TW201800999A - Method for endowing digital account transaction process with unique ID by using block chain - Google Patents

Abstract

The invention discloses a method for endowing a digital account transaction process with a unique ID by using a block chain. The method comprises the steps that S1, a user registers on a block chain system, the block chain system generates a data block used for identifying a user identity, the use identity ID and a private key are turned back to the user at the same time, and a digital certificate of the user is generated; S2, the user sends the digital certificate thereof to a percent during online transaction, and the merchant carries out decryption on the digital certificate by using a public key of the block chain system so as to verify the authenticity of the certificate; and S3, at the completion of the transaction, the user sends the user identity ID and a payment success message to the block chain system together with the digital certificate, the block chain system decrypts and verifies, a plaintext acquired by decryption also contains an account ID of the customer so as to be used for verifying the identity of the user, the block chain system confirms that the user indeed pays successfully after the user identity is verified, a right of evaluation is given to the user, and the user accomplishes evaluation after acquiring the right of evaluation.

Description

A method to give a unique ID to the digital account transaction process using the blockchain

The present invention relates to the technical field of blockchain, and in particular to a method for using a blockchain to give a unique ID to a digital account transaction process.

The development of e-commerce has brought great convenience to people's lives, but with the increasingly prominent problem of network information security, the security of e-commerce has gradually become a bottleneck problem that hinders its further development. Such as the leakage of personal information, which has received increasing attention in recent years.

Take Taobao trading platform as an example to explain the information leakage and the problems it brings. The Taobao electronic trading platform ensures the convenience and fastness of transactions, and ensures that it can realize secure online payment functions. The main trading platforms used are C2C and B2C e-commerce platforms. C2C is an e-commerce model between individuals. Due to its flexibility and convenience, strong user participation and other characteristics, it has developed rapidly. At the same time, it also exposes some existing Inevitable problems under the scheme. When registering a user, you must fill in necessary personal information such as phone, email, consignee and delivery address. After completing the transaction, customers can evaluate the quality of the products and the services of the merchants. However, when some merchants receive bad reviews, they will call the customer many times to ask the other party to modify the corresponding evaluation. This approach not only causes great trouble to customers, but also provides other customers with untrue evaluation information. This violates the original intention of the module of after-sales service evaluation.

Since the introduction of the Bitcoin system in 2009, decentralized cryptocurrencies represented by Bitcoin and its derivative competitors have received widespread attention. The currency system is characterized by the construction of a decentralized shared ledger based on the blockchain, thereby ensuring the safety, reliability and decentralization of the system's operation.

Blockchain refers to the technical solution of collectively maintaining a reliable database through decentralization and detrust. This technical solution mainly allows any number of nodes in the participating system to associate a series of data blocks generated by using a cryptographic method. Each data block contains all the information exchange data of the system within a certain time, and generates data fingerprints. To verify the validity of its information and link to the next database block.

The object of the present invention is to provide a method for granting a unique ID to a digital account transaction process by using a blockchain, and to generate a key and a digital certificate using the blockchain. The personal information of the home should be protected, and at the same time the purpose of verifying the legal identity of the buyer should be achieved. When the two parties of the transaction conduct transactions, the buyer's personal information is protected by encryption. At the same time, digital credentials are introduced into the solution to verify the identity of the buyer.

In order to achieve the above objective, the technical solution of the present invention is: a method of using a blockchain to give a unique ID to a digital account transaction process. The steps of the method are: S1. The user uses the blockchain system network on the blockchain system. Registration of personal information, registration information is stored on the blockchain system, the blockchain system uses a series of data blocks associated with the use of cryptographic methods to identify the user identity, at the same time the generated user identity ID, user's The private key is returned to the user to be stored by the user, and a digital certificate of the user is generated. The digital certificate contains the public key of the user and the user ID. The digital certificate is encrypted with the private key of the blockchain system. Assigned to customers for identity verification; S2, users send their digital vouchers to merchants when conducting online transactions, and merchants use the public key of the blockchain system to decrypt digital vouchers after receiving a user's purchase request In order to verify the authenticity of the certificate, if the verification is passed, the transaction will be performed. S3. After the transaction is completed, the user will have his user ID and payment successful. The message is sent to the blockchain system along with its own digital voucher. The blockchain system decrypts the electronic voucher to verify the authenticity of the certificate. The decrypted plain text also contains the customer's account ID to verify the user's identity; the user's identity After verification, the blockchain system confirms that the user has indeed paid successfully and grants the right to evaluation; the user completes the evaluation after obtaining the right to evaluation.

As an improvement to the above technical solution, after a plurality of personal information filled in by a user is connected, a fixed-length information digest is obtained using the HASH function, and this is used as the user's identity ID.

Compared with the prior art, the present invention has advantages and positive effects: The method of using the blockchain to give a unique ID to a digital account transaction process, using the blockchain to generate a key and a digital certificate, with the help of the key and The digital voucher protects the personal information of the corresponding buyer, and at the same time, the purpose of verifying the legal identity of the buyer is achieved. When two parties to a transaction make a transaction, The buyer's personal information is protected through encryption. At the same time, digital credentials are introduced into the solution to verify the identity of the buyer, enabling secure and reliable online transactions.

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 introduced below. Obviously, the drawings in the following description are only the present invention. Some embodiments of the invention, for those skilled in the art, can obtain other drawings according to these drawings without paying creative labor.

FIG. 1 is a schematic flowchart of the present invention.

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative labor, any modifications, equivalent replacements, and improvements should be included in the protection scope of the present invention. Inside.

As shown in Figure 1, this is a method of using the blockchain to give a unique ID to a digital account transaction process. The steps of this method are: S1. The user uses the blockchain system network to perform personal transactions on the blockchain system. Registration of information. The registration information is stored on the blockchain system. The blockchain system uses a series of data blocks associated with cryptographic methods to identify the user's identity. At the same time, the generated user identity ID and the user's private key are used. Return it to the user and save it to the user, and generate the user's digital certificate, which contains the user's public key and user identity ID. The digital certificate is encrypted with the private key of the blockchain system and distributed to the customer Used for identity verification; S2. The user sends his digital voucher to the merchant when conducting online transactions. After receiving the user's purchase request, the merchant decrypts the digital voucher with the public key of the blockchain system to verify the The authenticity of the certificate, if the verification is passed, the transaction will be performed; S3. After the transaction is completed, the user will include his own user ID, payment success information, and his digital certificate Since the system is sent to block chains, chain block decrypted digital certificate to verify the authenticity of the certificate, the decrypted plaintext is also included in the customer's account ID, to verify the user's body After the user's identity is verified, the blockchain system confirms that the user has indeed paid successfully and grants the right to evaluation to the user; the user completes the evaluation after obtaining the right to evaluation.

After connecting multiple personal information filled in by the user, use the HASH function to get a fixed-length information summary and use it as the user's identity ID.

The invention uses the blockchain to give a unique ID to the digital account transaction process, uses the blockchain to generate keys and digital certificates, and uses the keys and digital certificates to protect the personal information of the corresponding buyer, while achieving verification The purpose of the buyer's legal status. When the two parties in the transaction conduct transactions, the buyer's personal information is protected by encryption. At the same time, digital credentials are introduced in the solution to verify the identity of the buyer, enabling secure and reliable online transactions.

Claims (2)

A method of using a blockchain to give a unique ID to a digital account transaction process, which is characterized in that the steps of the method are: S1. The user uses the blockchain system network to register personal information on the blockchain system and register the information. Stored on the blockchain system, the blockchain system uses a series of data blocks associated with the cryptographic method to identify the user's identity, and at the same time returns the generated user identity ID and the user's private key to the user. Save and generate the user's digital certificate, the digital certificate contains the user's public key and user identity ID, the digital certificate is encrypted with the private key of the blockchain system and assigned to the customer for identity verification; S2. The user sends his digital certificate to the merchant when conducting online transactions. After receiving the user's purchase request, the merchant uses the public key of the blockchain system to decrypt the digital certificate to verify the authenticity of the certificate, such as After verification, the transaction will be conducted; S3. After the transaction is completed, the user will send his user ID, payment success information together with his digital voucher Decrypt the digital voucher to the blockchain system, and verify the authenticity of the certificate. The decrypted plain text also contains the customer's account ID to verify the user's identity. After the user's identity is verified, the blockchain system Confirm that the user has successfully paid, and grant the right to evaluation to the user; complete the evaluation after the user obtains the right to evaluation. According to the method of using the blockchain to give a unique ID to the digital account transaction process described in item 1 of the scope of the patent application, after connecting multiple personal information filled in by the user, using the HASH function to obtain a fixed-length information summary, Use this as the user's identity ID.