WO2016145705A1

WO2016145705A1 - Time-based encrypted nfc cell phone terminal anti-counterfeit system and method

Info

Publication number: WO2016145705A1
Application number: PCT/CN2015/076686
Authority: WO
Inventors: 王莉
Original assignee: 杭州沃朴物联科技有限公司
Priority date: 2015-03-13
Filing date: 2015-04-15
Publication date: 2016-09-22
Also published as: CN104680389A

Abstract

Disclosed are a time-based encrypted NFC cell phone terminal anti-counterfeit system and method. Firstly, a system time is sent to an NFC anti-counterfeit label, and after receiving the system time, the NFC anti-counterfeit label obtains check data hash by unidirectionally encrypting data; then the NFC anti-counterfeit label sends a product ID, other information about a product and check data hash to a cell phone client via a wireless signal; and sends the product ID and the check data hash to a background data management system; after the reception, the background database management system uses the same encryption algorithm to obtain check data hash 0 and compares the obtained result hash 0 with the value of hash; and after verification, sends a result of the verification to the cell phone client. The system comprises an NFC anti-counterfeit label and a background data management system. The present invention has the advantages of a high cost for and a great difficulty in fabrication, a small size, a high efficiency of verification, and is thus applicable to a variety of products and is convenient to use.

Description

Time-encrypted NFC mobile phone terminal anti-counterfeiting system and method

Technical field

The invention belongs to the field of application electronic technologies, and in particular relates to an anti-counterfeiting system and method for NFC mobile phone terminals based on time encryption.

Background technique

With the advancement of science and technology, the ability to counterfeit is also constantly improving. The cost of fraudulent use of traditional fragile paper anti-counterfeiting, bar code technology, transparent PVC anti-counterfeiting, and full information image labels is decreasing.

The traditional use of optical communication anti-counterfeiting products has low verification efficiency and large power consumption.

RFID anti-counterfeit labels have been applied to some high-end products, but due to their high cost, the difficulty of promotion, and the difficulty of supervision, they have not been widely adopted.

NFC has become the standard configuration of smart phones. NFC near field communication technology has the advantages of high verification efficiency, low cost, suitable for networking and convenient management.

Summary of the invention

The object of the present invention is to provide a time-encrypted NFC mobile phone terminal anti-counterfeiting system and method, aiming at solving the problems of low cost of fraud, prevalence of counterfeit and shoddy products, adoption of optical communication anti-counterfeiting products, low verification efficiency and large power consumption.

The present invention is implemented as a method for anti-counterfeiting of an NFC mobile phone terminal based on time encryption. The method for anti-counterfeiting of a NFC mobile phone terminal based on time encryption includes the following steps:

Step 1: First, the system time is sent to the NFC anti-counterfeit tag. After receiving the system time, the NFC anti-counterfeit tag obtains the check data hash after the unidirectional encrypted data, and then the NFC anti-counterfeit tag passes the commodity ID, the commodity other information and the check data through the wireless signal. Hash is sent to the mobile client;

Step 2: After receiving the mobile phone, the product information is displayed to the customer, and the product ID and the verification data hash are sent to the background data management system;

Step 3: After receiving the background seed management system, the background database management system searches for the time seed seed of the corresponding label of the product, and uses the current system time, the product ID, and the time seed seed to obtain the verification data hash0 by using the same encryption algorithm. , the result hash0 is compared with the hash value. If they are the same, the verification is passed, otherwise the verification fails;

Step 4: After the verification, the result of the verification data is sent to the mobile phone client, and the verification ends, and the system time is sent every time the verification is performed, so that the verification data is constantly changing and cannot be copied.

Another object of the present invention is to provide a time-encrypted NFC mobile phone terminal anti-counterfeiting system, the time-encrypted NFC mobile phone terminal anti-counterfeiting system includes: an NFC anti-counterfeiting label, a background data management system; and an NFC anti-counterfeiting label through a mobile phone background data management system Achieve communication. among them:

NFC anti-counterfeit label: attached to the item as a record carrier for anti-counterfeiting information of the item;

Background data management system: records information about all products and has the same encryption algorithm as anti-counterfeit tags for commodity management and verification. According to the product ID, the relevant information of the product is inquired, and the encryption verification is performed.

Further, the NFC security label includes: an analog front end, an NFC functional baseband, a memory, and a one-way encryption algorithm module;

The analog front end is connected to the NFC function baseband and memory, and the NFC function baseband is connected to the memory and the one-way encryption algorithm module. among them:

The analog front end is responsible for providing power to the tag chip and for modulating and demodulating the data;

The NFC functional baseband complies with NFC-related protocol requirements and is responsible for the processing and control of digital data;

The memory is responsible for non-volatile storage of tag information and related demand data;

The one-way encryption algorithm encrypts the data of the NFC function baseband, and the encrypted data is used for system verification.

Further, the NFC security label has level 3 rights, which are software rights, merchant user rights, and normal user rights.

Further, the time-encrypted NFC mobile terminal anti-counterfeiting system verification process is as follows:

The mobile client has the same encryption algorithm as the background data management system. First, the client randomly inputs the specified number of bits of data in the software client, and generates a check data hash_first0, which is then randomly input. The data is sent to the merchant background data management system by means of short message, and the background data management system generates the verification data hash_first1 and sends it to the mobile phone in the form of a short message, and the user compares hash_first0 and hash_first1 to judge the genuineness of the software.

The time-encrypted NFC mobile phone terminal anti-counterfeiting system and method provided by the invention integrates commodity verification with the Internet by embedding a time-based encryption algorithm in the NFC anti-counterfeit tag, and the NFC security tag will generate different values with time. Verification data, which is one-way irreversible, cannot predict the next verification data through the previous verification data, dynamic authentication, and high security. At the same time, if you want to fake, you must obtain the data of the background data management system. All the complete encryption algorithms, the encryption algorithm can be modified to obtain diversity, and the ability to independently design NFC security labels. Therefore, the cost of fraud is extremely high. At the same time, the NFC security label is small in size and can be attached to many products. The NFC verification speed is fast, and it only needs to be close to the NFC label to complete the verification, and is convenient to use.

In summary, the invention has the advantages of high cost, high difficulty, small size, low cost, high verification efficiency, and the like, and is suitable for various products and convenient to use.

Compared with the prior art, the invention has the following advantages:

1. Use the only genuine software to download the URL and provide the originality of the function verification software that can be manually verified by using the software for the first time.

2. Set the operation verification for the genuine NFC anti-counterfeit label. When using the genuine software to operate the NFC anti-counterfeit label, the software will automatically check. If it is a genuine NFC anti-counterfeit chip, it will continue to operate the verification data. Otherwise, the chip will be directly prompted. Error, verification failed.

3, through the encryption algorithm to do the verification, the time seed seed in the encryption algorithm is the only record in the background data management system, is random, can not be copied, non-authentic goods can not be obtained.

DRAWINGS

1 is a schematic structural diagram of an NFC mobile phone terminal anti-counterfeiting system based on time encryption according to an embodiment of the present invention;

In the figure: 1, NFC security label; 2, background data management system;

2 is a schematic diagram of an internal structure of an NFC anti-counterfeit tag according to an embodiment of the present invention;

In the figure: 1-1, analog front end; 1-2, NFC functional baseband; 1-3, memory; 1-4, one-way encryption algorithm module;

3 is a schematic diagram of a verification process of a genuine software provided by an embodiment of the present invention;

FIG. 4 is a flowchart of a method for anti-counterfeiting of an NFC mobile terminal based on time encryption according to an embodiment of the present invention.

detailed description

In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be further described in detail below with reference to the embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The application principle of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIG. 1 , the time-encrypted NFC mobile phone terminal anti-counterfeiting system of the embodiment of the present invention mainly includes: an NFC anti-counterfeiting tag 1 and a background data management system 2; and the NFC anti-counterfeiting tag 1 realizes communication through the mobile phone background data management system 2;

NFC anti-counterfeiting label 1: attached to the article as a record carrier for anti-counterfeiting information of the article;

Background data management system 2: Record relevant information of all commodities, and have the same encryption algorithm as the anti-counterfeit label, used for commodity management and verification, query product related information according to the product ID, and perform encryption verification on the NFC mobile phone as a communication medium, The tag information is connected to the backend data management system.

2 is a schematic diagram of an internal structure of an NFC security label, which mainly includes: an analog front end 1-1, an NFC functional baseband 1-2, a memory 1-3, and a one-way encryption algorithm module 1-4;

The analog front end 1-1 is connected to the NFC function baseband 1-2 and the memory 1-3, and the NFC function baseband 1-2 is connected to the memory 1-3 and the one-way encryption algorithm module 1-4;

The analog front end 1-1 is responsible for providing power to the tag chip, as well as modulation and demodulation of the data;

NFC function baseband 1-2, in line with NFC related protocol requirements, responsible for the processing and control of digital data;

The memory 1-3 is responsible for non-volatile storage of tag information and related requirement data;

The one-way encryption algorithm module 1-4 encrypts the data of the NFC function baseband 1-2, and the encrypted data is used for system verification.

The NFC anti-counterfeiting tag internal encryption algorithm is a one-way encryption algorithm, which is irreversible and cannot be copied as the system time will get changing verification data.

The tag has level 3 permissions, which are software permissions, merchant user permissions, and normal user permissions. The highest level of authority is software permission. The NFC security label comes with operation verification function, which is the password set for the software client. The genuine software client verifies by default, and no user can interfere. And only the genuine software client has this permission to verify it. Non-system genuine software reading NFC security label will read the download address of genuine software and prompt to download genuine software. If it is not a genuine chip, the software will give information such as a tag error. The second level of authority is the merchant user right, and the product information can be written to the label. The third level is the user right, and only the label can be verified. Level 3 permissions are limited to NFC security label verification process operations

The security label cannot be changed after the anti-counterfeiting information is set at the factory. Once the label is removed, the information is automatically destroyed, which also means that the product cannot be verified.

Figure 3 shows the genuine software verification process. The first use of the software after downloading requires two-way verification, that is, verifying the consistency of the mobile phone software and the background data management system.

The verification process is as follows: the mobile client has the same encryption algorithm as the background data management system. First, the client randomly inputs the specified number of data in the software client, generates a verification data hash_first0, and then randomly inputs the data through the short message. The data is sent to the merchant background data management system, and the background data management system generates the verification data hash_first1 and sends it to the mobile phone in the form of a short message. The user compares hash_first0 and hash_first1 to determine the authenticity of the software.

4 is a detailed flow of the anti-counterfeiting method of the NFC mobile phone terminal based on the time encryption according to the embodiment of the present invention: first, the NFC security label is factory-set, the internal storage information is set, and the merchant user is used. Consumers must first ensure that there is genuine verification software before verifying. Customers without genuine software need to download to the designated software platform and verify it when they use it for the first time. After the genuine verification software is installed, the NFC security label is scanned by the mobile phone, and the verification is automatically turned on after scanning. Verification process: first to NFC After the anti-counterfeit label is sent to the mobile phone, the NFC anti-counterfeit tag receives the verification data hash after receiving the system time, and then the NFC anti-counterfeit tag sends the product ID, other product information and verification data hash to the mobile phone client through the wireless signal. . After receiving the mobile phone, the product information is displayed to the customer, and the product ID and the verification data hash are sent to the background data management system. After receiving the background database management system, the background database management system searches for the time seed seed of the corresponding label of the product, and uses the current system time, the product ID, and the time seed seed to obtain the verification data hash0 by using the same encryption algorithm. The result hash0 is compared with the hash value. If they are the same, the verification is passed, otherwise the verification fails. After verification, the result of the verification data is sent to the mobile client, and the verification ends. The system time is sent every time the check is made, ensuring that the check data is constantly changing and cannot be copied.

Compared with the prior art, the invention has the following advantages:

1. For mobile phone software fraud: For counterfeiters, it is possible to start with software and verify through pirated software. In fact, the product information is not compared with the background data, and the verification result is directly sent. In order to eliminate this situation, the only genuine software download URL will be used, and the authenticity of the function verification software that can be manually verified using the software for the first time will be provided.

2. For fraud, some counterfeiters use non-genuine chips to act as genuine chips, which are pretending to be genuine in the goods. In this case, the operation verification of the genuine NFC anti-counterfeit label is set. When the NFC anti-counterfeit label is operated by the genuine software, the software will automatically verify the software. If it is a genuine NFC anti-counterfeit chip, the correctness of the verification data will continue. Otherwise, the data will be directly prompted. The chip is wrong and the verification failed.

3. Some counterfeiters, despite using genuine chips, store incorrect data. This situation can be verified by the encryption algorithm. The time seed seed in the encryption algorithm is uniquely recorded in the background data management system, which is random and cannot be copied, and non-authentic goods cannot be obtained.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims

An anti-counterfeiting method for NFC mobile phone terminal based on time encryption, characterized in that the method for anti-counterfeiting of NFC mobile phone terminal based on time encryption comprises the following steps:

Step 1: First, the system time is sent to the NFC anti-counterfeit tag. After receiving the system time, the NFC anti-counterfeit tag obtains the check data hash after the unidirectional encrypted data, and then the NFC anti-counterfeit tag passes the commodity ID, the commodity other information and the check data through the wireless signal. Hash is sent to the mobile client;

Step 2: After receiving the mobile phone, the product information is displayed to the customer, and the product ID and the verification data hash are sent to the background data management system;

Step 3: After receiving the background seed management system, the background database management system searches for the time seed seed of the corresponding label of the product, and uses the current system time, the product ID, and the time seed seed to obtain the verification data hash0 by using the same encryption algorithm. , the result hash0 is compared with the hash value. If they are the same, the verification is passed, otherwise the verification fails;

Step 4: After the verification, the result of the verification data is sent to the mobile phone client, and the verification ends, and the system time is sent every time the verification is performed, so that the verification data is constantly changing and cannot be copied.
A time-encrypted NFC mobile phone terminal anti-counterfeiting system, characterized in that the time-encrypted NFC mobile phone terminal anti-counterfeiting system comprises: an NFC anti-counterfeiting tag and a background data management system; and the NFC anti-counterfeiting tag realizes communication through a mobile phone background data management system.

NFC anti-counterfeit label: attached to the item as a record carrier for anti-counterfeiting information of the item;

Background data management system: record all the relevant information of the goods, and has the same encryption algorithm as the anti-counterfeit label, used for commodity management and verification, query the relevant information of the goods according to the product ID, and do the encryption verification NFC mobile phone as the communication medium, the label Information is connected to the back-end data management system.
The time-based encryption-based NFC mobile phone terminal anti-counterfeiting system according to claim 2, wherein the NFC security tag comprises: an analog front end, an NFC functional baseband, a memory, and a one-way encryption algorithm module;

The analog front end is connected to the NFC function baseband and memory, the NFC function baseband is connected to the memory and the one-way encryption algorithm module;

The analog front end is responsible for providing power to the tag chip and for modulating and demodulating the data;

NFC functional baseband, in line with NFC related protocol requirements, responsible for the processing and control of digital data;

The memory is responsible for non-volatile storage of tag information and related demand data;

The one-way encryption algorithm module encrypts the data of the NFC function baseband, and the encrypted data is used for system verification.
The time-based encryption-based NFC mobile phone terminal anti-counterfeiting system according to claim 2, wherein the NFC anti-counterfeiting tag has three levels of rights, namely, software rights, merchant user rights, and common user rights.
The time-encrypted NFC mobile phone terminal anti-counterfeiting system according to claim 2, wherein the client software and the background database consistency verification process of the time-based encryption NFC mobile phone terminal anti-counterfeiting system are as follows:

The mobile client has the same encryption algorithm as the background data management system. First, the client randomly inputs the specified number of data in the software client, generates a verification data hash_first0, and then sends the randomly input data to the merchant background data by means of short message. The management system, the background data management system generates the verification data hash_first1 and sends it to the mobile phone in the form of a short message, and the user compares hash_first0 and hash_first1 to judge the genuineness of the software.
The time-encrypted NFC mobile phone terminal anti-counterfeiting system according to claim 2, wherein the NFC anti-counterfeit tag used has a tamper-proof self-destruction function, and the method for realizing the function comprises: adopting a fragile paper anti-counterfeit label, and the inside of the label is protected Remove the self-destruction circuit.