CN111680773A - Anti-counterfeiting query method and system based on NFC - Google Patents
Anti-counterfeiting query method and system based on NFC Download PDFInfo
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- CN111680773A CN111680773A CN202010498002.3A CN202010498002A CN111680773A CN 111680773 A CN111680773 A CN 111680773A CN 202010498002 A CN202010498002 A CN 202010498002A CN 111680773 A CN111680773 A CN 111680773A
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Abstract
The invention discloses an anti-counterfeiting query method and an anti-counterfeiting query system based on NFC, wherein the method comprises the following steps: acquiring a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate; calculating a ciphertext according to the serial number, and acquiring an identity according to the ciphertext; identifying the identity mark, comparing the identity mark with the identity mark in the database, and acquiring the authenticity information of the product according to the comparison result, wherein if the identity mark acquired from the product is different from the identity mark in the database, the product is a counterfeit product; if the identity obtained from the product is the same as the identity in the database, the product is a genuine product; according to the method, the serial number of the product to be detected is obtained through NFC, and the product to be detected is detected, so that the accuracy and the speed of product detection are improved, and the detection cost is reduced.
Description
Technical Field
The invention relates to the technical field of anti-counterfeiting inquiry, in particular to an anti-counterfeiting inquiry method and system based on NFC.
Background
At present, anti-counterfeiting technologies such as two-dimensional code anti-counterfeiting, material anti-counterfeiting, graphic verification and the like and mutual combination application thereof are generally adopted in the industry for anti-counterfeiting methods, and the anti-counterfeiting technologies have obvious pain points. For example, according to the complexity of the manufacturing process, the problem that a counterfeiter is difficult to copy but the problem of convenience of quick reading of a consumer cannot be solved; the convenience of easy recognition and reading of consumers is solved, and the problems of rapid copying, clone anti-counterfeiting means and the like of counterfeiters cannot be solved; if the two are combined, the cost is very high for the end user.
NFC is one of automatic identification technologies, and identifies an object by performing contactless bidirectional data communication in a radio frequency manner. The application of NFC to anti-counterfeiting is to attach a tiny chip to an article needing anti-counterfeiting, and transmit data stored in the chip to a system terminal by using a radio frequency technology for identification, and is a research hotspot at present. The information input and processing can be completed without direct contact, and the operation is convenient and quick. The method can be widely applied to the application fields of production, logistics, medical treatment, transportation, asset management and the like which need to collect and process data.
Disclosure of Invention
The invention aims to provide an anti-counterfeiting query method and an anti-counterfeiting query system based on NFC, and aims to solve the problems of high anti-counterfeiting cost and inconvenience in use in the prior art.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
the invention discloses an anti-counterfeiting query method based on NFC, which comprises the following steps:
acquiring a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate;
calculating a ciphertext according to the serial number, and acquiring an identity according to the ciphertext;
identifying the identity mark, comparing the identity mark with the identity mark in the database, and acquiring the authenticity information of the product according to the comparison result, wherein if the identity mark acquired from the product is different from the identity mark in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
Further, the step of obtaining the serial number of the product comprises the following steps:
the NFC chip and the high-frequency safety reader-writer perform bidirectional authentication based on a shift transformation algorithm, and receive serial number information of a product after the authentication is passed; the method comprises the steps that detection equipment obtains serial number information through high-frequency safe reading, the detection equipment communicates with an intelligent terminal to obtain the serial number information, and the detection equipment obtains the serial number information through voice recognition;
and converting the serial number information into a machine language, and displaying the machine language on a display device.
Further, the calculating the ciphertext according to the sequence number specifically includes: setting seed numbers in a chip BLOCK area, intercepting chip serial numbers as original numbers according to the seed positions according to an own algorithm, obtaining a secret key K through RSA encryption, and encrypting information through an AES algorithm.
Further, the ciphertext calculated according to the serial number is encrypted by adopting a symmetric encryption algorithm or an asymmetric encryption algorithm.
Further, the asymmetric encryption algorithm comprises the following steps:
creating a private key, acquiring a public key according to the private key, and disclosing the public key; wherein the created private key is not public;
encrypting the serial number according to the public key;
and decrypting the encrypted serial number according to the private key.
Further, the method also comprises the step of displaying the authenticity information of the obtained product; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates.
The invention also provides an anti-counterfeiting inquiry system based on NFC, which comprises:
a signal acquisition module: the method comprises the steps of obtaining a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate;
an analysis and judgment module: the system is used for calculating a ciphertext according to the serial number and acquiring an identity according to the ciphertext;
a comparison module: the identity identification is used for identifying the identity identification, comparing the identity identification with the identity identification in the database, and obtaining the authenticity information of the product according to the comparison result, wherein if the identity identification obtained from the product is different from the identity identification in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
Further, the signal acquisition module comprises:
a receiving module: for receiving serial number information of a product; the method comprises the steps that detection equipment acquires serial number information through infrared scanning recognition, the detection equipment communicates with an intelligent terminal to acquire the serial number information, and the detection equipment acquires the serial number information through voice recognition;
a conversion module: and the serial number information is converted into a machine language, and the machine language is displayed on a display device.
Further, the display module is also included: the authenticity information of the obtained product is displayed; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates.
According to the technical scheme, the embodiment of the invention at least has the following effects:
1. according to the method, the serial number of the product to be detected is obtained through NFC, the product to be detected is detected by the detection equipment, and the application of the NFC technology improves the accuracy and speed of product detection on one hand and reduces the detection cost on the other hand;
2. the display module can display results, so that a user can conveniently obtain display information, and the display module in the embodiment is set to be in various forms, so that the display module is suitable for different people; the intelligent terminal can be mobile phones, tablets and other intelligence, and the detection result of the detection equipment is transmitted to the intelligent equipment through the communication connection of the intelligent equipment and the detection equipment, so that a user can conveniently obtain the detection result.
3. The receiving module can adopt various devices, can directly identify information or input information on the detection device, and can also transmit the information to be detected to the detection device through the intelligent terminal, so that the range of information acquisition is increased, the applicability of the device is improved, and convenience is increased for a user.
Drawings
FIG. 1 is a flow chart of a method according to an embodiment of the present invention;
FIG. 2 is a system block diagram of an embodiment of the present invention
FIG. 3 is a block diagram of another state of the system in accordance with an embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
The invention provides an anti-counterfeiting query method based on NFC, which comprises the following steps:
step 1, receiving serial number information of a product; the method comprises the steps that detection equipment acquires serial number information through infrared scanning recognition, the detection equipment communicates with an intelligent terminal to acquire the serial number information, and the detection equipment acquires the serial number information through voice recognition. Products include real property certificates, jewelry certificates, calligraphy and painting certificates, electronic or wine product certificates, cosmetics certificates, shoe certificates, clothing certificates, and the like.
And 2, converting the serial number information into a machine language, and displaying the machine language on a display device.
In this embodiment, antifalsification label installs in the product, and antifalsification label can directly purchase through the producer, and the antifalsification label sets up the easy reading position at the product, and the assurance can not influence the back and go the discernment to antifalsification label. The detected products also include other products such as cosmetic certificates, shoe certificates, clothing certificates, and the like.
And 3, calculating a ciphertext according to the serial number, and acquiring the identity according to the ciphertext.
And 3.1, calculating the ciphertext by adopting a symmetric encryption algorithm.
Symmetric encryption algorithm: encryption and decryption use the same key encryption algorithm, which is fast, symmetric encryption is often used when the sender of a message needs to encrypt large amounts of data. Symmetric encryption is also called key encryption, and symmetric encryption means that two parties using the encryption method use the same key for encryption and decryption. The symmetric encryption has the advantages of algorithm disclosure, small calculation amount, high encryption speed and high encryption efficiency.
And 3.2, calculating the ciphertext by adopting an asymmetric encryption algorithm.
Step 3.21, creating a private key, obtaining a public key according to the private key, and disclosing the public key; wherein the created private key is not public;
step 3.22, encrypting the serial number according to the public key;
and 3.23, decrypting the encrypted serial number according to the private key.
Step 4, recognizing the identity mark, comparing the identity mark with the identity mark in the database, and acquiring the authenticity information of the product according to the comparison result, wherein if the identity mark acquired from the product is different from the identity mark in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
Step 5, displaying the authenticity information of the obtained product; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates.
Example 2
The invention also provides an anti-counterfeiting inquiry system based on NFC, which comprises:
a signal acquisition module: the method comprises the steps of obtaining a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate;
an analysis and judgment module: the system is used for calculating a ciphertext according to the serial number and acquiring an identity according to the ciphertext;
a comparison module: the identity identification is used for identifying the identity identification, comparing the identity identification with the identity identification in the database, and obtaining the authenticity information of the product according to the comparison result, wherein if the identity identification obtained from the product is different from the identity identification in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
Further, the signal acquisition module comprises:
a receiving module: for receiving serial number information of a product; the method comprises the steps that detection equipment acquires serial number information through infrared scanning recognition, the detection equipment communicates with an intelligent terminal to acquire the serial number information, and the detection equipment acquires the serial number information through voice recognition;
a conversion module: and the serial number information is converted into a machine language, and the machine language is displayed on a display device.
In this embodiment, receiving module can adopt multiple equipment, can directly carry out the discernment of information or the input of information on check out test set, also can will wait to detect information transfer to check out test set through intelligent terminal, has increased the scope that information acquisition, has improved the suitability of device, has increased the convenience for the user.
Further, the display module is also included: the authenticity information of the obtained product is displayed; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates. The display module can show the result, and convenient to use person acquires the display information, and the display module in this embodiment sets up to multiple form, is applicable to different crowds' use.
In this embodiment, intelligent terminal can be for intelligence such as cell-phone, flat board, through smart machine and check out test set communication connection, transmits check out test set's testing result to smart machine on, and convenient to use person obtains the result that detects.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (9)
1. An anti-counterfeiting query method based on NFC is characterized by comprising the following steps:
acquiring a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate;
calculating a ciphertext according to the serial number, and acquiring an identity according to the ciphertext;
identifying the identity mark, comparing the identity mark with the identity mark in the database, and acquiring the authenticity information of the product according to the comparison result, wherein if the identity mark acquired from the product is different from the identity mark in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
2. The NFC-based anti-counterfeiting query method according to claim 1, wherein the step of obtaining the serial number of the product comprises the steps of:
the NFC chip and the high-frequency safety reader-writer perform bidirectional authentication based on a shift transformation algorithm, and receive serial number information of a product after the authentication is passed; the method comprises the steps that detection equipment obtains serial number information through high-frequency safe reading, the detection equipment communicates with an intelligent terminal to obtain the serial number information, and the detection equipment obtains the serial number information through voice recognition;
and converting the serial number information into a machine language, and displaying the machine language on a display device.
3. The NFC-based anti-counterfeiting query method according to claim 1, wherein the calculating of the ciphertext according to the sequence number specifically comprises: setting seed numbers in a chip BLOCK area, intercepting chip serial numbers as original numbers according to the seed positions according to an own algorithm, obtaining a secret key K through RSA encryption, and encrypting information through an AES algorithm.
4. The NFC-based anti-counterfeiting query method according to claim 1, wherein the ciphertext calculated according to the serial number is subjected to a symmetric encryption algorithm or an asymmetric encryption algorithm.
5. The NFC-based anti-counterfeiting query method according to claim 4, wherein the asymmetric encryption algorithm comprises the following steps:
creating a private key, acquiring a public key according to the private key, and disclosing the public key; wherein the created private key is not public;
encrypting the serial number according to the public key;
and decrypting the encrypted serial number according to the private key.
6. The NFC-based anti-counterfeiting query method according to claim 1, further comprising displaying the authenticity information of the obtained product; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates.
7. An NFC-based anti-counterfeiting query system, comprising:
a signal acquisition module: the method comprises the steps of obtaining a serial number of an anti-counterfeiting label in a product, wherein the product comprises a real estate certificate, a jewelry certificate, a calligraphy and painting certificate, an electronic product certificate or a wine product certificate;
an analysis and judgment module: the system is used for calculating a ciphertext according to the serial number and acquiring an identity according to the ciphertext;
a comparison module: the identity identification is used for identifying the identity identification, comparing the identity identification with the identity identification in the database, and obtaining the authenticity information of the product according to the comparison result, wherein if the identity identification obtained from the product is different from the identity identification in the database, the product is a counterfeit product; and if the identity obtained from the product is the same as the identity in the database, the product is a genuine product.
8. The NFC anti-counterfeiting query system according to claim 7, wherein the signal acquisition module comprises:
a receiving module: for receiving serial number information of a product; the method comprises the steps that detection equipment acquires serial number information through infrared scanning recognition, the detection equipment communicates with an intelligent terminal to acquire the serial number information, and the detection equipment acquires the serial number information through voice recognition;
a conversion module: and the serial number information is converted into a machine language, and the machine language is displayed on a display device.
9. The NFC anti-counterfeiting query system according to claim 7, further comprising a display module: the authenticity information of the obtained product is displayed; wherein, the show includes will true and false information transfer demonstrates to intelligent terminal, will true and false information demonstrates or is right through speech equipment on check out test set true and false information demonstrates.
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| CN202010498002.3A CN111680773A (en) | 2020-06-04 | 2020-06-04 | Anti-counterfeiting query method and system based on NFC |
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| CN202010498002.3A CN111680773A (en) | 2020-06-04 | 2020-06-04 | Anti-counterfeiting query method and system based on NFC |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743930A (en) * | 2005-11-18 | 2016-07-06 | 安全第一公司 | Secure data parser method and system |
| CN109636422A (en) * | 2018-12-17 | 2019-04-16 | 浙江甲骨文超级码科技股份有限公司 | A kind of anti-fake checking method and antifake examining system based on NFC |
| CN109784941A (en) * | 2018-12-17 | 2019-05-21 | 浙江甲骨文超级码科技股份有限公司 | A kind of purchase system and purchase method based on NFC fake certification |
| CN110197379A (en) * | 2019-05-10 | 2019-09-03 | 武汉天喻聚联网络有限公司 | A kind of anti-counterfeiting system and method for electronic tag |
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- 2020-06-04 CN CN202010498002.3A patent/CN111680773A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743930A (en) * | 2005-11-18 | 2016-07-06 | 安全第一公司 | Secure data parser method and system |
| CN109636422A (en) * | 2018-12-17 | 2019-04-16 | 浙江甲骨文超级码科技股份有限公司 | A kind of anti-fake checking method and antifake examining system based on NFC |
| CN109784941A (en) * | 2018-12-17 | 2019-05-21 | 浙江甲骨文超级码科技股份有限公司 | A kind of purchase system and purchase method based on NFC fake certification |
| CN110197379A (en) * | 2019-05-10 | 2019-09-03 | 武汉天喻聚联网络有限公司 | A kind of anti-counterfeiting system and method for electronic tag |
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Application publication date: 20200918 |