CN104240387B - Bank card business dealing handles method and system - Google Patents
Bank card business dealing handles method and system Download PDFInfo
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- CN104240387B CN104240387B CN201310251184.4A CN201310251184A CN104240387B CN 104240387 B CN104240387 B CN 104240387B CN 201310251184 A CN201310251184 A CN 201310251184A CN 104240387 B CN104240387 B CN 104240387B
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- bank card
- card
- data
- transaction
- magnetic tracks
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Abstract
The present invention provides a kind of bank card business dealings to handle method and system, this method comprises: two magnetic track equivalent datas of protection bank card；The transaction of bank card is executed according to two magnetic track equivalent datas of protection; through the invention; it solves the problems, such as to deposit the possibility that card was replicated and stole brush in the bank in the related technology; since two magnetic track equivalent datas cannot be got easily; brush thus cannot be replicated and stolen to bank card; the safety of bank card is not only effectively improved, but also also has fabulous compatibility for various bank cards.
Description
Technical field
The present invention relates to the communications fields, handle method and system in particular to a kind of bank card business dealing.
Background technique
It is realized currently, financial IC card professional standard is mainly standardized in accordance with the PBOC2.0 (3.0) of People's Bank of China's publication,
Its main technical aim is to prevent from financial IC card critical data to be read card is caused to replicate and steal brush.But in current reality
In existing scheme, still remaining some loopholes can evade falling most of card security mechanism, and there are some potential safety problemss.
Fig. 1 is the transaction flow schematic diagram of the relevant technologies Plays IC card, as shown in Figure 1, the process generally comprise it is as follows
Step:
(1) terminal reads card list of application；
(2) terminal carries out transaction initiation, the parameters such as input transaction amount, date, time to card；
(3) terminal card reading sheet data；
(4) terminal carries out offline data certification for the data read, verifies card legitimacy；
(5) card is analyzed for transaction data, and verifying transaction legitimacy simultaneously generates application cryptogram；
(6) application cryptogram is submitted to server by terminal, and transaction data legitimacy is authenticated and generated by server
Application cryptogram response；
(7) card verifying application cryptogram responds and executes credit card issuer script；
(8) script execution result is submitted server by terminal, and transaction terminates.
From above-mentioned process can be seen that in process of exchange there are terminal authentication card, card authentication server etc. safely recognize
Card mode is strictly safety for theory.But in PBOC specification, critical field " two magnetic track equivalent datas "
(TAG57) it by stored in clear in IC card, and can be read in the case where no safety check.And it is handed in conventional magnetic stripe card
Yi Zhong, it is only necessary to transaction can be completed in two track datas and trading password, therefore in financial IC card all preservations key, certificate
And secure data does not play the role of safeguard protection.Therefore, as long as it is believed that having read financial IC card under current standard
Two magnetic track equivalent datas can copy the magnetic stripe card of one and the card with account, violated that " financial IC card cannot be answered
The original intention of system and robber's brush ".
Therefore, the possibility that card was replicated and stole brush is still deposited in the bank in the related art.
Summary of the invention
The present invention provides a kind of bank card business dealings to handle method and system, deposits card in the bank at least to solve the prior art
It is replicated and steals the problem of the possibility of brush.
According to an aspect of the invention, there is provided a kind of bank card business dealing handles method, comprising: protect the bank card
Two magnetic track equivalent datas；The transaction of the bank card is executed according to the two magnetic tracks equivalent data of protection.
Preferably, the two magnetic tracks equivalent data for protecting the bank card includes: two magnetic to the bank card
Road equivalent data is encrypted；And/or the two magnetic tracks equivalent data of the bank card is dispersedly stored in and is used to trade
Other data elements in.
Preferably, the two magnetic tracks equivalent data of the bank card is dispersedly being stored in the other numbers for being used for trading
When according in member, further includes: delete the data element for being originally intended to store complete two magnetic tracks equivalent data.
Preferably, the two magnetic tracks equivalent data of the bank card is encrypted at least one in the following manner:
The two magnetic tracks equivalent data is encrypted using the process key that transaction key generates；Use the bank card certificate and private key
The two magnetic tracks equivalent data is encrypted；Using scheduled one group of data encryption key to the two magnetic tracks equivalent data into
Row encryption.
Preferably, it before executing the transaction with the bank card according to the two magnetic tracks equivalent data of protection, also wraps
It includes: the bank card system with the bank card business dealing is updated；According to the updated bank card system to handing over
The type of easy bank card is judged；In the case where judging the type of the bank card for financial IC card, according to protection
The two magnetic tracks equivalent data executes the transaction with the bank card, and/or, judging the type of the bank card for magnetic stripe card
In the case where, stop executing the transaction with the bank card.
According to another aspect of the present invention, a kind of bank card transaction processing system is provided, comprising: protective module is used for
Protect two magnetic track equivalent datas of the bank card；Execution module, for being executed according to the two magnetic tracks equivalent data of protection
With the transaction of the bank card.
Preferably, the protective module includes: encryption unit, for the two magnetic tracks equivalent data to the bank card
It is encrypted；And/or storage unit, it is used for for the two magnetic tracks equivalent data of the bank card to be dispersedly stored in
In other data elements of transaction.
Preferably, the protective module further include: unit is deleted, for two magnetic track of the bank card is equivalent
When data are dispersedly stored in other data elements for transaction, the number for being originally intended to store complete two magnetic tracks equivalent data is deleted
According to member.
Preferably, the encryption unit includes at least one of: the first encryption sub-unit operable, for being produced using transaction key
Raw process key encrypts the two magnetic tracks equivalent data；Second encryption sub-unit operable, for being demonstrate,proved using the bank card
Book private key encrypts the two magnetic tracks equivalent data；Third encryption sub-unit operable, for using scheduled one group of data encryption
Two magnetic track equivalent datas described in key pair are encrypted.
Preferably, further includes: update module, for being updated to the bank card system with the bank card business dealing；Sentence
Disconnected module, for judging according to the updated bank card system the type for the bank card traded；It is described to hold
Row module is also used in the case where the judgment module judges the type of the bank card for financial IC card, according to protection
The two magnetic tracks equivalent data executes the transaction with the bank card, and/or, stopping modular, for sentencing in the judgment module
Break the bank card type be magnetic stripe card in the case where, stop executing and the transaction of the bank card.
Through the invention, using the two magnetic track equivalent datas for protecting the bank card；According to two magnetic track etc. of protection
Effect data execute the transaction of the bank card, solve to deposit card in the bank in the related technology and be replicated and steal brush possible and ask
Topic, due to that cannot get two magnetic track equivalent datas easily, thus cannot be replicated to bank card and be stolen brush, not only effectively
The safety of bank card is improved, and also has fabulous compatibility for various bank cards.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the transaction flow schematic diagram of the relevant technologies Plays IC card；
Fig. 2 is the flow chart of bank card business dealing processing method according to an embodiment of the present invention；
Fig. 3 is the structural block diagram of bank card transaction processing system according to an embodiment of the present invention；
Fig. 4 is the structural block diagram one of protective module 32 in bank card transaction processing system according to an embodiment of the present invention；
Fig. 5 is the structural block diagram two of protective module 32 in bank card transaction processing system according to an embodiment of the present invention；
Fig. 6 is the encryption unit 42 in bank card transaction processing system according to an embodiment of the present invention in protective module 32
Preferred structure block diagram；
Fig. 7 is the preferred structure block diagram of bank card transaction processing system according to an embodiment of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
A kind of bank card business dealing processing method is provided in the present embodiment, and Fig. 2 is bank according to an embodiment of the present invention
The flow chart of card transaction processing method, as shown in Fig. 2, the process includes the following steps:
Step S202 protects two magnetic track equivalent datas of bank card；
Step S204 executes the transaction of bank card according to the above-mentioned two magnetic tracks equivalent data of protection.
Through the above steps, it is protected using to two magnetic track equivalent datas on bank card, relative in the related technology
Two magnetic track equivalent datas on bank card are stored in clear text manner, so that the two magnetic tracks equivalent data is easy to be obtained
It takes, thus is also relatively easy to using the two magnetic tracks equivalent data come copy card piece, not only solve and deposit in the bank in the related technology
Card is replicated and steals the problem of the possibility of brush, since two magnetic track equivalent datas cannot be got easily, thus cannot be to bank card
Brush is replicated and stolen, the safety of bank card is not only effectively improved, but also is also had for various bank cards fabulous
Compatibility.
Protect the mode of two magnetic track equivalent datas of bank card can be a variety of, for example, can two magnetic tracks etc. to bank card
Effect data are encrypted；Two magnetic track equivalent datas of bank card can also be dispersedly stored in the other data elements for being used for trading
In.Wherein, for the latter, i.e., two magnetic track equivalent datas of bank card are dispersedly being stored in the other data elements for being used for trading
When middle, it is believed that " two magnetic track equivalent datas " is in order to improve the redundant data that compatibility is saved, since the data are to whole
The safety of a financial IC card system causes influence, it may be considered that cancels the data element, it can deletion is originally intended to store
The data element of whole two magnetic tracks equivalent data.
For the processing mode that the former encrypts, can also realize in several ways, for example, can be in the following manner
At least one two magnetic track equivalent datas of bank card are encrypted: using transaction key generate process key to two magnetic tracks etc.
Effect data are encrypted；Two magnetic track equivalent datas are encrypted using bank card certificate and private key；Use scheduled one group of data
Encryption key encrypts two magnetic track equivalent datas.
In order to further ensure that the safety of transaction, it is preferable that can be executed according to two magnetic track equivalent datas of protection
Before the transaction of bank card, the bank card system with bank card business dealing can also be updated；According to updated bank
Card system judges the type for the bank card traded；In the case where judging the type of bank card for financial IC card,
The transaction with bank card is executed according to two magnetic track equivalent datas of protection, and/or, in the type for judging bank card for magnetic stripe card
In the case of, stop executing the transaction with bank card.
Additionally provide a kind of bank card transaction processing system in the present embodiment, the system for realizing above-described embodiment and
Preferred embodiment, the descriptions that have already been made will not be repeated.As used below, predetermined function may be implemented in term " module "
The combination of the software and/or hardware of energy.It is hard although system described in following embodiment is preferably realized with software
The realization of the combination of part or software and hardware is also that may and be contemplated.
Fig. 3 is the structural block diagram of bank card transaction processing system according to an embodiment of the present invention, as shown in figure 3, the system
Including protective module 32 and execution module 34, the system is illustrated below.
Protective module 32, for protecting two magnetic track equivalent datas of bank card；Execution module 34 is connected to above-mentioned protection mould
Block 32, for executing the transaction with bank card according to two magnetic track equivalent datas of protection.
Fig. 4 is the structural block diagram one of protective module 32 in bank card transaction processing system according to an embodiment of the present invention, such as
Shown in Fig. 4, which includes encryption unit 42 and/or storage unit 44, is illustrated below to the protective module 32.
Encryption unit 42 is encrypted for the two magnetic track equivalent datas to bank card；Storage unit 44 is used for bank
Two magnetic track equivalent datas of card are dispersedly stored in other data elements for transaction.
Fig. 5 is the structural block diagram two of protective module 32 in bank card transaction processing system according to an embodiment of the present invention, such as
Shown in Fig. 5, which further includes deleting unit 52, below to the protection in addition to including storage unit 44 shown in Fig. 4
Module 32 is illustrated.
Unit 52 is deleted, for two magnetic track equivalent datas of bank card to be dispersedly stored in the other numbers for being used for trading
When according in member, the data element for being originally intended to store complete two magnetic tracks equivalent data is deleted.
Fig. 6 is the encryption unit 42 in bank card transaction processing system according to an embodiment of the present invention in protective module 32
Preferred structure block diagram, as shown in fig. 6, the encryption unit includes at least one of: the first encryption sub-unit operable 62, second encryption
Unit 64, third encryption sub-unit operable 66 are below illustrated the encryption unit 42.
First encryption sub-unit operable 62, the process key for being generated using transaction key add two magnetic track equivalent datas
It is close；Second encryption sub-unit operable 64, for being encrypted using bank card certificate and private key to two magnetic track equivalent datas；Third encryption
Unit 66, for being encrypted using scheduled one group of data encryption key to two magnetic track equivalent datas.
Fig. 7 is the preferred structure block diagram of bank card transaction processing system according to an embodiment of the present invention, as shown in fig. 7, should
System further includes update module 72, judgment module 74, and/or stopping modular 76 in addition to including all modules shown in Fig. 3, under
It is illustrated in face of the optimum decision system.
Update module 72, for being updated to the bank card system with bank card business dealing；Judgment module 74, is connected to
Update module 72 is stated, for judging according to type of the updated bank card system to the bank card traded；It is described
First execution module 34 is connected to above-mentioned judgment module 74, for judging the type of bank card for finance IC in judgment module 74
In the case where card, the transaction with bank card is executed according to two magnetic track equivalent datas of protection, and/or, stopping modular 76 is connected to
Above-mentioned judgment module 74 in the case where for judging the type of bank card in judgment module 74 for magnetic stripe card, stops executing and silver
The transaction of row card.
Below to bank card be financial IC card for be illustrated.
Due to two magnetic track equivalent datas by stored in clear in IC card, financial IC card still exist is replicated and steals
Therefore the possibility of brush in order to solve loophole present in the rule criterion, prevents a possibility that card image is replicated use,
Realize the safety of financial IC card at least one in the following ways in the present embodiment, specific processing can be in terms of following two
To consider:
(1) two magnetic track equivalent datas can be read with encrypted test mode or directly cancels two magnetic track equivalent data fields, adopted
Mode can also be a variety of, for example, can handle at least one in the following ways:
A. the process key generated using transaction key will " two magnetic track equivalent datas " encryption output, while by ciphertext " two
Magnetic track equivalent data ", which is placed in, calculates online ciphertext step response, is no longer obtained by reading record；
B. two magnetic track equivalent datas are encrypted using IC card certificate and private key, ciphertext data is read by reading to record, by terminal
Continue original transaction after restoring clear data using IC card public key；
C. it customizes or imports again one group of data encryption key and solve existing issue；
The information such as card number, effective date, the Card Type for d. including in two magnetic track equivalent datas have been divided in financial IC card
It is not stored in other data elements, it can be considered that " two magnetic track equivalent datas " is to improve the redundancy that compatibility is saved
Data, since the data cause influence to the safety of entire financial IC card system, it may be considered that cancel the data element.
(2) safety that bank card transaction system guarantees storage IC card can be updated by upgrading:
It is made the following judgment by upgrading bank card transaction system, if the card is financial IC card, but backstage receives
When the magnetic stripe card trading of one account, refusal should give.
Through the foregoing embodiment and preferred embodiment, in the way of existing financial IC card key code system or newly-increased key
The method for protecting critical data first " two magnetic track equivalent datas "；" two magnetic tracks are equivalent for cancellation from existing financial IC card fabrication data
Data "；The service logic that bank card transaction system solves existing security risk is updated by upgrading, provides not only higher peace
Full mechanism really prevents financial IC card to be replicated and steal brush；And the financial IC card and on the market of new issue is taken into account
The storage IC card of distribution.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of bank card business dealing handles method characterized by comprising
Protect two magnetic track equivalent datas of the bank card, wherein the bank card is financial IC card piece；
The transaction of the bank card is executed according to the two magnetic tracks equivalent data of protection；
Wherein, according to the two magnetic tracks equivalent data of protection execute with before the transaction of the bank card, further includes: to
The bank card system of the bank card business dealing is updated；According to the updated bank card system to the bank to trade
The type of card is judged；In the case where judging the type of the bank card for financial IC card, according to two magnetic of protection
Road equivalent data executes the transaction with the bank card, and/or, judging the case where type of the bank card is magnetic stripe card
Under, stop executing the transaction with the bank card.
2. the method according to claim 1, wherein protecting the two magnetic tracks equivalent data packet of the bank card
It includes:
The two magnetic tracks equivalent data of the bank card is encrypted；And/or
The two magnetic tracks equivalent data of the bank card is dispersedly stored in the other data elements for being used for trading.
3. according to the method described in claim 2, it is characterized in that, dividing by the two magnetic tracks equivalent data of the bank card
When being stored in other data elements for transaction scatteredly, further includes: deletion is originally intended to store complete two magnetic tracks equivalent data
Data element.
4. according to the method described in claim 2, it is characterized in that, at least one in the following manner to the institute of the bank card
Two magnetic track equivalent datas are stated to be encrypted:
The two magnetic tracks equivalent data is encrypted using the process key that transaction key generates；
The two magnetic tracks equivalent data is encrypted using the bank card certificate and private key；
The two magnetic tracks equivalent data is encrypted using scheduled one group of data encryption key.
5. a kind of bank card transaction processing system characterized by comprising
Protective module, for protecting two magnetic track equivalent datas of the bank card, wherein the bank card is financial IC card piece；
Execution module, for executing the transaction with the bank card according to the two magnetic tracks equivalent data of protection；
Wherein, the system also includes:
Update module, for being updated to the bank card system with the bank card business dealing；
Judgment module, for judging according to the updated bank card system the type for the bank card traded；
The execution module is also used in the case where the judgment module judges the type of the bank card for financial IC card,
The transaction with the bank card is executed according to the two magnetic tracks equivalent data of protection, and/or, stopping modular, for described
In the case that judgment module judges the type of the bank card for magnetic stripe card, stop executing the transaction with the bank card.
6. system according to claim 5, which is characterized in that the protective module includes:
Encryption unit is encrypted for the two magnetic tracks equivalent data to the bank card；And/or
Storage unit, for the two magnetic tracks equivalent data of the bank card to be dispersedly stored in the other numbers for being used for trading
According in member.
7. system according to claim 6, which is characterized in that the protective module further include:
Delete unit, for the two magnetic tracks equivalent data of the bank card is dispersedly stored in be used for trade it is other
When in data element, the data element for being originally intended to store complete two magnetic tracks equivalent data is deleted.
8. system according to claim 6, which is characterized in that the encryption unit includes at least one of:
First encryption sub-unit operable, the process key for being generated using transaction key add the two magnetic tracks equivalent data
It is close；
Second encryption sub-unit operable, for being encrypted using the bank card certificate and private key to the two magnetic tracks equivalent data；
Third encryption sub-unit operable, for being added using scheduled one group of data encryption key to the two magnetic tracks equivalent data
It is close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310251184.4A CN104240387B (en) | 2013-06-21 | 2013-06-21 | Bank card business dealing handles method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310251184.4A CN104240387B (en) | 2013-06-21 | 2013-06-21 | Bank card business dealing handles method and system |
Publications (2)
| Publication Number | Publication Date |
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| CN104240387A CN104240387A (en) | 2014-12-24 |
| CN104240387B true CN104240387B (en) | 2019-03-29 |
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| CN201310251184.4A Expired - Fee Related CN104240387B (en) | 2013-06-21 | 2013-06-21 | Bank card business dealing handles method and system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110796443B (en) * | 2019-10-28 | 2023-09-19 | 飞天诚信科技股份有限公司 | Method and terminal for constructing track data |
| CN111311412B (en) * | 2020-02-24 | 2023-03-10 | 腾讯科技（深圳）有限公司 | Decentralized transaction confirmation method and device and server |
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| CN1416079A (en) * | 2001-10-29 | 2003-05-07 | 英华达股份有限公司 | Method for preventing credit card from embezzlement and its system |
| US6779113B1 (en) * | 1999-11-05 | 2004-08-17 | Microsoft Corporation | Integrated circuit card with situation dependent identity authentication |
| CN101098225A (en) * | 2006-06-29 | 2008-01-02 | 中国银联股份有限公司 | Safety data transmission method and paying method, paying terminal and paying server |
| CN101324942A (en) * | 2007-06-13 | 2008-12-17 | 阿里巴巴集团控股有限公司 | Payment system and method performing trade by identification card including IC card |
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| US7543739B2 (en) * | 2003-12-17 | 2009-06-09 | Qsecure, Inc. | Automated payment card fraud detection and location |
| CN101059887A (en) * | 2007-06-18 | 2007-10-24 | 张师祝 | A bank card number and the second magnetic track main account number creation method and reading method |
| CN101615322B (en) * | 2008-06-25 | 2012-09-05 | 上海富友金融网络技术有限公司 | Mobile terminal payment method and mobile terminal payment system for realizing magnetic payment function |
| CN102129743A (en) * | 2010-01-18 | 2011-07-20 | 上海启电信息科技有限公司 | System for preventing bank card from being stolen |
| CN101986355B (en) * | 2010-10-29 | 2013-02-13 | 中国工商银行股份有限公司 | Method, system and terminal for managing transaction authority of bank card |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6779113B1 (en) * | 1999-11-05 | 2004-08-17 | Microsoft Corporation | Integrated circuit card with situation dependent identity authentication |
| CN1416079A (en) * | 2001-10-29 | 2003-05-07 | 英华达股份有限公司 | Method for preventing credit card from embezzlement and its system |
| CN101098225A (en) * | 2006-06-29 | 2008-01-02 | 中国银联股份有限公司 | Safety data transmission method and paying method, paying terminal and paying server |
| CN101324942A (en) * | 2007-06-13 | 2008-12-17 | 阿里巴巴集团控股有限公司 | Payment system and method performing trade by identification card including IC card |
| CN101329786A (en) * | 2007-06-20 | 2008-12-24 | 中国银联股份有限公司 | Method and system for acquiring bank card magnetic track information or payment application for mobile terminal |
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| CN104240387A (en) | 2014-12-24 |
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Granted publication date: 20190329 Termination date: 20200621 |