、用户设备标识、用户身份标识中的一种或多种。
- 根据权利要求1所述的基于区块链的身份管理方法,其特征在于,所述身份管理方法还包括:生成用户操作报表,所述操作报表包括用户的操作时间、操作类型、操作内容。
- 根据权利要求11所述的基于区块链的身份管理方法,其特征在于,生成用户操作报表的步骤包括:响应用户请求,记录当前用户的操作记录;将所述操作记录生成数据区块;将所述数据区块写入所述区块链网络中;对所述数据区块中的存储数据进行处理,生成当前用户的操作报表。
- 一种基于区块链的身份管理装置,其特征在于,包括:合约生成模块,用于根据应用系统的用户模型分别编写智能合约;区块链构建模块,用于构建区块链网络,所述区块链网络包括多个网络节点、多个应用系统和公共账本,每个应用系统均对应至少一个网络节点,各个网络节点通过共识机制自动同步区块链数据;通道建立模块,用于建立所述区块链网络中各个应用系统之间的连接通 道,在所述连接通道上部署智能合约;存储模块,用于通过应用系统接收用户请求,根据所述用户请求调用相应的智能合约,将用户请求信息通过所述连接通道同步至所有网络节点,存储于所述区块链网络的公共账本中。
- 根据权利要求13所述的基于区块链的身份管理装置,其特征在于,所述区块链网络还包括多个私有账本,所述私有账本与所述应用系统一一对应,所述公共账本中仅保留每个私有账本的哈希值。
- 根据权利要求13所述的基于区块链的身份管理装置,其特征在于,所述身份管理装置还包括:权限检测模块,根据用户信息通过编写配置文件配置控制策略,通过所述网络节点根据所述控制策略检测所述用户权限。
- 根据权利要求15所述的基于区块链的身份管理装置,其特征在于,所述身份管理装置还包括验证模块,在通过应用系统接收用户请求之后,对所述用户请求进行验证,匹配所述用户请求与用户权限,若匹配成功,则通过验证,响应所述用户请求,若匹配失败,则未通过验证,拒绝所述用户请求。
- 根据权利要求13所述的基于区块链的身份管理装置,其特征在于,所述身份管理装置还包括报表生成模块,用于生成用户操作报表。
- 根据权利要求17所述的基于区块链的身份管理装置,其特征在于,所述报表生成模块包括:记录单元,响应用户请求,记录当前用户的操作记录;区块生成单元,将所述操作记录生成数据区块;区块写入单元,将所述数据区块写入所述区块链网络中;报表生成单元,对所述数据区块中的存储数据进行处理,生成当前用户的操作报表。
- 一种电子设备,其特征在于,该电子设备包括:处理器和存储器,所述存储器中包括基于区块链的身份管理程序,所述基于区块链的身份管理程序被所述处理器执行时实现如权利要求1至12中任一项所述的基于区块链的身份管理方法。
- 一种计算机非易失性可读存储介质,其特征在于,所述计算机非易失性可读存储介质中包括基于区块链的身份管理程序,所述基于区块链的身份管理程序被处理器执行时,实现如权利要求1至12中任一项所述的基于区块链的身份管理方法。
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