CN101193372B - Secure method of dual card combination - Google Patents

Abstract

The invention discloses a security method for dual-card combination used for a communication terminal, which comprises the following steps that: a first card is provided; a second card is combined with the first card so as to form the dual-card combination; the first card or the second card is initialized so as to ensure the first identification code of the first card or a second identification code of the second card come into effect; the initialized first identification code or the second identification code is checked, so the dual-code combination loses effectiveness when the first card or the second card is replaced by other cards or the first identification code or second identification code is ineffective.

Description

Security method for dual card combination

technical field

The present invention relates to a dual-card system, in particular to a security method for dual-card combination of a communication terminal (such as a mobile phone).

Background technique

In general, many types of telecommunication networks have been established to provide diverse services to network users. The most widely used and well-known service provided by telecommunication networks is of course mobile telephony services, such as cell phones. At the same time, in order to make the functions of the electronic device provide more services, various surface contact cards with special circuits have been widely used in the electronic device. For example, a Subscriber Identity Module (SIM) card can be placed in a mobile phone, allowing the SIM card holder to use the phone's functions. By swapping SIM cards, one phone can be used by multiple SIM card holders, just like a personal phone. Furthermore, some telecommunications networks provide other services related to financial business operations and transactions. Therefore, the importance of secure transmission cannot be ignored.

As we all know, SIM cards are most commonly used in communication devices, and users can use personal accounts or specific wireless telephone networks. Each SIM card has built-in configuration information for specifying the network, as well as information for identifying the user's identity, such as the user's mobile phone number. In addition, other external IC cards can also be used for multiple applications, such as payment, which is the so-called "multi-function card". At the same time, the integration of the SIM card system and the use of the communication terminal can produce a dual-card system that can be used simultaneously with the transaction terminal and the communication terminal. There is a payment function through a contactless transaction card. The size of the card can be easily and conveniently placed in a mobile phone. . Undoubtedly, the security of the combination of dual cards used in communication terminals is very important. Furthermore, the problems arising from the theft or counterfeiting of credit cards and cash cards are becoming more and more serious, and various parties are actively trying to reduce the above-mentioned risks. A number of solutions have been proposed, including time limits, restricted withdrawals, copy encryption, and cardholder identity verification, which includes everything from personal identification numbers (PINs) and fingerprint recognition to one-time passwords. Although there are many ways to prevent data leakage, unscrupulous people can always use high-threshold technology to overcome all difficulties and come up with a way to crack it.

Multi-function cards with mobile phone and credit card functions, while technically possible, are difficult to implement in practice, or do not reveal effective security systems that would deter inappropriate use. Therefore, what is most urgently needed today is a security method for dual-card combination that can be used in communication terminals. The payment function can be provided through a contactless transaction card. The size of the card can be easily and conveniently placed in a mobile phone to further provide dual-card interaction security. to deter inappropriate use. The present invention not only corrects the existing shortcomings but also solves the above-mentioned problems.

Contents of the invention

While this paragraph summarizes certain features of the invention, others are described in subsequent paragraphs. The invention is defined by the appended claims, which are incorporated into this paragraph by reference.

In view of the prior art subject to the above-mentioned problems, the purpose of the present invention is to propose a security method that can be used for the combination of two cards in a communication terminal. Through the non-contact transaction card with payment function, its size can be easily and conveniently placed in the In the mobile phone, the interactive security of dual cards is further provided to prevent improper use, which not only corrects the existing shortcomings but also solves the above-mentioned problems.

In order to achieve the above object, a broader embodiment of the present invention provides a security method for a combination of two cards for a communication terminal, comprising the following steps: a) providing the first card; b) combining the second card with the first card to Form a dual card combination; c) initialize the first card or the second card to enable the first identification code of the first card or the second identification code of the second card; d) check the initialized first identification code or the second identification code Therefore, when the first card or the second card is replaced by other cards, or the first identification code or the second identification code is invalid, the dual-card combination becomes invalid.

According to the concept of the present invention, the dual SIM combination can be inserted into a Subscriber Identity Card (SIM) slot of a communication terminal.

According to the idea of the present invention, the communication terminal includes a mobile phone and a personal digital assistant.

According to the idea of the present invention, the first identification code and the second identification code are respectively recorded in the first memory of the first card and the second memory of the second card.

According to the idea of the present invention, the first memory and the second memory include flash memory and electronically erasable programmable read-only memory (EEPROM).

According to the idea of the present invention, the first card is a SIM card.

According to the idea of the present invention, the first identification code includes a Personal Identification Number (PIN), a Globally Unique Identification Number (IMSI) and an Integrated Circuit Card Identification Number (ICCID) of the SIM.

According to the concept of the invention, the second card is a transaction card.

According to the idea of the invention, the second identification code is a personal identification number (PIN) of the transaction card.

According to the idea of the present invention, step c) or d) is implemented in the way of over-the-air technology (OTA).

According to the idea of the present invention, step d) is realized with the second card.

In order to achieve the above purpose, another broad implementation of the present invention is a dual-card combination security method for a communication terminal, comprising the following steps: a) providing the first card; b) combining the second card and the first card to form a dual-card Combining; c) initializing the first card or the second card to enable the first identification code of the first card or the second identification code of the second card; d) checking the initialized first identification code or the second identification code; e ) When the first card is lost or replaced, under the authorization of the service provider, the first identification code is invalid; f) Replace the first card with the third card with the third identification code to form a new dual card combination; g) enabling the third identification code; h) checking the third identification code.

According to the idea of the present invention, the communication terminal includes a mobile phone and a personal digital assistant.

According to the idea of the present invention, the first card and the third card are SIMs.

According to the idea of the present invention, the first identification code and the third identification code include a personal identification number (PIN), a unique worldwide identification number (IMSI) and an integrated circuit card identification number (ICCID) of the SIM.

According to the idea of the invention, the second card is a transaction card.

According to the idea of the invention, the second identification code is a personal identification number (PIN) of the transaction card.

According to the idea of the present invention, steps c), d), e), g) or h) are realized in the way of over-the-air technology (OTA).

Description of drawings

Fig. 1 illustrates the security method for the dual-card combination of communication terminal of the present invention;

Fig. 2 illustrates the flow chart of the safety method for the dual-card combination of the communication terminal of the present invention;

Fig. 3 illustrates another security method for the dual-card combination of the communication terminal of the present invention;

FIG. 4 illustrates a flow chart of another security method for dual-card combination of a communication terminal according to the present invention.

Explanation of main component symbols

10 dual card combinations

11 first card

111 first memory

12 second card

121 second memory

13 communication terminal

30 dual card combination

31 first card

311 first memory

32 second card

321 second memory

33 communication terminal

34 third card

341 third memory

40 new dual card combinations

50 service providers

Detailed ways

Some implementations embodying the features and advantages of the present invention will be described in detail in the description in the following paragraphs. It should be understood that the present invention is capable of various changes in different forms without departing from the scope of the present invention, and that the description and drawings thereof are illustrative in nature and not limiting of the present invention.

Please refer to Figure 1 and Figure 2. The above-mentioned drawings are schematic diagrams of the security method for dual-card combination of a communication terminal according to the present invention. As shown in Figures 1 and 2, the security method of the present invention includes the following steps: a) providing the first card 11, such as step S21; b) combining the second card 12 and the first card 11 to form a dual card combination 10, such as Step S22; c) initialize the first card 11 or the second card 12 to enable the first identification code ID1 of the first card 11 or the second identification code ID2 of the second card 12, as in step S23; d) check the initialized The first identification code ID1 or the second identification code ID2 is used to determine whether to replace the first card 11 or the second card 12 with other cards; or the first identification code ID1 or the second identification code ID2 is invalid, as in step S24. Meanwhile, when the first card 11 or the second card 12 is replaced by other cards, or the first identification code ID1 or the second identification code ID2 is invalid, the dual card combination 10 will become invalid, as in step S242. Otherwise, the communication terminal 13 can access the dual card combination 10 .

Undoubtedly, the dual SIM combination 10 can be inserted into the SIM slot of the communication terminal 13 . In practice, communication terminals 13 include mobile phones and personal digital assistants. The first identification code ID1 and the second identification code ID2 are respectively recorded in the first memory 111 of the first card 11 and the second memory 121 of the second card 12 . The first memory 111 and the second memory 121 include flash memory and EEPROM. In this embodiment, the first card 11 is a SIM, and the first identification code ID1 includes a personal identification number (PIN), a globally unique identification number (IMSI) and an integrated circuit card identification number (ICCID) of the SIM. Furthermore, the second card 12 is a transaction card; the second identification code ID2 is a personal identification number (PIN) of the transaction card.

In addition, step c) or d) is realized in the way of OTA. The configuration of OTA allows mobile network operators and wireless service providers to add new services to customers through wireless networks. Step d) can of course be realized by means of the second card 12 . In this embodiment, the dual card combination can have a transaction card as the second card 12 and a flexible SIM sheet as the first card 11 . At the same time, the transaction card is shaped into a standard SIM card, further providing the integration function of credit card and multi-function card. On the other hand, the dual SIM combination also includes a flexible SIM sheet to perform the communication work of the communication terminal. At the same time, the flexible SIM sheet has an engaging mechanism engaged with the transaction card, so that the flexible SIM sheet can be stacked on the transaction card to be inserted into a standard SIM slot of the communication terminal. Therefore, the dual card combination of the present invention has the payment function through the contactless transaction card, and the size of the card can be easily and conveniently placed in the mobile phone. Furthermore, the dual-card combination of the present invention further provides dual-card security by adopting a unique password, which is activated during the initialization stage to avoid the risk of improper use.

Please refer to Figure 3 and Figure 4. The above-mentioned figure is a schematic diagram of another security method for dual-card combination of a communication terminal according to the present invention. As shown in Fig. 3 and Fig. 4, the safety method of the present invention includes the following steps: a) providing the first card 31, as in step S41; b) combining the second card 32 and the first card 31 to form a dual card combination 30, as in step S41 S42; c) initialize the first card 31 or the second card 32 to enable the first identification code ID1 of the first card 31 or the second identification code ID2 of the second card 32, as in step S43; d) check the activated first identification code ID1 An identification code ID1 or a second identification code ID2, such as step S44, wherein when the first identification code ID1 or the second identification code ID2 are consistent, the dual card combination 30 can be accessed, such as step S45, otherwise the next step will be performed; e) When the first card 31 is lost or replaced, under the authorization of the service provider 50, the first identification code ID1 is invalidated, such as step S46; f) The third card 34 with the third identification code ID3 is used to replace the first card 31 One card 31 to form a new dual-card combination 40, as in step S47; g) activate the third identification code ID3, as in step S48; h) check the third identification code ID3, as in step S49. When the third card 34 or the second card 32 is replaced by other cards, or the third identification code ID3 is invalid, the new dual card combination 40 will become invalid. Otherwise, the communication terminal 33 can access the new dual card combination 40 .

Likewise, communication terminals 33 include mobile phones and personal digital assistants. The first identification code ID1 and the second identification code ID2 are recorded in the first memory 311 of the first card 31 and the second memory 321 of the second card 32 , wherein the first memory 311 and the second memory 321 include flash memory and EEPROM. In this embodiment, the first card 31 is a SIM, and the first identification code ID1 is a personal identification number (PIN) of the SIM. The first identification code ID1 may include a SIM unique identification number (IMSI) and an integrated circuit card identification number (ICCID). Furthermore, the second card 32 is a transaction card; the second identification code ID2 is a personal identification number (PIN) of the transaction card. The third card 34 is also a SIM; the third identification code ID3 recorded in the third memory 341 of the third card 34 is a personal identification number (PIN) of the SIM. The third identification code ID3 may include an IMSI and an integrated circuit card identification code (ICCID) of the SIM.

As far as wireless applications are concerned, steps c), d), e), g) or h) can be implemented OTA. In the present invention, the identification code is enabled to be unique. After initialization, the dual-card combination is an integrated card, and two integrated cards have unique passwords to obtain authorization. If one of the above combined cards is lost or replaced, the replaced or lost card identification number will be invalid and the new dual card combination should be reactivated again. Therefore, the dual-card combination of the present invention further provides dual-card interaction security by using a unique password in the initialization stage, so as to avoid the disadvantages of improper use.

In a word, the present invention mainly provides a security method for dual-card combination of a communication terminal, which has a payment function through a contactless transaction card, and the size of the transaction card can be easily and conveniently placed in a mobile phone. Use a unique password to further provide dual card interaction security to deter improper use.

Even though the present invention has been described in detail by the above embodiments, various modifications and changes can be made by those skilled in the art without departing from the protection scope of the appended claims.

Claims (18)

1. safety methods that are used for two card combinations of communication terminal may further comprise the steps:

A) provide first card;

B) in conjunction with second card and this first card to form two card combinations;

C) with this first card or this second card initialization, with first identification code or this second second identification code of blocking of enabling this first card;

D) check this initialized first identification code or second identification code,

Therefore be changed to other card when this first card or this second holding, maybe when this first identification code or second identification code are invalid, this pair card combination inefficacy.

2. safety method according to claim 1, wherein said two card combinations can be inserted the User Recognition card slot of described communication terminal.

3. safety method according to claim 1, wherein said communication terminal comprises mobile phone and personal digital assistant.

4. safety method according to claim 1, wherein said first identification code and second identification code are recorded in respectively in first internal memory and described second second internal memory that blocks of described first card.

5. safety method according to claim 4, wherein said first internal memory and second internal memory comprise flash memory and the electronics formula programmable read only memory of erasing.

6. safety method according to claim 1, wherein said first card is a Subscriber Identity Module.

7. safety method according to claim 6, wherein said first identification code comprises the PIN of this Subscriber Identity Module, global unique identifier and integrated circuit card identification code.

8. safety method according to claim 1, wherein said second card is a transactional cards.

9. safety method according to claim 8, wherein said second identification code are the PINs of this transactional cards.

10. safety method according to claim 1, wherein this step c) or d) realize in the mode of aerial download technology.

11. safety method according to claim 8, wherein this step d) realizes with described second card.

12. a safety method that is used for the communication terminal of communicating by letter with the service provider may further comprise the steps:

A) provide first card;

B) in conjunction with second card and this first card to constitute two card combinations;

C) first identification code or this second second identification code of blocking with this first card or this second card initialization to enable this first card;

D) checking should be with initialized first identification code or this second identification code;

E) when this first card is lost or replaced, under this service provider's mandate, this first identification code was lost efficacy;

F) change this first card with the 3rd holding, to constitute new two card combination with the 3rd identification code;

G) enable the 3rd identification code;

H) check the 3rd identification code.

13. safety method according to claim 12, wherein said communication terminal comprises mobile phone and personal digital assistant.

14. safety method according to claim 12, wherein said first card and the 3rd card are Subscriber Identity Modules.

15. safety method according to claim 14, wherein said first identification code and the 3rd identification code comprise the PIN of this Subscriber Identity Module, global unique identifier and integrated circuit card identification code.

16. safety method according to claim 12, wherein said second card is a transactional cards.

17. safety method according to claim 16, wherein said second identification code are the PINs of described transactional cards.

18. safety method according to claim 12, wherein said step c), d), e), g) or h) realize in the mode of aerial download.

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