CN111047331A - Commodity anti-counterfeiting tracing method and system based on block chain and NFC chip - Google Patents
Commodity anti-counterfeiting tracing method and system based on block chain and NFC chip Download PDFInfo
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- CN111047331A CN111047331A CN201911102647.4A CN201911102647A CN111047331A CN 111047331 A CN111047331 A CN 111047331A CN 201911102647 A CN201911102647 A CN 201911102647A CN 111047331 A CN111047331 A CN 111047331A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
Abstract
The invention discloses a commodity anti-counterfeiting tracing method and a system based on a block chain and an NFC chip, which relate to the field of information encryption storage, and the method comprises the steps of encrypting header information of a block chain data block through an encryption algorithm and generating a public key; storing the public key generated by encryption in the NFC chip; reading a public key stored in the NFC chip when block chain data is written in or inquired; and decrypting the head information of the block chain data block by using the read public key so as to write commodity information into the block chain or inquire the commodity information written before. According to the invention, through an interaction mode combining the block chain and the NFC chip, the data is convenient and fast, and the safety of data information is also ensured.
Description
Technical Field
The invention relates to the field of information encryption storage, in particular to a commodity anti-counterfeiting tracing method and system based on a block chain and an NFC chip.
Background
The blockchain is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism and an encryption algorithm. The Blockchain (Blockchain) is an important concept of the bitcoin, which is essentially a decentralized database, and is used as the underlying technology of the bitcoin, and is a series of data blocks which are generated by using a cryptographic method to be related, wherein each data block contains information of a batch of bitcoin network transactions, and the information is used for verifying the validity (anti-counterfeiting) of the information and generating the next block.
The block chain technology is a new technical concept which has been developed in recent years, and has many inherent advantages, such as decentralization, non-tampering, traceability, openness and transparency, so that the block chain is currently widely used in the field of merchandise anti-counterfeiting traceability, and by using the non-tampering property of the block chain, the block chain is used as an information recording carrier to record information of production, logistics transportation, transaction and the like of the merchandise, thereby facilitating the anti-counterfeiting traceability of the merchandise, but due to the openness and transparency of the block chain, the safety of the information recorded in the block chain cannot be guaranteed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a commodity anti-counterfeiting tracing method based on a block chain and an NFC chip.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
encrypting the header information of the block chain data block through an encryption algorithm and generating a public key;
storing the public key generated by encryption in the NFC chip;
reading a public key stored in the NFC chip when block chain data is written in or inquired;
and decrypting the head information of the block chain data block by using the read public key so as to write commodity information into the block chain or inquire the commodity information written before.
On the basis of the technical scheme, the commodity information comprises commodity production information, commodity logistics distribution information and commodity transaction information.
On the basis of the above technical solution, the decrypting of the header information of the block chain data block using the read public key to write commodity information into the block chain or to query the commodity information written before, and the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
On the basis of the above technical solution, when the block chain data is written or queried, the public key stored in the NFC chip is read, wherein the public key stored in the NFC chip is read, specifically, the public key stored in the NFC chip is read by using a terminal device having an NFC chip reading function.
On the basis of the above technical solution, after reading the public key stored in the NFC chip by using the terminal device having the NFC chip reading function, the method further includes:
and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending.
The invention provides a commodity anti-counterfeiting traceability system based on a block chain and an NFC chip, which comprises:
the generating module is used for encrypting the header information of the block chain data block through an encryption algorithm and generating a public key;
the storage module is used for storing the public key generated by the generation module in an NFC chip;
the reading module is used for reading out a public key stored in the NFC chip when writing or inquiring the block chain data;
and the decryption module is used for decrypting the head information of the block chain data block by using the public key read by the reading module so as to write commodity information in the block chain or inquire the commodity information written before.
On the basis of the technical scheme, the commodity information comprises commodity production information, commodity logistics distribution information and commodity transaction information.
On the basis of the above technical solution, the decrypting of the header information of the block chain data block using the read public key to write commodity information into the block chain or to query the commodity information written before, and the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
On the basis of the above technical solution, when the block chain data is written or queried, the public key stored in the NFC chip is read, wherein the public key stored in the NFC chip is read, specifically, the public key stored in the NFC chip is read by using a terminal device having an NFC chip reading function.
On the basis of the above technical solution, after reading the public key stored in the NFC chip by using the terminal device having the NFC chip reading function, the method further includes:
and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending.
Compared with the prior art, the invention has the advantages that: the method comprises the steps of encrypting header information of a block chain data block through an encryption algorithm and generating a public key, storing the public key generated through encryption in an NFC chip, subsequently reading recorded information in the block chain or writing new data in the block chain, needing the public key stored in the NFC chip to be matched, and then reading the recorded information in the block chain or writing the new data in the block chain.
Drawings
Fig. 1 is a flowchart of a commodity anti-counterfeiting tracing method based on a blockchain and an NFC chip in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The embodiment of the invention provides a commodity anti-counterfeiting tracing method based on a block chain and an NFC chip. The embodiment of the invention also correspondingly provides a commodity anti-counterfeiting traceability system based on the block chain and the NFC chip.
Referring to fig. 1, an embodiment of the present invention provides a commodity anti-counterfeiting tracing method based on a blockchain and an NFC chip, including the following steps:
s1: and encrypting the header information of the blockchain data block through an encryption algorithm and generating a public key. In the embodiment of the present invention, the encryption algorithm may be an asymmetric encryption algorithm, for example, for header information of a blockchain data block, the header information is encrypted by the asymmetric encryption algorithm, and when reading information recorded in the blockchain data block, the header information needs to be decrypted by using a public key to read the information recorded in the data block. The block chain is composed of a plurality of data blocks, and each data block contains header information.
S2: the public key generated by the encryption is stored in an NFC (Near Field Communication) chip. Further, for the storage of the public key in the NFC chip, a user-defined private protocol may be used to store the public key in the NFC chip, and when the public key is subsequently read from the NFC chip, the public key stored in the NFC chip may also be read out by using the corresponding private protocol, so as to further ensure the security of data in the NFC chip.
S3: reading a public key stored in the NFC chip when block chain data is written in or inquired;
s4: and decrypting the head information of the block chain data block by using the read public key so as to write commodity information into the block chain or inquire the commodity information written before.
In the embodiment of the invention, the commodity information comprises commodity production information, commodity logistics distribution information and commodity transaction information. The anti-counterfeiting tracing of the commodities can be realized through the commodity production information, the commodity logistics distribution information and the commodity transaction information.
According to the commodity anti-counterfeiting tracing method based on the block chain and the NFC chip, header information of a block chain data block is encrypted through an encryption algorithm to generate a public key, the public key generated through encryption is stored in the NFC chip, and subsequently when reading of recorded information or writing of new data in the block chain is carried out, the reading of the recorded information or the writing of the new data in the block chain can be achieved only through the cooperation of the public key stored in the NFC chip.
Optionally, on the basis of the embodiment corresponding to fig. 1, in a first optional embodiment of the commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip provided in the embodiment of the present invention, the read public key is used to decrypt header information of the blockchain data block, so as to write commodity information in the blockchain or query the commodity information that has been written before, where the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
By encrypting the head information of the block chain data block, when data are read in the block chain or data are written in the block chain, the public key stored in the NFC chip is needed to decrypt the head information of the data block, and then the data can be checked and written in, so that the safety of the data stored in the block chain is effectively guaranteed.
Optionally, on the basis of the first optional embodiment of the above commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip, in the second optional embodiment of the commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip provided in the embodiment of the present invention, when writing or querying the blockchain data, the public key stored in the NFC chip is read, wherein the public key stored in the NFC chip is read, specifically, the public key stored in the NFC chip is read by using a terminal device having an NFC chip reading function. Furthermore, the read public key can be verified to ensure that the read public key is the public key to be used currently, and the uniqueness of the data is ensured.
After the public key stored in the NFC chip is read out by using the terminal device having the NFC chip reading function, the method further includes: and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending. For the identity verification mode of the terminal equipment holder, the user registration or login information on the terminal equipment can be verified by verification, so that the identity of the current terminal equipment holder is determined, and the data security in the block chain is effectively ensured.
The identity of the terminal equipment holder is identified and verified, so that the terminal equipment holder passing the verification of the identity can decrypt the head information of the block chain data block by using the public key acquired from the NFC chip, the link of the identity verification of the terminal equipment holder is added, and the data safety in the block chain is further ensured.
The commodity anti-counterfeiting traceability system based on the block chain and the NFC chip comprises a generating module, a storage module, a reading module and a decryption module.
The generating module is used for encrypting the header information of the block chain data block through an encryption algorithm and generating a public key; the storage module is used for storing the public key generated by the generation module in an NFC chip; the reading module is used for reading out a public key stored in the NFC chip when block chain data is written in or inquired; the decryption module is used for decrypting the head information of the block chain data block by using the public key read by the reading module so as to write commodity information in the block chain or inquire the commodity information written before.
In the embodiment of the present invention, the encryption algorithm may be an asymmetric encryption algorithm, for example, for header information of a blockchain data block, the header information is encrypted by the asymmetric encryption algorithm, and when reading information recorded in the blockchain data block, the header information needs to be decrypted by using a public key to read the information recorded in the data block.
In the embodiment of the invention, the commodity information comprises commodity production information, commodity logistics distribution information and commodity transaction information. The anti-counterfeiting tracing of the commodities can be realized through the commodity production information, the commodity logistics distribution information and the commodity transaction information.
According to the commodity anti-counterfeiting traceability system based on the block chain and the NFC chip, the head information of the block chain data block is encrypted through an encryption algorithm to generate the public key, the public key generated through encryption is stored in the NFC chip, and subsequently when reading of recorded information in the block chain or writing of new data is carried out, the reading of the recorded information in the block chain or the writing of the new data can be realized only through the cooperation of the public key stored in the NFC chip.
Optionally, on the basis of the embodiment of the above commodity anti-counterfeiting traceability system based on the blockchain and the NFC chip, in a first optional embodiment of the commodity anti-counterfeiting traceability system based on the blockchain and the NFC chip provided in the embodiment of the present invention, the read public key is used to decrypt header information of the blockchain data block, so as to write or query commodity information in the blockchain, where the commodity information has been written before, and the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
By encrypting the head information of the block chain data block, when data are read in the block chain or data are written in the block chain, the public key stored in the NFC chip is needed to decrypt the head information of the data block, and then the data can be checked and written in, so that the safety of the data stored in the block chain is effectively guaranteed.
Optionally, on the basis of the first optional embodiment of the commodity anti-counterfeiting traceability system based on the block chain and the NFC chip, in the second optional embodiment of the commodity anti-counterfeiting traceability system based on the block chain and the NFC chip provided in the embodiment of the present invention, when writing or querying data in the block chain, the public key stored in the NFC chip is read, wherein the public key stored in the NFC chip is read, specifically, the public key stored in the NFC chip is read by using a terminal device having an NFC chip reading function.
After the public key stored in the NFC chip is read out by using the terminal device having the NFC chip reading function, the method further includes: and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending.
The identity of the terminal equipment holder is identified and verified, so that the terminal equipment holder passing the verification of the identity can decrypt the head information of the block chain data block by using the public key acquired from the NFC chip, the link of the identity verification of the terminal equipment holder is added, and the data safety in the block chain is further ensured.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A commodity anti-counterfeiting tracing method based on a block chain and an NFC chip is characterized by comprising the following steps:
encrypting the header information of the block chain data block through an encryption algorithm and generating a public key;
storing the public key generated by encryption in the NFC chip;
reading a public key stored in the NFC chip when block chain data is written in or inquired;
and decrypting the head information of the block chain data block by using the read public key so as to write commodity information into the block chain or inquire the commodity information written before.
2. The commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip as claimed in claim 1, characterized in that: the commodity information includes commodity production information, commodity logistics distribution information and commodity transaction information.
3. The commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip as claimed in claim 1, wherein the read public key is used for decrypting the header information of the blockchain data block so as to write commodity information into the blockchain or inquire the commodity information written before, and the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
4. The commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip as claimed in claim 1, wherein the public key stored in the NFC chip is read out when data of the blockchain is written in or inquired, wherein the public key stored in the NFC chip is read out, specifically, the public key stored in the NFC chip is read out by using a terminal device with an NFC chip reading function.
5. The commodity anti-counterfeiting tracing method based on the blockchain and the NFC chip as claimed in claim 4, wherein after the terminal device with the NFC chip reading function reads the public key stored in the NFC chip, the method further comprises:
and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending.
6. The utility model provides a commodity anti-fake traceability system based on block chain and NFC chip which characterized in that includes:
the generating module is used for encrypting the header information of the block chain data block through an encryption algorithm and generating a public key;
the storage module is used for storing the public key generated by the generation module in an NFC chip;
the reading module is used for reading out a public key stored in the NFC chip when writing or inquiring the block chain data;
and the decryption module is used for decrypting the head information of the block chain data block by using the public key read by the reading module so as to write commodity information in the block chain or inquire the commodity information written before.
7. The commodity anti-counterfeiting traceability system based on the blockchain and the NFC chip as claimed in claim 6, characterized in that: the commodity information includes commodity production information, commodity logistics distribution information and commodity transaction information.
8. The system as claimed in claim 6, wherein the read public key is used to decrypt header information of the blockchain data block, so as to write or query commodity information written before in the blockchain, and the specific steps include:
decrypting the head information of the block chain data block by using the read public key, and then reading commodity information written in the data block of the block chain; alternatively, the first and second electrodes may be,
and decrypting the head information of the block chain data block by using the read public key, then generating a new data block, writing commodity information into the newly generated data block, and then encrypting the head information of the newly generated data block by an encryption algorithm.
9. The system as claimed in claim 6, wherein the public key stored in the NFC chip is read out when the data of the block chain is written or queried, and the public key stored in the NFC chip is read out specifically by using a terminal device with an NFC chip reading function to read out the public key stored in the NFC chip.
10. The system as claimed in claim 9, wherein after reading the public key stored in the NFC chip by using a terminal device with an NFC chip reading function, the system further comprises:
and identifying and verifying the identity of the terminal equipment holder, decrypting the head information of the block chain data block by using the read public key if and only if the identity verification of the terminal equipment holder passes, and otherwise, ending.
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Application publication date: 20200421 |