CN113191750B - Block chain network safe transaction system and method - Google Patents
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Abstract
The invention relates to the technical field of blockchain network security, and discloses a blockchain network security transaction system and method; the block chain network safe transaction system is applied to a user terminal and comprises the following components: logging in an authentication system; the login authentication system is used for a user to login the blockchain network safe transaction system, the blockchain links are built between the user terminals, the external network server is isolated, the safety characteristic in transaction data transmission is further enhanced, the combination of a public key system and an asymmetric encryption technology is adopted, the safety guarantee in the communication process of a client and the server is formed, the risk of information leakage in the transaction of an intermediate platform is reduced, the economic loss caused by exchange rate conversion of the intermediate platform can be reduced in the transaction process, the transaction completion efficiency is higher, the economic benefit is also guaranteed, the account book data are recorded by a plurality of endpoints, the possibility of tampering of the account book data at a single endpoint is avoided, and the possibility of transaction repudiation is avoided.
Description
Technical Field
The invention belongs to the technical field of blockchain network security, and particularly relates to a blockchain network security transaction system and method.
Background
The TIME coin TIME is a basic measurement unit for people to use wisdom and labor to create value in the effective TIME of the unit, and is one of the basic measurement units in the TIME coin system. Time currencies are widely used in time banks around the world, and can be conveniently used for various payments, transfer, settlement, exchange, etc. worldwide. Thus, the time slots may provide settlement for transactions of various services and assets worldwide.
A blockchain is a database with a data "hash verification" function. The blocks, namely the data blocks, are combined into a chain structure according to time sequence, and the reliability of the database is maintained collectively in a distributed accounting mode by utilizing a cryptography algorithm. All data blocks are connected in time order, forming a blockchain.
With the advent of the 'internet +' age, time coin transaction is also emerging, but in the existing time coin transaction, a user cannot isolate an external network server, so that risk of transaction data leakage is caused, security of the transaction data cannot be well ensured, economic loss caused by exchange rate conversion cannot be avoided when the transaction data is converted through an intermediate platform, economic benefit is reduced, and single storage of account book data is also caused, so that risk of repudiation by the transaction exists; thus, improvements are now needed for the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the blockchain network safe transaction system and the blockchain network safe transaction method, which effectively solve the problems that the time coin transaction is also in line with the arrival of the 'Internet+' age, but in the existing time coin transaction, a user cannot isolate an external network server, so that the risk of transaction data leakage is caused, the safety of the transaction data cannot be well ensured, and the economic loss caused by exchange rate conversion is unavoidable when the transaction data is converted through an intermediate platform, so that the economic benefit is reduced, and the single storage of account book data also has the risk of transaction repudiation.
In order to achieve the above purpose, the present invention provides the following technical solutions: a blockchain network secure transaction system, applied to a user terminal, comprising:
logging in an authentication system; the login authentication system is used for a user to login the blockchain network secure transaction system, a public signature is obtained after the user logs in for the first time, the login authentication system is used for correspondingly identifying an HTTP protocol state based on a user account and a password of a session technology, correspondingly identifying a JSON-Web-Token protocol state based on a user account and a password of a Token technology or correspondingly identifying a JSON HTTP protocol state based on a user account and a password of a Token technology, and the login authentication system is specifically used for APP and Web based on a mobile phone or a computer;
a transaction encryption system; the transaction encryption system is used for encrypting the transaction of the user terminal through a secret key, calculating a hash value of the transaction, and sending the public signature and encrypted transaction data to the service terminal, wherein the transaction encryption system is a data identification encryption unit based on an asymmetric encryption technology and comprises a private key unit, a public key unit, a first encryption unit and a second encryption unit;
a server linking system; the server link system is used for establishing a corresponding link relation for two user terminals of a transaction after the service terminal verifies that transaction data are correct, the user terminals of the two user terminals mutually unlock an encryption unit of opposite link ends before the link relation is established, and establish the link relation after verification is completed;
a shared session system; the sharing session system is used for establishing a corresponding link relation for two user terminals after the server link system establishes the corresponding link relation, the sharing session system is used for establishing an exchange link between the two user terminals, after the transaction of the two user terminals is completed, the exchange link is immediately destroyed, all the dialogues are stored after being encrypted by respective terminal keys, and the sharing session system comprises a firewall security authentication unit, an information encryption security authentication unit and an identity security authentication unit;
a transaction computing system; the transaction computing system is used for disclosing the transaction data encrypted by the transaction encryption system, decrypting the transaction data by partial users in the user terminal, calculating the hash value of the transaction data, establishing the user link between the partial users and the terminal user for transmitting the transaction data after the data corresponds, and transmitting the data to the transaction verification system;
a transaction verification system; the transaction verification system is used for rechecking the hash value of the decrypted transaction Data, establishing a blockchain account book after the hash value is consistent with the user terminal and the transaction calculation system, and sending the blockchain account book to the two user terminals with the corresponding link relation established by the server link system and part of user terminals which finish the decryption calculation of the transaction Data in the transaction calculation system, wherein the blockchain account book is encrypted through a terminal corresponding encryption unit when being sent to the terminal, and the transaction verification system is a unit Data verification system based on a Data-sentel technology.
Preferably, the login authentication system comprises a user registration unit, an asset statistics unit and an asset transaction unit, wherein the user registration unit comprises an intelligent signature generation module, and the asset statistics unit and the asset transaction unit comprise report creation, arrangement and update modules.
Preferably, the private key unit and the public key unit correspond to the first encryption unit and the second encryption unit, respectively, and the transaction encryption system includes a transaction inquiry module.
Preferably, the transaction computing system comprises a signature disclosure module, and the transaction computing system is provided with a reward unit.
A block chain network safe transaction method is applied to a block chain network safe transaction system: the method comprises the following steps:
s1: user login: after the user is registered through the user registration unit, the user obtains a public signature after logging in the login authentication system for the first time, and then the asset statistics unit is used for counting the assets of the user terminal and creating an asset report;
s2: transaction encryption: when a user terminal needs to conduct transaction, a first encryption unit and a second encryption unit of a transaction encryption system encrypt the transaction of the user terminal through a secret key, calculate a hash value of the transaction, and send the public signature and encrypted transaction data to a service terminal;
s3: and (3) calculation and verification: when the transaction data is sent to the service terminal, the transaction computing system of the service terminal discloses the transaction data, part of users decrypt the transaction data and calculate hash values of the transaction data, after the data is corresponding, the part of users are linked with the terminal user which sends the transaction data, and the data is sent to the transaction verification system, the transaction verification system re-calculates the hash values of the transaction data which is decrypted and calculated, after the calculated hash values are consistent with the user terminal and the transaction computing system, a block chain account book is established, and the block chain account book is sent to two user terminals which are correspondingly linked with the server linking system and part of user terminals which are in the transaction computing system and finish decryption and calculation of the transaction data, and when the block chain account book is sent to the terminal, encryption is carried out through a terminal corresponding encryption unit;
s4: block chain establishment: after the block chain account book is confirmed, the server link system establishes a corresponding link relation for two user terminals of the transaction, before the link relation is established, the two user terminals mutually unlock an encryption unit of opposite link ends, after verification is completed, the link relation is established, and after the two user terminals are simultaneously communicated through the shared session system, the corresponding link relation is established and immediately destroyed, all dialogues are stored after being encrypted by respective terminal keys, and the whole transaction is completed. .
Compared with the prior art, the invention has the beneficial effects that:
1. the invention isolates the external network server by setting up blockchain links between user terminals, and ensures the security of the links by means of a firewall security authentication unit, an information encryption security authentication unit, an identity security authentication unit, a security protocol authentication unit, an intrusion detection security authentication unit and the like when setting up the links, thereby further strengthening the security characteristic in transaction data transmission, and forming the security guarantee in the communication process of clients and servers by adopting the combination of a public key system and an asymmetric encryption technology;
2. according to the invention, the blockchain links are built between the user terminals to conduct direct transaction, so that the risk of information leakage in the transaction of the intermediate platform is reduced, and the economic loss caused by exchange rate conversion of the intermediate platform can be reduced in the transaction, and the one-to-one blockchain links enable the transaction to be completed more efficiently and ensure the economic benefit;
3. according to the invention, part of users of the transaction computing system decrypt transaction data and calculate hash values of the transaction data, after the data is corresponding, the part of users are linked with the terminal users for transmitting the transaction data, and the data is transmitted to the transaction verification system, after the hash values are consistent with the user terminals and the transaction computing system, a block chain account book is established and transmitted to two user terminals of the server link system which establish corresponding link relations and the part of user terminals for completing the decryption computation of the transaction data in the transaction computing system, when the block chain account book is transmitted to the terminals, the encryption unit is corresponding to the terminals for encrypting, and a plurality of endpoints record account book data, so that the possibility of tampering of the account book data at a single endpoint is avoided, the security after the transaction is ensured, and the possibility of transaction repudiation is avoided.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a block diagram of a user terminal according to the present invention;
FIG. 2 is a schematic block diagram of a service terminal structure of the present invention;
fig. 3 is a flow chart of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the present invention provides a technical solution: a blockchain network secure transaction system, applied to a user terminal, comprising:
logging in an authentication system; the login authentication system is used for a user to login the blockchain network secure transaction system, a public signature is obtained after the user logs in for the first time, the login authentication system is used for correspondingly identifying an HTTP protocol state based on a user account and a password of a session technology, correspondingly identifying a JSON-Web-Token protocol state based on a user account and a password of a Token technology or correspondingly identifying a JSON HTTP protocol state based on a user account and a password of a Token technology, and the login authentication system is specifically used for APP and Web based on a mobile phone or a computer;
a transaction encryption system; the transaction encryption system is used for encrypting the transaction of the user terminal through a secret key, calculating a hash value of the user terminal, and sending the public signature and encrypted transaction data to the service terminal, wherein the transaction encryption system is a data identification encryption unit based on an asymmetric encryption technology and comprises a private key unit, a public key unit, a first encryption unit and a second encryption unit;
a server linking system; the server link system is used for establishing corresponding link relation for two user terminals of a transaction after the service terminal verifies that transaction data are correct, the user terminals of the two user terminals mutually unlock encryption units of opposite link ends before the link relation is established, the link relation is established after verification is completed, the server link system is a server corresponding link channel based on a block chain security technology, and the server link system further comprises a firewall security authentication unit, an information encryption security authentication unit, an identity security authentication unit, a security protocol authentication unit and an intrusion detection security authentication unit;
a shared session system; the sharing session system is used for establishing a corresponding link relation between the two user terminals after the server link system establishes the corresponding link relation, the sharing session system is used for establishing an exchange link between the two user terminals, after the two user terminals finish the transaction, the exchange link is immediately destroyed, all the dialogs are stored after being encrypted by respective terminal keys, and the sharing session system comprises a firewall security authentication unit, an information encryption security authentication unit and an identity security authentication unit.
As shown in fig. 2, a blockchain network secure transaction system is applied to a service terminal, and includes:
a transaction computing system; the transaction computing system is used for disclosing the transaction data encrypted by the transaction encryption system, decrypting the transaction data by a part of users in the user terminal, calculating the hash value of the transaction data, establishing the user link between the part of users and the terminal user for transmitting the transaction data after the data corresponds to the transaction data, and transmitting the data to the transaction verification system;
a transaction verification system; the transaction verification system is used for rechecking the hash value of the decrypted transaction Data, establishing a blockchain account book after the hash value is consistent with the user terminal and the transaction calculation system, and sending the blockchain account book to the two user terminals with the corresponding link relation established by the server link system and part of user terminals which finish the decryption calculation of the transaction Data in the transaction calculation system, wherein the blockchain account book is encrypted through a terminal corresponding encryption unit when being sent to the terminal, and the transaction verification system is a unit Data verification system based on a Data-sentel technology.
The login authentication system comprises a user registration unit, an asset statistics unit and an asset transaction unit, wherein the user registration unit comprises an intelligent signature generation module, and the asset statistics unit and the asset transaction unit comprise report creation, arrangement and update modules; the private key unit and the public key unit correspond to the first encryption unit and the second encryption unit respectively, and the transaction encryption system comprises a transaction inquiry module; the transaction computing system includes a signature disclosure module, and the transaction computing system is provided with a reward unit.
The block chain link is built between the user terminals, so that an external network server is isolated, and the security of the link is ensured by means of a firewall security authentication unit, an information encryption security authentication unit, an identity security authentication unit, a security protocol authentication unit, an intrusion detection security authentication unit and the like when the link is built, so that the security characteristic in transaction data transmission is further enhanced, and the security guarantee in the communication process of a client and the server is formed by adopting the combination of a public key system and an asymmetric encryption technology; the block chain links are built between the user terminals to conduct direct transaction, so that the risk of information leakage in the middle platform transaction is reduced, economic loss caused by exchange rate conversion of the middle platform can be reduced in the transaction, one-to-one block chain links are built, the transaction completion efficiency is higher, and economic benefits are guaranteed; decrypting transaction data by partial users of the transaction computing system, calculating hash values of the transaction data, establishing a link between the partial users and a terminal user transmitting the transaction data after the data are corresponding, transmitting the data to the transaction verification system, establishing a blockchain account book after the hash values are consistent with the user terminal and the transaction computing system, and transmitting the blockchain account book to two user terminals of the server link system which establish a corresponding link relation and the partial user terminal which completes the decryption computation of the transaction data in the transaction computing system, wherein the blockchain account book is encrypted by a terminal corresponding encryption unit when being transmitted to the terminal, and a plurality of endpoints record account book data, so that the possibility of tampering of the account book data at a single endpoint is avoided, the security after the transaction is ensured, and the possibility of transaction repudiation is avoided.
As shown in fig. 3, a blockchain network secure transaction method is applied to a blockchain network secure transaction system, and includes the following steps:
s1: user login: after the user is registered through the user registration unit, the user obtains a public signature after logging in the login authentication system for the first time, and then the asset statistics unit is used for counting the assets of the user terminal and creating an asset report;
s2: transaction encryption: when a user terminal needs to conduct transaction, a first encryption unit and a second encryption unit of a transaction encryption system encrypt the transaction of the user terminal through a secret key, calculate a hash value of the transaction, and send the public signature and encrypted transaction data to a service terminal;
s3: and (3) calculation and verification: when the transaction data is sent to the service terminal, the transaction computing system of the service terminal discloses the transaction data, part of users decrypt the transaction data and calculate hash values of the transaction data, after the data is corresponding, the part of users are linked with the terminal user which sends the transaction data, and the data is sent to the transaction verification system, the transaction verification system re-calculates the hash values of the transaction data which is decrypted and calculated, after the calculated hash values are consistent with the user terminal and the transaction computing system, a block chain account book is established, and the block chain account book is sent to two user terminals which are correspondingly linked with the server linking system and part of user terminals which are in the transaction computing system and finish decryption and calculation of the transaction data, and when the block chain account book is sent to the terminal, encryption is carried out through a terminal corresponding encryption unit;
s4: block chain establishment: after the block chain account book is confirmed, the server link system establishes a corresponding link relation for two user terminals of the transaction, before the link relation is established, the two user terminals mutually unlock an encryption unit of opposite link ends, after verification is completed, the link relation is established, and after the two user terminals are simultaneously communicated through the shared session system, the corresponding link relation is established and immediately destroyed, all dialogues are stored after being encrypted by respective terminal keys, and the whole transaction is completed.
Through the steps, the transaction can be completed rapidly, the economic loss caused by exchange rate conversion of the intermediate platform is avoided, and the economic benefit is ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
While embodiments of the present invention have been shown and described, it will be apparent to those of ordinary skill in the art that, it will be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (5)
1. A block chain network safe transaction system is applied to a user terminal and is characterized in that: comprising the following steps:
logging in an authentication system; the login authentication system is used for a user to login the blockchain network secure transaction system, a public signature is obtained after the user logs in for the first time, the login authentication system is used for correspondingly identifying an HTTP protocol state based on a user account and a password of a session technology, correspondingly identifying a JSON-Web-Token protocol state based on a user account and a password of a Token technology or correspondingly identifying a JSON HTTP protocol state based on a user account and a password of a Token technology, and the login authentication system is specifically used for APP and Web based on a mobile phone or a computer;
a transaction encryption system; the transaction encryption system is used for encrypting the transaction of the user terminal through a secret key, calculating a hash value of the transaction, and sending the public signature and encrypted transaction data to the service terminal, wherein the transaction encryption system is a data identification encryption unit based on an asymmetric encryption technology and comprises a private key unit, a public key unit, a first encryption unit and a second encryption unit;
a server linking system; the server link system is used for establishing a corresponding link relation for two user terminals of a transaction after the service terminal verifies that transaction data are correct, the user terminals of the two user terminals mutually unlock an encryption unit of opposite link ends before the link relation is established, and establish the link relation after verification is completed;
a shared session system; the sharing session system is used for establishing a corresponding link relation for two user terminals after the server link system establishes the corresponding link relation, the sharing session system is used for establishing an exchange link between the two user terminals, after the transaction of the two user terminals is completed, the exchange link is immediately destroyed, all the dialogues are stored after being encrypted by respective terminal keys, and the sharing session system comprises a firewall security authentication unit, an information encryption security authentication unit and an identity security authentication unit;
a transaction computing system; the transaction computing system is used for disclosing the transaction data encrypted by the transaction encryption system, decrypting the transaction data by partial users in the user terminal, calculating the hash value of the transaction data, establishing the user link between the partial users and the terminal user for transmitting the transaction data after the data corresponds, and transmitting the data to the transaction verification system;
a transaction verification system; the transaction verification system is used for rechecking the hash value of the decrypted transaction Data, establishing a blockchain account book after the hash value is consistent with the user terminal and the transaction calculation system, and sending the blockchain account book to the two user terminals with the corresponding link relation established by the server link system and part of user terminals which finish the decryption calculation of the transaction Data in the transaction calculation system, wherein the blockchain account book is encrypted through a terminal corresponding encryption unit when being sent to the terminal, and the transaction verification system is a unit Data verification system based on a Data-sentel technology.
2. The blockchain network secure transaction system of claim 1, wherein: the login authentication system comprises a user registration unit, an asset statistics unit and an asset transaction unit, wherein the user registration unit comprises an intelligent signature generation module, and the asset statistics unit and the asset transaction unit comprise report creation, arrangement and update modules.
3. The blockchain network secure transaction system of claim 1, wherein: the private key unit and the public key unit correspond to the first encryption unit and the second encryption unit respectively, and the transaction encryption system comprises a transaction inquiry module.
4. The blockchain network secure transaction system of claim 1, wherein: the transaction computing system includes a signature disclosure module, the transaction computing system being provided with a reward unit.
5. A blockchain network secure transaction method applied to the blockchain network secure transaction system of any of claims 1-4, characterized in that: the method comprises the following steps:
s1: user login: after the user is registered through the user registration unit, the user obtains a public signature after logging in the login authentication system for the first time, and then the asset statistics unit is used for counting the assets of the user terminal and creating an asset report;
s2: transaction encryption: when a user terminal needs to conduct transaction, a first encryption unit and a second encryption unit of a transaction encryption system encrypt the transaction of the user terminal through a secret key, calculate a hash value of the transaction, and send the public signature and encrypted transaction data to a service terminal;
s3: and (3) calculation and verification: when the transaction data is sent to the service terminal, the transaction computing system of the service terminal discloses the transaction data, part of users decrypt the transaction data and calculate hash values of the transaction data, after the data is corresponding, the part of users are linked with the terminal user which sends the transaction data, and the data is sent to the transaction verification system, the transaction verification system re-calculates the hash values of the transaction data which is decrypted and calculated, after the calculated hash values are consistent with the user terminal and the transaction computing system, a block chain account book is established, and the block chain account book is sent to two user terminals which are correspondingly linked with the server linking system and part of user terminals which are in the transaction computing system and finish decryption and calculation of the transaction data, and when the block chain account book is sent to the terminal, encryption is carried out through a terminal corresponding encryption unit;
s4: block chain establishment: after the block chain account book is confirmed, the server link system establishes a corresponding link relation for two user terminals of the transaction, before the link relation is established, the two user terminals mutually unlock an encryption unit of opposite link ends, after verification is completed, the link relation is established, and after the two user terminals are simultaneously communicated through the shared session system, the corresponding link relation is established and immediately destroyed, all dialogues are stored after being encrypted by respective terminal keys, and the whole transaction is completed.
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