CN107169776A - Product certification method for anti-counterfeit based on block chain technology - Google Patents
Product certification method for anti-counterfeit based on block chain technology Download PDFInfo
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- CN107169776A CN107169776A CN201710333225.2A CN201710333225A CN107169776A CN 107169776 A CN107169776 A CN 107169776A CN 201710333225 A CN201710333225 A CN 201710333225A CN 107169776 A CN107169776 A CN 107169776A
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- Prior art keywords
- public key
- private key
- block chain
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- key
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Classifications
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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
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
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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
- G06K7/10297—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 arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092
Abstract
The invention discloses a kind of product certification method for anti-counterfeit based on block chain technology, it is main using can authentication in open block catenary system, block chain gateway system, smart mobile phone, iPad or similar tablet personal computer and other have shooting or/and NFC (IC) read-write capability terminal, NFC antifalsification labels containing cryptoguard, run on smart mobile phone or the application APP of similar tablet personal computer, it will produce, in the information deposit block chain of generation in runner link, a pair of public keys and private key are not given birth in stopping pregnancy, pass through certification private key and public key repeatedly, ensure the trackability of each link, according to NFC sequence number, public key B and product cryptographic Hash, password Pass is set to private mark part, the problem of whole label substance is replicated can be solved, improve the anti-counterfeiting performance of single product.
Description
Technical field
The present invention relates to products antifake technique field, and in particular to a kind of false proof side of product certification based on block chain technology
Method.
Background technology
Existing anti-counterfeiting technology mainly includes following several types:
Pure label type:Including stamp, watermark, laser anti-fake figure mark, metal wire, bubble anti-counterfeiting mark, NFC (IC) intelligence
Card, or the physical label such as DNA anti-counterfeiting marks;Technology on line:Corresponding authentication information is stored on the server of internet;
General data library storage;Block chain is stored.
Existing anti-counterfeiting technology is primarily present following defect:
1) anti-counterfeiting mark fails at once if by physical copy
2) without retrospective, link dependency degree is high, it is difficult to which preventing to defalcate (needs to trust multiple opaque links and individual
People)
3) existing anti-counterfeiting mark does not have additional information or additional information very little
4) technical difficulty is big, with high costs
5) certification threshold height is, it is necessary to expert's certification
6) application is narrow.
Block chain technology is false proof the problem of effectively can solve the above.This kind of anti-counterfeiting technology is visited by recording user every time
Ask label and change block chain to ensure the uniqueness of checking.This method solves genuine piece by the possibility of batch duplicating.But
Here there is also an issue is, if plagiarist, and whole readable contents of this label are replicated completely, and to this mark
The checking of label is before the checking of genuine piece, then this fakement has reformed into genuine piece in block chain.And original genuine piece is slightly
Vacation can be marked as in verification process afterwards.
The content of the invention
The technical problem to be solved in the present invention be solve above-mentioned the deficiencies in the prior art can each commodity there is provided one kind
The product certification method for anti-counterfeit of the block chain technology of false proof Jianzhen can be carried out.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is:A kind of product based on block chain technology
Identification false-proof method, comprises the following steps:
One:Nfc card antifalsification label is made, UID information is write, plain code part and private mark are set in nfc card antifalsification label
Part, anyone can read plain code, and private mark part is by cryptoguard;
Two:Stick on the nfc card antifalsification label made when product is encapsulated, swept by the intelligent terminal with scan function
Retouch plain code, read UID information, activate the nfc card antifalsification label, intelligent terminal is by network connection block catenary system, by product
Manufacturer information, production time, production site record are in block catenary system;During activation, intelligent terminal produces two groups of public keys simultaneously
Private key pair, first group is public key A and paired private key A, and second group is public key B and paired private key B, wherein public key
A and public key B are stored in block catenary system, and private key A is stored in the plain code part of nfc card antifalsification label, by scanning plain code portion
The private key information being stored in plain code can be read by dividing, and private key B is stored in the private mark part of nfc card antifalsification label;
Three:According to the cryptographic Hash of NFC sequence number, public key B and product, password Pass is set to private mark part;
Four:In products in circulation channel, the plain code part of nfc card antifalsification label is scanned using intelligent terminal, private key is read
A, the private key A of the reading and public key A that is stored in block chain is verified, after being proved to be successful, and circulation staff is led to
Cross intelligent terminal and the information of handling additionally added is write in block chain, and produce a pair of public key A based on public key A and private key A1
With private key A1, wherein public key A1It is stored in block chain, private key A1It is stored in the plain code part of nfc card antifalsification label;The step can
Repeatedly;Ultimately generate public key AnWith private key An, wherein n is the number of times of circulation;
Five:After user's purchase product, the plain code part of nfc card antifalsification label is scanned using intelligent terminal, is read newest
Private key An, and in block chain with public key AnPreliminary identification is carried out, after preliminary identification success, can be obtained and stored up by intelligent terminal
There is production and logistics information in block chain, be detected as certified products;After checking, new public key A is producedn+1With private key An+1, use
Family constantly can be verified repeatedly;
Six:Complete after preliminary identification, user can obtain the cryptographic Hash of product by intelligent terminal, and be stored in block
Public key B and NFC chip sequence number in chain, restore password Pass;
Seven:Using password Pass and intelligent terminal, the private mark part of nfc card antifalsification label is scanned, reading is stored in dark
Private key B in code part, private key B and the public key B being stored in block chain are verified, then certification is for private key B and public key B matchings
Certified products.
Further, the nfc card antifalsification label default public key P and private key P when making, public key P are stored in block chain
In, private key P is stored in plain code part;During activation, production producer reads the UID of nfc card antifalsification label by intelligent terminal
The P and private key P of information and default public key, verification public key P and private key P, after being proved to be successful, intelligent terminal passes through network connection area
Block catenary system, by production person information, production time, production site record in block chain.
From above-mentioned technical proposal it can be seen that the present invention has advantages below:Trackability, independent of single link, completely
Prevent to defalcate;Solve trust object problem of misalignment:There are enough additional informations;Solve the dependence trusted third party:Eventually
End subscriber anti-fake certificate threshold is low;Solve the dependence to technology:The false proof threshold of producer is low;Solve to the trust of anti-counterfeiting mark according to
Rely:It is not afraid of by physical copy;False proof Jianzhen strictly is carried out to each commodity.
Embodiment
The product certification method for anti-counterfeit based on block chain technology of the present invention mainly includes following content.
The invention mainly comprises following part.
1) can authentication in open block catenary system
2) block chain gateway system
3) smart mobile phone, iPad or similar tablet personal computer and other have shooting or/and NFC (IC) read-write capability end
End
4) the NFC antifalsification labels containing cryptoguard
5) application APP of smart mobile phone or similar tablet personal computer is run on
False proof flow mainly includes following activation, user's preliminary identification, enhancing checking, wherein activation step is as follows:
1) generation of NFC (IC) code and read-write system generation NFC (IC) tag identification code, prepare NFC (IC) chip, write UID
Information, sets plain code part and private mark part, anyone can read plain code in nfc card antifalsification label, and private mark part is by close
Code protection;
2) nfc card antifalsification label default public key P and private key P when making, public key P are stored in block chain, private key P storages
In plain code part;During activation, production producer reads the UID information of nfc card antifalsification label by intelligent terminal and preset
The P and private key P of public key, verification public key P and private key P;Wherein intelligent terminal is the smart mobile phone with APP;
3) after being proved to be successful, intelligent terminal is by network connection block catenary system, during by production person information, production
Between, production site record in block chain;Block chain gateway system produces two groups of public, private keys pair simultaneously, and first group is public key A
With paired private key A, second group is public key B and paired private key B, and wherein public key A and public key B are stored in block chain
In system, private key A and private key B is returned to mobile phone A PP by block chain gateway system, and private key A is stored in the plain code of nfc card antifalsification label
Part, can read the private key information being stored in plain code, private key B is stored in nfc card antifalsification label by scanning plain code part
Private mark part;
4) mobile phone connects producer website simultaneously, obtains the corresponding HASH values of commodity, according to NFC sequence number, HASH values, public affairs
Key B, password Pass, Pass=func (SN, PublicB, Hash) are set to private mark information;, it is necessary to defeated during reading private mark information
Enter password Pass.
In products in circulation channel, the plain code part of nfc card antifalsification label is scanned using intelligent terminal, private key A is read, will
The private key A of reading is verified with the public key A being stored in block chain, after being proved to be successful, and circulation staff passes through intelligence
Energy terminal writes the information of handling additionally added in block chain, and produces a pair of public key A based on public key A and private key A1And private
Key A1, wherein public key A1It is stored in block chain, private key A1It is stored in the plain code part of nfc card antifalsification label;The step is repeated
Repeatedly;Ultimately generate public key AnWith private key An, wherein n is the number of times of circulation.
User's checking mainly comprises the following steps:
Plain code part for scanning nfc card antifalsification label using mobile phone A PP, reads newest private key An, and read
Uid in chip, and by product information, private key AnAnd UID is sent to block chain network interface card system;Block chain network interface card system by uid,
Private key A, produces new public, private key to An+1, product information checked and is sent to block chain backstage, and block chain network interface card system will be counted newly
According to depositing into cache database;Block chain gateway system is by all information extractions relevant with chip uid in cache database
Out;By the private key A of readingnWith the public key A in block chainnPreliminary identification is carried out, after preliminary identification success, block chain gateway
System is by private key An+1, production and logistics information etc. be back to mobile phone A PP, and be shown as certified products, the private key A of returnn+1Deposit
Storage is in plain code part.
Enhancing checking mainly comprises the following steps:
After preliminary identification is completed:Producer website is connected simultaneously for mobile phone, obtains the corresponding HASH of commodity;Mobile phone app
Add uid, public key B, chip serial number, HASH generation passwords, and read with password private in the private mark part in NFC (IC) label
Key B, mobile phone app checking private key B public keys B matchings;Mobile phone app, which is shown, is proved to be successful signal and all relevant with chip uid
Product information.
To sum up, the product certification method for anti-counterfeit of the invention based on block chain technology solves to trust Dependence Problem to node:
Trackability, independent of single link, prevents to defalcate completely;Solve trust object problem of misalignment:There are enough additional letters
Breath;Solve the dependence trusted third party:Terminal user's anti-fake certificate threshold is low;Solve the dependence to technology:The false proof door of producer
Sill are low;Solve to rely on the trust of anti-counterfeiting mark:It is not afraid of by physical copy;False proof Jianzhen strictly is carried out to each commodity.
Claims (2)
1. a kind of product certification method for anti-counterfeit based on block chain technology, comprises the following steps:
One:Nfc card antifalsification label is made, UID information is write, plain code part and private mark part are set in nfc card antifalsification label,
Anyone can read plain code, and private mark part is by cryptoguard;
Two:Stick on the nfc card antifalsification label made when product is encapsulated, scanned by the intelligent terminal with scan function bright
Code, reading UID information, activate the nfc card antifalsification label, intelligent terminal is by network connection block catenary system, by production
Person's information, production time, production site record are in block catenary system;During activation, intelligent terminal produces two groups of public, private keys simultaneously
Right, first group is public key A and paired private key A, and second group is public key B and paired private key B, wherein public key A and
Public key B is stored in block catenary system, and private key A is stored in the plain code part of nfc card antifalsification label, can by scanning plain code part
To read the private key information being stored in plain code, private key B is stored in the private mark part of nfc card antifalsification label;
Three:According to the cryptographic Hash of NFC sequence number, public key B and product, password Pass is set to private mark part;
Four:In products in circulation channel, the plain code part of nfc card antifalsification label is scanned using intelligent terminal, private key A is read, will
The private key A of reading is verified with the public key A being stored in block chain, after being proved to be successful, and circulation staff passes through intelligence
Energy terminal writes the information of handling additionally added in block chain, and produces a pair of public key A based on public key A and private key A1And private
Key A1, wherein public key A1It is stored in block chain, private key A1It is stored in the plain code part of nfc card antifalsification label;The step is repeated
Repeatedly;Ultimately generate public key AnWith private key An, wherein n is the number of times of circulation;
Five:After user's purchase product, the plain code part of nfc card antifalsification label is scanned using intelligent terminal, newest private key is read
An, and in block chain with public key AnPreliminary identification is carried out, after preliminary identification success, can be obtained and be stored in by intelligent terminal
Production and logistics information, are detected as certified products in block chain;After checking, new public key A is producedn+1With private key An+1, Yong Huke
Constantly to verify repeatedly;
Six:Complete after preliminary identification, user can obtain the cryptographic Hash of product by intelligent terminal, and be stored in block chain
Public key B and NFC chip sequence number, restore password Pass;
Seven:Using password Pass and intelligent terminal, the private mark part of nfc card antifalsification label is scanned, reading is stored in private mark portion
Private key B in point, private key B and the public key B being stored in block chain are verified, then certification is just for private key B and public key B matchings
Product.
2. the product certification method for anti-counterfeit according to claim 1 based on block chain technology, it is characterised in that:The NFC
Card antifalsification label presets public key P and private key P when making, and public key P is stored in block chain, and private key P is stored in plain code part;Swash
When living, production producer reads the UID information of nfc card antifalsification label and the P and private key of default public key by intelligent terminal
P, verification public key P and private key P, after being proved to be successful, intelligent terminal is believed production person by network connection block catenary system
Breath, production time, production site record are in block chain.
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CN107633414A (en) * | 2017-10-18 | 2018-01-26 | 上海唯链信息科技有限公司 | A kind of case and bag based on block chain technology are false proof and traceability system |
CN107679877A (en) * | 2017-10-18 | 2018-02-09 | 上海唯链信息科技有限公司 | A kind of cosmetics based on block chain technology are false proof and traceability system |
CN107679876A (en) * | 2017-10-18 | 2018-02-09 | 上海唯链信息科技有限公司 | A kind of medicine equipment based on block chain technology is false proof and traceability system |
CN107730279A (en) * | 2017-10-18 | 2018-02-23 | 上海唯链信息科技有限公司 | A kind of original factory of vehicle based on block chain technology dispatches from the factory false proof and traceability system |
CN107730278A (en) * | 2017-10-18 | 2018-02-23 | 上海唯链信息科技有限公司 | A kind of false proof and retroactive method of the medicine based on block chain technology |
CN108055125A (en) * | 2017-11-23 | 2018-05-18 | 阿里巴巴集团控股有限公司 | A kind of encryption and decryption method and device of product information |
CN108197952A (en) * | 2017-12-28 | 2018-06-22 | 上海唯链信息科技有限公司 | A kind of anti-fake and traceability system of the red wine based on block chain technology |
CN108199833A (en) * | 2018-01-04 | 2018-06-22 | 成都理工大学 | One kind is based on the distributed stolen mobile phone guard method of block chain |
CN108460605A (en) * | 2018-02-09 | 2018-08-28 | 深圳市优权天成科技有限公司 | A kind of trace to the source method for anti-counterfeit and the system of the papery art work based on block chain |
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CN108764941A (en) * | 2018-05-24 | 2018-11-06 | 朱世昕 | A kind of block chain anti-counterfeiting system |
CN108985790A (en) * | 2018-06-25 | 2018-12-11 | 平安科技(深圳)有限公司 | Method for anti-counterfeit, system, computer equipment and storage medium based on block chain |
CN109034845A (en) * | 2018-07-27 | 2018-12-18 | 中链科技有限公司 | Commodity based on block chain trace to the source code generate, verifying and querying method and device |
CN109064197A (en) * | 2018-08-06 | 2018-12-21 | 佛山市苔藓云链科技有限公司 | A kind of supply chain opening registration and Verification System and method based on block chain |
CN109146522A (en) * | 2018-08-21 | 2019-01-04 | 安徽质在智能科技有限公司 | Food safety trace back method and system based on block chain |
CN109523277A (en) * | 2018-11-20 | 2019-03-26 | 王建新 | Product false proof electronic tag authentication method and system |
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