JP4106459B2 - Input device with security function and identification code registration system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a security function that prevents an electronic device such as a mobile phone from being used by another person or prevents leakage of a credit card number in electronic commerce or the like.
[0002]
[Prior art]
Conventionally, in the EC (shopping in an electronic mall called e-commerce, electronic commerce, etc.), the most used on the Internet is the electronic payment protocol SET (Secure) by sending an encrypted credit card number. Electronic Transaction).
[0003]
The encryption method of the SET is a public key. The feature is that the virtual store (electronic mall) on the Internet does not have an encryption key for decrypting the encrypted user card number. On the other hand, there is a security advantage that the card number can be concealed. As shown in FIG. 4, the transaction procedure is as follows. First, the user encrypts the product number and credit card number as a purchase order from a Web browser such as a PC (personal computer) with a separate encryption key. Send to (virtual store).
2. In the electronic mall, the card number from the encrypted user is transferred as it is to the credit card company.
3. The credit card company checks the credit of the card and notifies the result to the electronic mall.
4. The electronic mall accepts only orders for which credit is confirmed, decrypts the product number, and sends the ordered product to the consumer.
5. When a payment request is received from the electronic mall, the credit card company withdraws the payment from the user's bank account and makes the payment.
[0004]
[Problems to be solved by the invention]
However, in the conventional technology, since the terminal used by the user is a PC terminal connected via a telephone line, electronic authentication and encryption of a credit card number using a public key are easy, but the user terminal is standard. In the case of a mobile phone with an Internet connection function such as i-mode, the mobile phone is wireless communication, and it is difficult to incorporate an advanced program in terms of performance, and encryption using a public key is not performed. There was a problem that security protection was difficult. Also, unlike a PC terminal, it is difficult to easily lock a user with a user password, etc., and there is a problem that anyone can use it without permission.
[0005]
Accordingly, the present invention can protect the electronic device such as a mobile phone from the outside so that it can be used only by the user without permission, and the security of the credit card number transmitted to the credit card company in the case of EC transactions, etc. It is an object of the present invention to provide an input device with a security function and an identification code registration system that can be reliably protected by a simple method.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, an invention according to claim 1 is an input device including numeric keypads arranged vertically and horizontally for controlling an electronic device, the display number of the numeric keypad and the numeric keypad. corresponding to change in accordance with the conversion code that is more preset in the remote operation from the outside of the number entered by the operation input by the operation of the ten-key section corresponding to the display number of the temporarily changed numeric keypad it is characterized by configured to be able to undo more unset number that is a remote operation from outside. The invention according to claim 2 is an input device of a communication terminal comprising a display for displaying a telephone number, an e-mail or a web page, and a numeric keypad arranged in the vertical and horizontal directions. the numeric keypad to change in accordance with the conversion code that is more preset correspondence between number entered by operating the number and the numeric keypad in the remote operation from the outside, corresponding to the display number of the temporarily changed numeric keypad it is characterized by configured to be able to restore the settings of the number entered by the operation parts to release more remote operation from the outside.
[0007]
Further, the invention according to claim 3 provides various identification codes such as a credit card number inputted from the communication terminal when performing electronic commerce using the communication terminal by the input device with security function according to claim 2. Alternatively, the encrypted code is divided into a plurality of parts, and the divided codes are transmitted separately through communication means. The invention according to claim 4, wherein said communication means in the invention of claim 3, Web Transfer (HTTP), file transfer (FTP), mail transfer (SMTP, POP), electrodeposition either talking or facsimile or It is characterized by being a plurality of combinations.
Further, the invention according to claim 5 provides various identification codes such as a credit card number input from the communication terminal when performing electronic commerce using the communication terminal by the input device with security function according to claim 2. Alternatively, the encrypted code is divided into a plurality of parts, and the divided codes are stored separately in a plurality of different server apparatuses.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram of a mobile phone with a security function according to an embodiment of the present invention, and will be described based on an example applied to a mobile phone as an input device with a security function. FIG. 2 is a front view showing an operation surface of the mobile phone shown in FIG.
[0009]
In FIG. 1, 1 is an antenna, 2 is a radio unit that performs transmission / reception via the antenna, 3 is a control unit, 4 is an encoding / decoding unit for transmission / reception signals, 5 is an audio data processing unit, and 6 is a numeric keypad or special key. 7 is a key input signal switching unit that switches key input according to key operations of the key input unit 6, 8 is a number change processing unit that changes an actual key input signal, 9 is a calling telephone number, etc. Is displayed on the liquid crystal display 10, 11 is a transmitting unit including a microphone, and 12 is a receiving unit including a speaker.
[0010]
Next, the operation will be described. To prevent others from misusing your mobile phone when you are not carrying it, call the mobile phone from outside (for example, a home phone), then, for example, about 2 bytes after the phone number Send a lock signal. In the mobile phone that has received the lock signal, the number change processing unit 8 recognizes the lock signal and connects the key input signal switching unit 7 that has been directly connected to the encoding unit 4 to the number change processing unit 8. The number change processing unit 8 inputs a key signal from the key input signal switching unit 7 and changes the number input according to a preset conversion code.
[0011]
Specifically, for example, when a user makes a call by operating the key input unit 6, for example, when “5876318985876” is pressed, the number change processing unit 8 sets the setting code (for example, 1 to 9). On the other hand, if the code is converted to 9 to 1), the call is changed to “523479215234” and can be disabled. In order to release the lock, if the user calls again from home and transmits the lock signal (or another release signal) again, the number changing unit 8 recognizes the number changing unit 8 and the key input signal switching unit 7. Because the connection of is disconnected, it returns to the normal state according to the key operation.
[0012]
In addition, although the example in which the number change code is changed from 1 to 9 to 9 to 1 is shown, the change code is not limited to this and is free. In addition, although the number change is set / released by an external operation, it may be performed from the operation unit of the mobile phone such as the key input unit 6. Further, although the number change processing unit 8 is provided on the mobile phone side, it may be provided on the server side.
[0013]
Next, security protection in the case where a credit card number is transmitted as an identification code to an electronic mall via a mobile phone server such as an i-mode center in EC transaction will be described. The user accesses the online (homepage) of the electronic mall through the Internet via the mobile phone server, communicates about electronic commerce by e-mail, etc., and then maintains billing information (credits) on a separate channel from the Internet to maintain security. Card number transmission).
[0014]
As shown in FIG. 3, a normal 16-digit credit card number is divided into, for example, four divisions (other division numbers may be used) A, B, C, and D blocks. The credit card number encrypted by dividing is separately transmitted to the electronic mall along with the product number and the like by e-mail, postal mail, telephone and fax on another channel.
[0015]
On the other hand, on the server side that receives the divided credit card numbers, the server configuration is further physically divided into a plurality of parts and stored or transmitted separately in divided units of A, B, C, and D. When the stored credit card number is taken out, although not shown, the division information is stored in a predetermined server device at the time of storage, and the identification code is restored based on the stored information.
[0016]
As a result, the security of the unprotected wireless communication area between the mobile phone and the server for the mobile phone such as the i-mode center is reliably protected with a simple configuration. As for the Internet communication line, security is secured, and thus overall security can be protected.
[0017]
【The invention's effect】
As described above, according to the first aspect of the present invention, there is provided an input device including numeric keypads arranged vertically and horizontally for controlling an electronic device, the display number of the numeric keypad and the numeric keypad. the correspondence between numbers entered by the operation of the parts change according to the conversion code that is more preset in the remote operation from the outside, by the operation of the ten-key section corresponding to the display number of the temporarily changed numeric keypad since the structure can be returned to a more clear to the original settings of number entered to the remote operation from the outside, it can be locked so as not to be abused by others when not in use the electronic equipment that their use . According to a second aspect of the present invention, there is provided an input device for a communication terminal comprising a display for displaying a telephone number, an e-mail or a web page, and numeric keypads arranged vertically and horizontally. change in accordance with the conversion code that is more preset display number and correspondence to the numbers input by operation of the ten-key unit to a remote operation from the outside, corresponding to the display number of the temporarily changed numeric keypad since the structure to be able to undo more unset number entered by operating the ten-key unit to a remote operation from the outside, to others when not in use the communication terminal to their use It can be locked to prevent misuse.
[0018]
Also, according to the invention described in claim 3, when performing electronic commerce using a communication terminal according to security function input device according to claim 2, various credit card number or the like input from the communication terminal The identification code or encrypted code is divided into multiple parts, and each of the divided codes is sent separately through communication means, so the security of billing information is reliably protected even when using a communication terminal such as a mobile phone. can do. According to the invention of claim 4, in the invention of claim 3, the communication means is any one of Web transfer (HTTP), file transfer (FTP), mail transfer (SMTP, POP), mail, telephone or facsimile. Or a plurality of combinations are used, so that the security such as the card number is protected. According to the invention described in claim 5 , various identifications such as a credit card number input from the communication terminal when performing electronic commerce using the communication terminal by the input device with security function according to claim 2. The code or encrypted code is divided into a plurality of parts, and each divided code is stored separately in a plurality of different server devices, so even when using a communication terminal such as a mobile phone, a credit card on the network Can protect the security of numbers.
[Brief description of the drawings]
FIG. 1 is a block diagram of a mobile phone with a security function according to an embodiment of the present invention.
FIG. 2 is a front view of the mobile phone shown in FIG.
FIG. 3 is an explanatory diagram of encryption of a credit card number.
FIG. 4 is an explanatory diagram of conventional electronic commerce.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Antenna 2 Radio | wireless part 3 Control part 4 Encoding / decoding part 5 Audio | voice data processing part 6 Key input part 7 Key input signal switching part 8 Number change process part 9 Display part 10 Display 11 Microphone 12 Speaker

Claims (5)

An input device having numeric keypads arranged vertically and horizontally for controlling an electronic device,
Change in accordance with the conversion code that is more preset correspondence between numbers entered by the operation of the display number and the numeric keypad of the numeric keypad on the remote operation from the outside,
And characterized in that the structure can be returned to the original by releasing more settings number entered by operating the ten-key section corresponding to the display number of the temporarily changed numeric keypad unit to a remote operation from outside An input device with security function. An input device for a communication terminal comprising a display for displaying a telephone number, e-mail or web page, and numeric keypads arranged vertically and horizontally,
Change in accordance with the conversion code that is more preset correspondence between numbers entered by the operation of the display number and the numeric keypad of the numeric keypad on the remote operation from the outside,
And characterized in that the structure can be returned to the original by releasing more settings number entered by operating the ten-key section corresponding to the display number of the temporarily changed numeric keypad unit to a remote operation from outside An input device with security function.   When performing electronic commerce using a communication terminal by the input device with security function according to claim 2, various identification codes such as credit card numbers or encrypted codes input from the communication terminal are divided into a plurality of An identification code registration system with a security function, wherein the divided codes are transmitted separately by communication means. Said communication means, Web Transfer (HTTP), file transfer (FTP), mail transfer (SMTP, POP), security of claim 3, characterized in that the one or more combinations of phone or fax Identification code registration system with function   When performing electronic commerce using a communication terminal by the input device with security function according to claim 2, various identification codes such as credit card numbers or encrypted codes input from the communication terminal are divided into a plurality of An identification code registration system with a security function, wherein each divided code is stored separately in a plurality of different server devices.

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