JP2002073787A - Compatibility diagnosing server, compatibility diagnosing method and machine-readable recording medium with program for realizing the method stored thereon - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry out compatibility diagnosis, while protecting privacy. SOLUTION: The compatibility diagnosis method includes a step of preparing that a user information, including a private information, is enciphered by an opened key of server to prepare; a step (S318) that when a compatibility diagnosis is requested by specifying an object person from a request person of the compatibility diagnosis (YES at S312), a user information of the request person and the object person of the compatibility diagnosis is decoded by a secret key of the server and a compatibility is calculated from a agreement of actual data with desired data, regarding the age, etc.; a step (S326) that the compatibility is transmitted to the object person of the compatibility diagnosis; and a step (S334) that when an information for permitting that the user information is publicly opened is received from the object person of the compatibility diagnosis ('YES' in S328), an opened data that the user information of the object person of the compatibility diagnoses is decoded by the secret key of the server is transmitted to the request person of the compatibility diagnosis.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for providing information from a server to a client, and more particularly to a technique for providing personal information to a client while protecting privacy.

[0002]

2. Description of the Related Art Conventionally, a computer database is used to search for a partner who meets conditions, such as a marriage partner, a job seeker, and a product sale. One such method is an information providing method disclosed in Japanese Patent Application Laid-Open No. H11-96229.

[0003] The information providing method disclosed in this publication is an information providing method for providing a user with personal information stored in a recording medium. The recording medium includes personal information and information recorded in the recording medium. And information for connecting via a communication line to a management server of an intermediary agent that mediates. According to this information providing method, a connection step of connecting a user device to a management server based on information recorded on a recording medium in the user device, and a request for displaying personal information is transmitted to the management server in the user device. A transmitting step, in the management server, an inquiry step of inquiring the personal information as to whether or not the personal information may be provided when the display provision of the personal information is received from the user device, and in the management server, the individual providing the personal information. The key data transmission step of transmitting key data enabling reading and display of personal information in the recording medium to the user device; and requesting the user device based on the received key data. A displaying step of displaying personal information.

According to the information providing method disclosed in this publication, when a recording medium is set in a user device and a request for displaying personal information recorded in the recording medium is made, the user device is connected to a management server. . When the management server obtains the display permission of the personal information requested to be displayed from the individual, the user-side device receives the key data enabling the display of the personal information, and displays the personal information by using the key data. it can. Therefore, it is possible to provide personal information while protecting privacy. For example, it is possible to realize a system for mediating a marriage partner using personal information.

[0005]

However, in the information providing method disclosed in the above-mentioned publication, there is a case where personal information recorded on a recording medium is read out due to an illegal act. That is, originally, there is a case where key data received from the management server is created fraudulently, personal information is read using the key data, and displayed on the user device.

[0006] The present invention has been made to solve the above-mentioned problems, and it is intended to protect privacy.
Compatibility diagnosis server capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner, a compatibility diagnosis method, and a machine-readable recording recording a program for implementing the method Is to provide a medium.

[0007]

A compatibility diagnostic server according to a first aspect of the present invention is a compatibility diagnostic server for diagnosing compatibility between users based on user information received from a client. Communication means;
First receiving means connected to the communication means for receiving user information encrypted from the client using the public key of the server; and storage means connected to the first receiving means for storing the received user information. And a second means, which is connected to the communication means, and is subject to compatibility diagnosis from the first client.
Second receiving means for receiving the data for specifying the client of the first and the compatibility diagnosis data, the storage means and the second
And decrypts the user information of the second client stored in the storage means with the secret key of the server, and determines the compatibility degree of compatibility based on the decrypted user information and the compatibility diagnosis data. When the fitness calculated by the calculator satisfies a predetermined criterion, the user information of the second client is decrypted with the secret key of the server. And first transmitting means for transmitting to the first client.

[0008] According to the first invention, the user information received by the first receiving means is stored in the storage means in a state of being encrypted by the public key of the server. The calculation unit decrypts the user information of the second client stored in the storage unit with the server's secret key based on the data received by the second reception unit and identifying the second client who is the compatibility diagnosis target. Then, the degree of compatibility is calculated based on the decoded user information and the compatibility diagnosis data. When the fitness calculated by the calculator satisfies a predetermined criterion, the first transmitter decrypts the user information of the second client with the secret key of the server and transmits the decrypted user information to the first client. As a result, the storage means of the server stores the user information (name, address,
(Privacy numbers such as telephone numbers, ages, and e-mail addresses that need to be protected) are stored. Therefore, the user cannot know the user information without knowing the secret key of the server. If the compatibility degree calculated by the calculation means is, for example, equal to or greater than a predetermined compatibility degree, the first client as the compatibility diagnosis requester transmits the user information of the second client as the compatibility diagnosis target to the first client as the compatibility diagnosis requester. The transmitted compatibility diagnosis requester can obtain the user information of the client that is compatible with the client. As a result, it is possible to provide a compatibility diagnosis server capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

[0009] The compatibility diagnostic server according to the second invention comprises a first diagnostic server.
In addition to the configuration of the invention, the first transmitting means is connected to the communication means and, when the conformity satisfies the criterion, grants permission to transmit the user information of the second client to the first client. Means for transmitting inquiry information to the second client, means for receiving transmission permission information indicating permission for the inquiry connected to the communication means, and receiving transmission permission information from the second client. Means for decrypting the user information of the second client and transmitting the decrypted user information to the first client.

[0010] According to the second invention, the first transmitting means includes:
When the conformity satisfies the standard, the inquiry information for inquiring the transmission permission is transmitted to the second client. Then, upon receiving the transmission permission information indicating permission for transmission of the user information, it decrypts the user information of the second client with the secret key of the server and transmits the decrypted user information to the first client. Accordingly, when the compatibility degree calculated by the calculation means is, for example, equal to or greater than a predetermined compatibility degree, if the second client as the compatibility diagnosis target permits the transmission of the user information, the compatibility diagnosis is performed. The user information of the second client, which is the target person, is decrypted with the secret key of the server and transmitted to the first client, which is the compatibility diagnosis requester. The first client who is a compatibility diagnosis requester can obtain user information of a client that is compatible with itself.
As a result, it is possible to provide a compatibility diagnosis server capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

[0011] The compatibility diagnostic server according to a third aspect of the present invention provides the compatibility diagnostic server according to the first aspect.
In addition to the configuration of the invention of the first aspect, when the degree of conformity satisfies the criterion, the second information for decrypting the user information of the first client with the secret key of the server and transmitting it to the second client
Transmission means.

According to the third aspect of the invention, the mutual user information is transmitted not only to the first client as the compatibility diagnosis requester but also to the second client as the compatibility diagnosis target. Thereby, the compatibility diagnosis requester and the compatibility diagnosis target person can mutually obtain the user information of the client which is compatible with themselves.

[0013] A compatibility diagnostic server according to a fourth aspect of the present invention provides the compatibility diagnostic server according to the first aspect.
In addition to the configuration of the present invention, the user information includes first personal data encrypted by a public key of the server and second personal data not encrypted, and the compatibility diagnosis server includes a communication unit and a storage unit. And second transmission means for transmitting the second personal data stored in the storage means to the first client, wherein the first client comprises:
A second client which is a compatibility diagnosis target is specified based on the second personal data, data for specifying the second client is transmitted to the compatibility diagnosis server, and the first transmission unit is calculated by the calculation unit. Means for decrypting the first personal information in the user information of the second client with the secret key of the server and transmitting the decrypted first personal information to the first client when the degree of conformity satisfies the criterion.

According to the fourth invention, based on the unencrypted second personal data (for example, a pseudonym such as a pseudonym capable of protecting privacy) transmitted to the first client by the second transmitting means. Then, the first client specifies a compatibility diagnosis target and transmits the compatibility diagnosis target to the compatibility diagnosis server. If the compatibility degree calculated by the calculation means is, for example, equal to or greater than a predetermined compatibility degree, the encrypted first personal data in the user information of the second client who is the compatibility diagnosis target. Is decrypted with the secret key of the server and transmitted to the first client who is the compatibility diagnosis requester. The first client who is a compatibility diagnosis requester can obtain user information of a client that is compatible with itself. As a result, it is possible to provide a compatibility diagnosis server capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

[0015] The compatibility diagnostic server according to a fifth aspect of the present invention provides the compatibility diagnostic server according to the first aspect.
In addition to the configuration of any one of the inventions of (1) to (4), the user information
Compatibility data includes personal data corresponding to each of a plurality of predetermined items, the compatibility diagnosis data includes data corresponding to each personal data and indicating a condition to be satisfied by a compatibility diagnosis target, and the calculation unit stores the data in the storage unit. The stored user information of the second client is decrypted with the secret key of the server, and the compatibility degree of compatibility is determined based on the degree of matching between the decrypted personal data and the compatibility diagnosis data corresponding to each of the personal data. , And the first transmitting means includes:
When the matching degree is equal to or higher than a predetermined degree, it is determined that transmission of the user information is possible.

According to the fifth invention, the calculation means decrypts the user information of the second client stored in the storage means with the secret key of the server and associates the decrypted personal data with each of the personal data. The degree of compatibility is calculated based on the degree of matching with the compatibility diagnosis data. The first transmitting means determines that the transmission of the user information is possible, for example, when the matching degree is equal to or higher than a predetermined degree, and decrypts the user information of the second client with the secret key of the server. And sends it to the first client. As a result, based on the degree of matching between the decrypted personal data such as age and address, and the compatibility diagnosis data such as the desired age and the desired address of the partner corresponding to each of the personal data, compatibility is determined. The degree can be calculated. Based on the calculated compatibility degree, the user information of the second client is decrypted with the secret key of the server and transmitted to the first client. As a result, while protecting privacy,
It is possible to provide a compatibility diagnosis server that can diagnose compatibility based on personal information collected from a client and provide personal information of a compatible partner.

A compatibility diagnosis method according to a sixth aspect of the present invention is a compatibility diagnosis method for diagnosing compatibility between users based on user information of a client in a server. A receiving step of receiving, from the first client, data specifying the second client to be subjected to compatibility diagnosis and data for compatibility diagnosis, A calculation step of decrypting the user information of the second client with the secret key of the server and calculating a compatibility degree based on the decrypted user information and the compatibility diagnosis data; When the predetermined criterion is satisfied, the user information of the second client is decrypted with the secret key of the server and transmitted to the first client. And a first transmission step.

According to the sixth invention, in the preparing step,
User information is prepared in a state of being encrypted with the public key of the server. The user information of the second client is decrypted with the secret key of the server in the calculation step based on the data identifying the second client who is the compatibility diagnosis target received in the receiving step, and the decrypted user information The compatibility degree is calculated based on the compatibility diagnosis data. The first transmitting step decrypts the user information of the second client with the secret key of the server when the fitness calculated in the calculating step satisfies a predetermined criterion,
Send to the first client. As a result, the server stores user information (information requiring privacy protection such as name, address, telephone number, age, and e-mail address) encrypted with the server's public key. If you do not know the user information, you cannot know those user information. If the compatibility degree calculated in the calculation step is, for example, equal to or greater than a predetermined degree of compatibility,
The user information of the second client, which is the compatibility diagnosis target, is transmitted to the first client, which is the compatibility diagnosis requester, and the compatibility diagnosis requester can obtain the user information of the client that is compatible with itself. As a result, it is possible to provide a compatibility diagnosis method capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

According to a seventh aspect of the present invention, in addition to the configuration of the sixth aspect, the first transmitting step includes the step of transmitting the user information of the second client to the second client when the conformity satisfies the standard. Transmitting inquiry information for inquiring permission to transmit to the first client to the second client, receiving transmission permission information indicating permission for the inquiry, and receiving transmission permission information from the second client Decrypting the user information of the second client and transmitting the decrypted user information to the first client.

[0020] According to the seventh aspect, the first transmitting step transmits, to the second client, inquiry information for inquiring of transmission permission when the degree of conformity satisfies the standard. Then, upon receiving the transmission permission information indicating permission for transmission of the user information, it decrypts the user information of the second client with the secret key of the server and transmits the decrypted user information to the first client. Thus, if the compatibility calculated in the calculation step is equal to or higher than a predetermined compatibility, for example, if the second client as the compatibility diagnosis target permits transmission of the user information, the compatibility is determined. The second person to be diagnosed
Is decrypted with the server's secret key and transmitted to the first client who is the compatibility diagnosis requester. The first client who is a compatibility diagnosis client is:
It is possible to obtain user information of a client compatible with the client. As a result, while protecting privacy,
It is possible to provide a compatibility diagnosis method capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner.

According to an eighth aspect of the present invention, in addition to the structure of the sixth aspect, the compatibility diagnosis method further comprises:
The method further includes a second transmission step of decrypting the user information of the first client with the secret key of the server and transmitting the decrypted user information to the second client.

According to the eighth aspect, the mutual user information is transmitted not only to the first client as the compatibility diagnosis requester but also to the second client as the compatibility diagnosis target person. Thereby, the compatibility diagnosis requester and the compatibility diagnosis target person can mutually obtain the user information of the client which is compatible with themselves.

A compatibility diagnosis method according to a ninth invention is characterized in that, in addition to the configuration of the sixth invention, the user information includes first personal data encrypted by the public key of the server and second personal data not encrypted. Personal data, the compatibility diagnosis method further includes a second transmitting step of transmitting the second personal data prepared in the preparing step to the first client, wherein the first client is configured to transmit the second personal data A second client to be subjected to compatibility diagnosis is specified on the basis of the data, and data specifying the second client is transmitted to the server. In the first transmission step, the fitness calculated in the calculation step satisfies the criterion. In this case, the first personal information in the user information of the second client is decrypted with the secret key of the server and the first personal information is decrypted.
Transmitting to the client.

According to the ninth aspect, the second personal data that has not been encrypted (for example, a pseudonym such as a pseudonym that can protect privacy) transmitted to the first client in the second transmitting step is transmitted to the first client. Based on this, the first client specifies the compatibility diagnosis target and transmits it to the server. The compatibility degree calculated in the calculation step is
For example, if the degree of conformity is equal to or greater than a predetermined degree of conformity, the encrypted first personal data in the user information of the second client as the compatibility diagnosis target is decrypted with the server's secret key, and the compatibility diagnosis is performed. Sent to the first client, the requester. The first client who is a compatibility diagnosis requester can obtain user information of a client that is compatible with itself. As a result, it is possible to provide a compatibility diagnosis method capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

According to a tenth aspect of the present invention, there is provided a compatibility diagnosis method according to the sixth aspect.
In addition to the configuration of any one of the inventions of (1) to (9), the user information
Includes personal data corresponding to each of a plurality of predetermined items, the compatibility diagnosis data includes data representing a condition to be satisfied by the compatibility diagnosis target corresponding to each personal data, and the calculation step includes a preparation step. Second prepared
Decrypting the user information of the client with the server's secret key and calculating the compatibility degree of compatibility based on the degree of matching between the decrypted personal data and the compatibility diagnosis data corresponding to each of the personal data. The first transmission step includes determining that transmission of user information is possible when the degree of conformity is equal to or higher than a predetermined degree.

According to the tenth aspect, the calculating step includes:
The user information of the second client stored in the storage means is decrypted with the secret key of the server, and the compatibility between the decrypted personal data and the compatibility diagnostic data corresponding to each of the personal data is determined based on the degree of matching. Is calculated.
In the first transmitting step, for example, when the matching degree is equal to or higher than a predetermined degree, it is determined that the transmission of the user information is possible, and the user information of the second client is decrypted with the secret key of the server. And sends it to the first client. As a result, based on the degree of matching between the decrypted personal data such as age and address, and the compatibility diagnosis data such as the desired age and the desired address of the partner corresponding to each of the personal data, compatibility is determined. The degree can be calculated. Based on the calculated compatibility degree, the user information of the second client is decrypted with the secret key of the server and transmitted to the first client. As a result, it is possible to provide a compatibility diagnosis method capable of diagnosing compatibility based on personal information collected from a client and providing personal information of a compatible partner while protecting privacy.

A recording medium according to an eleventh aspect of the present invention is a machine-readable recording medium storing a program for implementing a compatibility diagnosis method for diagnosing compatibility between users based on user information of a client in a server. A method for preparing the user information of the client, which is encrypted with the public key of the server, from the first client, data specifying the second client to be subjected to the compatibility diagnosis, Receiving the user data and the user information of the second client prepared in the preparation step with the secret key of the server, and matching the compatibility based on the decrypted user information and the compatibility diagnosis data. A calculating step for calculating the degree, and when the fitness calculated in the calculating step satisfies a predetermined criterion, the second client The user information decoded by the server secret key, and a first transmission step of transmitting to the first client.

According to the eleventh aspect, in the preparation step, the user information is prepared in a state of being encrypted with the public key of the server. The user information of the second client is decrypted with the secret key of the server in the calculation step based on the data identifying the second client who is the compatibility diagnosis target received in the receiving step, and the decrypted user information The compatibility degree is calculated based on the compatibility diagnosis data. The first transmitting step decrypts the user information of the second client with the secret key of the server when the fitness calculated in the calculating step satisfies a predetermined criterion,
Send to the first client. As a result, the server stores user information (information requiring privacy protection such as name, address, telephone number, age, and e-mail address) encrypted with the server's public key. If you do not know the user information, you cannot know those user information. If the compatibility degree calculated in the calculation step is, for example, equal to or greater than a predetermined degree of compatibility,
The user information of the second client, which is the compatibility diagnosis target, is transmitted to the first client, which is the compatibility diagnosis requester, and the compatibility diagnosis requester can obtain the user information of the client that is compatible with itself. As a result, a machine-readable program that records a program that realizes a compatibility diagnosis method capable of providing personal information of a compatible partner by diagnosing compatibility based on personal information collected from a client while protecting privacy. A possible recording medium can be provided.

According to a twelfth aspect of the present invention, in addition to the configuration of the eleventh aspect, the first transmitting step includes the step of transmitting the user information of the second client to the first client when the conformity satisfies the standard. Transmitting inquiry information inquiring permission to transmit to the client to the second client, receiving transmission permission information indicating permission for the inquiry, and receiving transmission permission information from the second client; Decoding the user information of the second client and transmitting the user information to the first client.

According to the twelfth aspect, the first transmitting step transmits, to the second client, inquiry information for inquiring of transmission permission when the degree of conformity satisfies the standard. Then, upon receiving the transmission permission information indicating permission for transmission of the user information, it decrypts the user information of the second client with the secret key of the server and transmits the decrypted user information to the first client. Thus, if the compatibility calculated in the calculation step is equal to or higher than a predetermined compatibility, for example, if the second client as the compatibility diagnosis target permits transmission of the user information, the compatibility is determined. The second person to be diagnosed
Is decrypted with the server's secret key and transmitted to the first client who is the compatibility diagnosis requester. The first client who is a compatibility diagnosis client is:
It is possible to obtain user information of a client compatible with the client. As a result, while protecting privacy,
It is possible to provide a machine-readable recording medium on which a program for realizing a compatibility diagnosis method capable of providing a personality information of a compatible partner by diagnosing compatibility based on personal information collected from a client is provided. .

According to a thirteenth aspect of the present invention, in addition to the configuration of the eleventh aspect, the compatibility diagnosis method further comprises the step of: transmitting the user information of the first client to the secret key of the server when the conformity satisfies the standard And transmitting to the second client.

According to the thirteenth aspect, the mutual user information is transmitted not only to the first client as the compatibility diagnosis requester but also to the second client as the compatibility diagnosis target. Thereby, the compatibility diagnosis requester and the compatibility diagnosis target person can mutually obtain the user information of the client which is compatible with themselves.

According to a fourteenth aspect of the present invention, in addition to the configuration of the eleventh aspect, the user information includes first personal data encrypted by a server public key and a second personal data not encrypted. And the compatibility diagnosis method further includes a second transmission step of transmitting the second personal data prepared in the preparation step to the first client, wherein the first client transmits the second personal data to the first personal data. A second client that is a compatibility diagnosis target is specified based on the second client, and data specifying the second client is transmitted to the server. In the first transmission step, the fitness calculated in the calculation step satisfies the criterion. In this case, the first personal information in the user information of the second client is decrypted with the secret key of the server, and the first personal information is decrypted.
Transmitting to the client.

According to the fourteenth aspect, the unencrypted second personal data (for example, a pseudonym such as a pseudonym capable of protecting privacy) transmitted to the first client in the second transmitting step is transmitted to the first client. Based on the first
Client specifies the compatibility diagnosis target and sends it to the server. If the compatibility degree calculated in the calculation step is equal to or higher than a predetermined compatibility degree, for example, the encrypted first individual in the user information of the second client who is the compatibility diagnosis target. The data is decrypted with the server's secret key and transmitted to the first client who is the compatibility diagnosis requester. The first client who is a compatibility diagnosis requester can obtain user information of a client that is compatible with itself. As a result, a machine-readable program that records a program that realizes a compatibility diagnosis method capable of providing personal information of a compatible partner by diagnosing compatibility based on personal information collected from a client while protecting privacy. A possible recording medium can be provided.

A recording medium according to a fifteenth aspect of the present invention includes eleventh to eleventh aspects.
In addition to the configuration of any one of the fourteenth aspects, the user information
Includes personal data corresponding to each of a plurality of predetermined items, the compatibility diagnosis data includes data representing a condition to be satisfied by the compatibility diagnosis target corresponding to each personal data, and the calculation step includes a preparation step. Second prepared
Decrypting the user information of the client with the server's secret key and calculating the compatibility degree of compatibility based on the degree of matching between the decrypted personal data and the compatibility diagnosis data corresponding to each of the personal data. The first transmission step includes determining that transmission of user information is possible when the degree of conformity is equal to or higher than a predetermined degree.

According to the fifteenth aspect, the calculating step includes:
The user information of the second client stored in the storage means is decrypted with the secret key of the server, and the compatibility between the decrypted personal data and the compatibility diagnostic data corresponding to each of the personal data is determined based on the degree of matching. Is calculated.
In the first transmitting step, for example, when the matching degree is equal to or higher than a predetermined degree, it is determined that the transmission of the user information is possible, and the user information of the second client is decrypted with the secret key of the server. And sends it to the first client. As a result, based on the degree of matching between the decrypted personal data such as age and address, and the compatibility diagnosis data such as the desired age and the desired address of the partner corresponding to each of the personal data, compatibility is determined. The degree can be calculated. Based on the calculated compatibility degree, the user information of the second client is decrypted with the secret key of the server and transmitted to the first client. As a result, a machine-readable program that records a program that realizes a compatibility diagnosis method capable of providing personal information of a compatible partner by diagnosing compatibility based on personal information collected from a client while protecting privacy. A possible recording medium can be provided.

[0037]

Embodiments of the present invention will be described below with reference to the drawings. In the following description, the same components are denoted by the same reference numerals. Their names and functions are the same. Therefore, detailed description thereof will not be repeated.

As shown in FIG. 1, the compatibility diagnosis apparatus according to the embodiment of the present invention includes one server-side computer (hereinafter, referred to as a compatibility diagnosis server) 100 and a plurality of client-side computers ( Hereinafter, it is referred to as a client computer.) 200 and the compatibility diagnosis server 100
And a network 300 connecting the client computer 200 to the compatibility diagnosis system. As will be described later, the compatibility diagnosis server 100 sends a questionnaire to the plurality of client computers 200 and stores the questionnaire answer as user information on a fixed disk. When a compatibility diagnosis request is received from a certain client computer 200, the compatibility diagnosis is performed based on the stored user information. If the result of the compatibility diagnosis satisfies a predetermined condition, the compatibility diagnosis requester is notified of the user of the compatibility diagnosis target user. Submit information.

FIG. 2 shows the appearance of a computer which is an example of the compatibility diagnosis server 100. Referring to FIG. 2, this computer includes a computer main body 102 having a FD (Flexible Disk) driving device 106 and a CD-ROM (Compact Disc-Read Only Memory) driving device 108, a monitor 104, a keyboard 110, and a mouse. 112.

FIG. 3 is a block diagram showing the configuration of the computer. As shown in FIG. 3, the computer main body 102 includes the FD driving device 106 and the CD-R described above.
In addition to the OM driving device 108, a CPU (Central Processing Unit) 120 and a memory 1
22, a fixed disk 124, and a communication interface 126 for communicating with the client. The FD 116 is mounted on the FD driving device 106. CD-RO
A CD-ROM 118 is mounted on the M driving device 108.

As described above, the compatibility diagnosis server 100
Is realized by computer hardware and software executed by the CPU 120. Generally, such software is FD116, CD-ROM11
FD drive device 1 which is stored in a recording medium such as
06 or read from a recording medium by the CD-ROM drive device 108 or the like and temporarily stored in the fixed disk 124. Further, the data is read from the fixed disk 124 to the memory 122 and executed by the CPU 120. The hardware itself of the computer shown in FIGS. 2 and 3 is general. Therefore, the most essential parts of the present invention are the FD 116, the CD-ROM 118, the fixed disk 1
24 is software recorded on a recording medium such as the H.24.

The client computer 200 that registers user information in the compatibility diagnosis server 100, requests compatibility diagnosis, and receives the results of compatibility diagnosis has the same configuration as the compatibility diagnosis server 100 described above. In the following description, the client computer 200 includes a monitor 204, a keyboard 210, a mouse 212, and a CP.
U220, memory 222 for temporarily storing user information and the like, fixed disk 224, compatibility diagnostic server 10
0 and a communication interface 216 which is an interface for communication. The reference numerals of the components of the client computer 200 are shown in parentheses in FIGS.

Referring to FIG. 4, user information stored in fixed disk 124 of compatibility diagnostic server 100 will be described. The user information is created based on a user's answer to a compatibility diagnosis questionnaire performed by the compatibility diagnosis server 100 on the client computer 200.
As shown in FIG. 4, the user information is stored in the fixed disk 124.
User ID (id that can uniquely identify the user stored in
entification), a password for confirming the identity of the user, a compatibility diagnosis request count, a pen name, gender, image data name, and a questionnaire result for each user ID.
FIG. 4 shows a state in which personal information such as a name, an address, a mail address, and an age is encrypted with a public key of the compatibility diagnosis server 100. The encrypted personal information can be decrypted using only the secret key of the compatibility diagnostic server 100. The pen name and the image data are disclosed to the user without being encrypted by the server's public key in order for the compatibility diagnosis requester to select a partner of the compatibility diagnosis (compatibility diagnosis target).

Since the operation of the computer itself shown in FIGS. 2 and 3 is well known, detailed description thereof will not be repeated here.

Referring to FIG. 5, a program executed by compatibility diagnosis server 100 and client computer 200 according to the present embodiment has the following control structure for compatibility diagnosis questionnaire processing.

Step (hereinafter, step is abbreviated as S)
At 100, the CPU of the client computer 200
220 transmits the questionnaire response request to the compatibility diagnosis server 100 via the communication interface 226 and the network 300.

S10 of the client computer 200
0, the CPU 120 of the compatibility diagnosis server 100 in S200
It is determined whether a questionnaire response request has been received from the client computer 200 via the network 26 and the network 300. When a questionnaire response request is received (S
(YES at 200), the process proceeds to S202. On the other hand, if a questionnaire response request is not received from client computer 200 (NO in S200), the process proceeds to S
The process returns to step S200 and waits for the reception of the questionnaire response request from the client computer 200.

In S202, C of compatibility diagnosis server 100
The PU 120 transmits the questionnaire and the server public key to the client computer 200.

In response to the process in S202 of compatibility diagnostic server 100, in S102, CPU 220 of client computer 200 determines whether or not a questionnaire and a server public key have been received. When receiving the questionnaire and the server public key (YES in S102), the process proceeds to S104. On the other hand, the compatibility diagnosis server 100
If you do not receive the questionnaire and server public key from
(NO at 102), the process returns to S102, and waits for reception of the questionnaire and the server public key from compatibility diagnostic server 100.

At S104, CPU 220 of client computer 200 detects the answer to the questionnaire input by the user using keyboard 210, mouse 212 and the like. In S106, CPU 220 of client computer 200 determines whether or not an encrypted transmission of the input questionnaire response has been input.

At S 108, CPU 220 of client computer 200 encrypts the questionnaire response with the server public key and transmits it to compatibility diagnosis server 100. At this time, the password input by the user is also transmitted to the compatibility diagnosis server 100.

Referring to FIG. 6, a screen showing a compatibility diagnosis questionnaire is displayed on monitor 204 of client computer 200. The display screen 400 for the compatibility diagnosis questionnaire includes an input unit 402 for inputting the personal information of the compatibility diagnosis questionnaire respondent and the questionnaire response to be disclosed to other users, and the personal information of the compatibility diagnosis questionnaire respondent. An input unit 410 for inputting a questionnaire response that is encrypted with the public key of the compatibility diagnosis server and is not disclosed to other users; an input unit 510 for inputting personal information desired by the respondent to the compatibility diagnosis target person; Button 4
50 is displayed.

The input unit 402 includes the compatibility diagnostic server 100
A pseudonym input section 404 for inputting personal information of a survey respondent who is not encrypted by the public key of
A gender input section 406 and a photo data input section 408 are displayed. When the photograph data is input, an icon corresponding to the photograph is displayed in the photograph data input unit 408.

The input unit 410 includes a name input unit 412,
An address input unit 414, a mail address input unit 416,
An age input unit 418, a height input unit 420, a weight input unit 422, and preference information input units 424 and 426 are displayed. The user who has transmitted the questionnaire response request to each input unit inputs his / her data.

The input section 510 includes a desired age input section 518 for inputting a desired age by the respondent of this questionnaire to the compatibility diagnosis subject, a desired height input section 520 for inputting a desired height, and a desired weight. Desired weight input part 5 to input
22 and a preference information input unit 5 for inputting desired preference information
24, 526 are displayed. In the example shown in FIG. 6, drinking information and smoking information can be input as preference information. Further, each input unit displayed on the input unit 510 for inputting personal information desired by the respondent to the compatibility diagnosis partner can be designated within a certain range.
For example, if it is a desired age, it can be input by an age range such as 25 to 30 years old.

When this button is clicked using mouse 212 or the like, the personal information input to input section 410 and input section 510 is transmitted to compatibility diagnosis server 100 by the server public key received in S102. Compatibility diagnostic server 1 encrypted with a public key
Sent to 00.

S10 of the client computer 200
In response to the process at S8, in S204, CPU 120 of compatibility diagnostic server 100 determines whether or not an encrypted questionnaire response has been received. If the encrypted questionnaire response is received (YES in S204), the process proceeds to S206. On the other hand, if the encrypted questionnaire response has not been received (NO in S204), reception of the encrypted questionnaire response from client computer 200 is awaited.

At S206, C of compatibility diagnosis server 100
The PU 120 stores the encrypted questionnaire response on the fixed disk 124. As a result, the user information shown in FIG. When storing the questionnaire response encrypted in S206 on the fixed disk 124, the CPU 120 attaches the user ID to the user information so that the user information stored in the fixed disk 124 can be uniquely specified by the user ID. I do. Also,
The CPU 120 stores the password transmitted by the questionnaire respondent together with the questionnaire answer on the fixed disk 124 in correspondence with the user ID. Further, the CPU 12
0 indicates that the user information is stored in the fixed disk 124,
The user ID is transmitted to the client computer 200.

Referring to FIG. 7, the program executed by compatibility diagnostic server 100 has the following control structure for compatibility diagnostic processing. At S300, CPU 120
Is a user ID from the client computer 200,
It is determined whether the password and the request data of the public information have been received. From the client computer 200,
If the request data of the user ID, the password, and the public information is received (YES in S300), the process proceeds to S302. On the other hand, if the request data of the user ID, the password, and the public information is not received from client computer 200 (NO in S300), the process proceeds to S30.
It returns to 0 and waits for reception of these data from the client computer 200.

At S302, CPU 120 performs a user authentication process. This processing is performed based on the user ID and the password stored in the fixed disk 124 in S30.
It is determined whether the user ID and the password received at 0 are appropriate. If the user ID and the password do not match as a result of the user authentication process,
This compatibility diagnosis processing ends.

At S 304, CPU 120 performs an operation of the number of requests = the number of requests + the number of requests. The number of requests indicates the number of requests stored for each user ID shown in FIG. The number of usable times means the number of compatibility diagnoses predetermined for each user. This is to avoid mischievous compatibility diagnosis.

At S306, CPU 120 determines whether or not the number of requests exceeds the number of usable times. If the number of requests exceeds the number of usable times (YES in S306), the process ends. On the other hand, if the number of requests is equal to or less than the number of usable times (NO in S306), the process proceeds to S308.

At S308, CPU 120 performs a charging process for a fee for viewing the public information. This billing process is billed each time public information is viewed.

At S 310, CPU 120 transmits the public information to client computer 200. This transmission is performed in the form of an e-mail based on the address of the e-mail answered as a questionnaire as the user's personal information.

Referring to FIG. 8, client personal computer 2
00, a public information transmission mail 600 is displayed. The public information transmission mail 600 includes an address display unit 602 indicating an address, and a display unit 6 indicating a pen name of a compatibility diagnosis target person who can perform compatibility diagnosis and an icon of image data.
04, an input unit 606 for inputting a subject, a compatibility diagnosis request button 608 for requesting compatibility diagnosis, and a compatibility diagnosis non-request button 610 for not requesting compatibility diagnosis. At this time, a user having a gender different from the gender of the compatibility diagnosis requester is extracted from the fixed disk 124, and the extracted pseudonyms and image data of all the users are transmitted to the compatibility diagnosis requester. The compatibility diagnosis requester specifies a compatibility diagnosis target person based on the transmitted pen name and the image data, and makes a compatibility diagnosis request to the compatibility diagnosis server 100.

At S312, CPU 120 determines whether or not a compatibility diagnosis request has been received from the compatibility diagnosis requester.
When a compatibility diagnosis request is received from client computer 200 (YES in S312), the process proceeds to S316. On the other hand, if a compatibility diagnosis request has not been received from client computer 200 (NO in S312), the process proceeds to S314.

At S314, CPU 120 proceeds to S310
It is determined whether or not a predetermined period of time has elapsed since the transmission of the public information. After a certain period of time (S
(YES at 314), this compatibility diagnosis process ends. On the other hand, until a certain time has elapsed (NO in S314),
The processing returns to S312, where the client computer 2
From 00, it waits for the reception of the compatibility diagnosis request. When the compatibility diagnosis request is received, a billing process may be performed for each compatibility diagnosis.

At S 316, CPU 120 decrypts the secret data of the two compatibility diagnosis targets (the requester and the target person) with the secret key of the server and extracts a matching item. In S318, CPU 120 calculates the degree of compatibility from the number of matching items extracted in S316.

Referring to FIG. 9, compatibility diagnosis requester "A husband"
The case where the degree of compatibility between the subject and the compatibility diagnosis subject “B child” is calculated will be described. For the compatibility diagnosis items of age, height, weight, and preference information (alcohol, tobacco), the degree of coincidence between the actual data and the desired data of the compatibility diagnosis requester and the compatibility diagnosis target is determined. For example, the actual age of “A husband” is “28 years old” and the desired age of “B child” is “28 years old-
30 years old, and the actual age of "B child" is "2
7 years old "and the desired age of" A husband "is" 25 to 28 years old "
Therefore, it is determined that the compatibility of the age item is the same. By such processing, in the case shown in FIG. 9, four of the five determination items match, so that the compatibility is calculated as 80% (= 4/5 × 100).

At S320, CPU 120 transmits the compatibility diagnosis result to the compatibility diagnosis requester. The transmission processing in S320 is performed in the form of an e-mail based on the e-mail address stored in the fixed disk 120, similarly to the transmission processing of the public information in the above-described S310.

Referring to FIG. 10, compatibility diagnosis result mail (client) 700 includes requester display section 702, which is a compatibility diagnosis requester, compatibility display section 704, and display section 7 of the subject.
06, a transmission message 708, a positive reply button 710 corresponding to the transmission message, a negative reply button 712, and a transmission button 714 are displayed. In addition,
At this stage, as shown in FIG.
User information (non-disclosed data) of the compatibility diagnosis target is not disclosed.

At S 322, CPU 120 determines whether or not disclosure permission information of the secret data has been received from the compatibility diagnosis requester. If the disclosure permission information of the undisclosed data is received from the compatibility diagnosis requester (YES in S322), the process proceeds to S326. On the other hand, if the disclosure permission information of the undisclosed data is not received from the compatibility diagnosis target (N in S322).
O), the process is moved to S324.

At S324, CPU 120 proceeds to S320
Then, it is determined whether or not a predetermined time has elapsed after transmitting the compatibility diagnosis result to the compatibility diagnosis requester. When a certain time has elapsed (YES in S324), the compatibility diagnosis processing ends. On the other hand, until a certain time elapses (N in S324)
O), the process returns to S322, and waits for reception of the disclosure permission information of the non-public data from the compatibility diagnosis requester.

At S326, CPU 120 transmits the compatibility diagnosis result to the compatibility diagnosis target person. Referring to FIG.
The compatibility diagnosis result e-mail (for the subject) 800 transmitted to the compatibility diagnosis subject by the processing of S326 includes a compatibility diagnosis subject display unit 802, a compatibility degree display unit 804, and a compatibility diagnosis requester display unit. 806 and a message display unit 808
And a return button 810 of a positive content corresponding to the message displayed on the message display unit 808, a return button 812 of a negative content, and a transmission button 814 of a response button to the compatibility diagnosis server 100 are displayed. You.

At S 328, CPU 120 determines whether or not disclosure permission information of the non-public data has been received from the compatibility diagnosis target. If the disclosure permission information of the non-public data is received from the compatibility diagnosis target (YES in S328), the process proceeds to S332. On the other hand, if the disclosure permission information of the undisclosed data is not received from the compatibility diagnosis target (N in S328)
O), the process is moved to S330.

At S330, CPU 120 determines whether or not a predetermined time has elapsed since the compatibility diagnosis result was transmitted to the compatibility diagnosis target person. After a certain time has elapsed (S330)
YES), the compatibility diagnosis process ends. On the other hand, until a certain time has elapsed (NO in S330), the process returns to S328, and waits for reception of the disclosure permission information of the non-disclosure data from the compatibility diagnosis target.

At S332, CPU 120 decrypts the non-public data of the compatibility diagnosis requester and the compatibility diagnosis target person with the secret key of the server to create public data. S334
, The CPU 120 transmits the decrypted public data to both the compatibility diagnosis requester and the compatibility diagnosis target person.

By the process of S334, the questionnaire public mail shown in FIG. 12 is transmitted to both the compatibility diagnosis requester and the compatibility diagnosis target person. Survey public mail 900
Has an address display section 9 indicating the address of the survey public mail.
02, a display unit 904 that discloses the contents of the questionnaire of the compatibility diagnosis requester, and a display unit 906 that discloses the contents of the questionnaire of the questionnaire target. Only when the questionnaire public mail shown in FIG. 12 is sent to both the compatibility diagnosis requester and the compatibility diagnosis target person, the compatibility diagnosis requester can browse the user information of the compatibility diagnosis target person.

In the above description, the disclosure permission information of the non-disclosed data is received not only from the compatibility diagnosis target person but also from the compatibility diagnosis requester. The reception of the release permission information may not be confirmed.

The operation of the compatibility diagnosis server based on the above structure and flowchart will be described.

[Questionnaire Processing Operation] When a questionnaire response request is received from client computer 200 (YES in S202), compatibility diagnostic server 100 transmits the questionnaire and the server public key (S202). By the operation of the compatibility diagnosis server 100, a compatibility diagnosis questionnaire is displayed on the monitor 204 of the client computer 200 as shown in FIG. In this compatibility diagnosis questionnaire, the pen name and gender, which are the user information to be released, are input to the input units 404 and 406, respectively.
Attach the photograph data to a predetermined position. In addition, a name, an address, a mail address, and the like, which are non-public user information encrypted with the public key of the server, are input to the respective input units 41.
2 to 426, and the desired conditions of the other party are input to the respective input units 518 to 526.

When the user using the client computer 200 clicks the encrypted transmission button 450 with the mouse 212 or the like in a state where predetermined items are input, data excluding the pen name, gender, and photograph data in the input questionnaire response is displayed. The data is encrypted with the public key of the server and transmitted to the compatibility diagnosis server 100. In addition, the password input by the user is transmitted to compatibility diagnostic server 100.

When the compatibility diagnosis server receives the encrypted questionnaire response (YES in S204), the encrypted questionnaire response is given a user ID and stored in fixed disk 124 as shown in FIG. (S20
6). When the storage of the questionnaire response in the fixed disk 124 in S206 is completed, the user ID is transmitted to the client computer 200.

[Compatibility Diagnosis Operation] Upon receiving questionnaire responses from a plurality of users, predetermined data is
4, the compatibility diagnosis server 100 stores the user I
When D, the data requesting the password and the public information are received (YES in S300), a user authentication process is performed (S302). With respect to the number of requests, an operation of (number of requests = number of requests + 1) is performed (S304). If the number of requests is equal to or less than the number of usable times (NO in S306), charging processing of a fee per public information browsing is performed. Then, the public information is transmitted to the compatibility diagnosis requester (S310). At this time, as shown in FIG. 8, the compatibility diagnosis requester is transmitted with the pen name and the image data of the compatibility diagnosis target person who can perform the compatibility diagnosis.

When a compatibility diagnosis request is received by the compatibility diagnosis server 100 before the fixed time elapses after transmitting this public information (YES in S312), the compatibility diagnosis is performed. At this time, the compatibility diagnosis requester who has received the public information transmission mail shown in FIG. 8 inputs the pen name of the subject into the subject input section 606 and presses the compatibility diagnosis button 608 with the mouse 21.
If the user clicks on 2 or the like, the compatibility diagnosis server 100 receives a request for compatibility diagnosis.

The compatibility diagnosis server 100 decrypts the non-public data of the two compatibility diagnosis targets (the compatibility diagnosis requester and the compatibility diagnosis target person) with the secret key of the compatibility diagnosis server, and extracts a matching item (S316). ). The compatibility degree is calculated from the number of matching items (S318), and a compatibility diagnosis result mail is transmitted to the compatibility diagnosis requester (S320). This compatibility diagnostic server 10
By the operation of 0, the compatibility diagnosis result mail (requester) 700 shown in FIG. 10 is transmitted to the compatibility diagnosis requester. The compatibility diagnosis requester who has received the compatibility diagnosis result mail presses the positive reply button 710 for the message 708 with the mouse 2
12 and click the send button 714 with the mouse 2
If the user clicks on 12, for example, the compatibility diagnosis server 100 determines that the disclosure permission information of the non-public data has been received from the compatibility diagnosis requester (YES in S322).

The compatibility diagnosis server 100 transmits a compatibility diagnosis result mail to the compatibility diagnosis target person (S326). By the operation of the compatibility diagnosis server 100, a compatibility diagnosis result mail (target person) 800 shown in FIG. 11 is transmitted to the compatibility diagnosis target person. When the compatibility diagnosis target who has received the compatibility diagnosis result mail clicks the affirmative reply button 810 with the mouse 212 or the like to the message 808 before the predetermined time elapses, and clicks the send button 814 with the mouse 212 or the like. Compatibility diagnosis server 100 determines that disclosure permission information of the secret data has been received from the compatibility diagnosis target person (YES in S328).

The compatibility diagnosis server 100 decrypts the non-public data of the compatibility diagnosis requester and the compatibility diagnosis target person using the secret key of the compatibility diagnosis server 100 and obtains user information including a name, an address, and a mail address. Is created (S332). The created public data is transmitted to both the compatibility diagnosis requester and the compatibility diagnosis target person in the form of e-mail (S334). By the operation of the compatibility diagnosis server 100, a public mail is transmitted to the compatibility diagnosis requester and the compatibility diagnosis target person as shown in FIG.
Accordingly, the compatibility diagnosis requester can browse the compatibility diagnosis target user, and the compatibility diagnosis target person can browse the compatibility diagnosis requester user information.

As described above, the compatibility diagnostic apparatus according to the present embodiment encrypts the user information including private information with the public key of the server when transmitting the user information from the client computer to the compatibility diagnostic server. The converted information can be stored on the fixed disk of the compatibility diagnosis server. The compatibility diagnosis requester selects the compatibility diagnosis target person based on the partially released user information, and decrypts the respective user information of the compatibility diagnosis requester and the compatibility diagnosis target person with the secret key of the server to perform the compatibility diagnosis. Is performed, and when both the compatibility diagnosis requester and the compatibility diagnosis target permit disclosure of the non-public data, the user information of each other can be viewed.

As a result, it is possible to provide a compatibility diagnosis server capable of diagnosing compatibility based on user information collected from a client computer and providing user information of a compatible partner while protecting privacy. it can.

The embodiments disclosed this time are to be considered in all respects as illustrative and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a compatibility diagnosis server according to an embodiment of the present invention and clients connected to the compatibility diagnosis server via a network.

FIG. 2 is an external view of a computer as an example of a compatibility diagnosis server according to the embodiment of the present invention.

FIG. 3 is a control block diagram of the computer shown in FIG.

FIG. 4 is a diagram showing user information stored on a fixed disk.

FIG. 5 is a flowchart showing a control procedure of a compatibility diagnosis questionnaire process according to the embodiment of the present invention.

FIG. 6 is a diagram illustrating a screen of a compatibility diagnosis questionnaire displayed on a monitor of a client.

FIG. 7 is a flowchart illustrating a procedure of control of compatibility diagnosis processing according to the embodiment of the present invention.

FIG. 8 is a diagram showing the contents of a compatibility diagnosis public information transmission mail transmitted to a compatibility diagnosis requester.

FIG. 9 is a diagram showing a compatibility degree in compatibility diagnosis.

FIG. 10 is a diagram showing the contents of a mail transmitted as a result of compatibility diagnosis transmitted to a compatibility diagnosis requester.

FIG. 11 is a diagram showing the contents of a mail transmitted as a result of the compatibility diagnosis transmitted to the compatibility diagnosis target person.

FIG. 12 is a diagram showing the contents of a compatibility diagnosis questionnaire e-mail transmitted to a compatibility diagnosis requester and a compatibility diagnosis target person.

[Explanation of symbols]

100 computer, 102 computer body, 1
04 monitor, 106FD drive, 108 CD-R
OM drive, 110 keyboard, 112 mouse

Claims (15)

[Claims] 1. A compatibility diagnosis server for diagnosing compatibility between users based on user information received from a client, comprising: a communication unit for communicating with the client; and a communication unit connected to the communication unit; First receiving means for receiving user information encrypted with the public key of the server; storage means connected to the first receiving means for storing the received user information; and communication Means for receiving, from the first client, data specifying a second client to be subjected to compatibility diagnosis and data for compatibility diagnosis, the storage means and the second And the user information of the second client stored in the storage means is decrypted with the secret key of the server, and the decrypted user information is stored in the storage means. Calculating means for calculating a compatibility degree based on the user information and the compatibility diagnosis data; and a communication means connected to the communication means and the calculation means, wherein the compatibility degree calculated by the calculation means is predetermined. And a first transmission unit for decrypting the user information of the second client with a secret key of the server when the criterion is satisfied, and transmitting the decrypted user information to the first client. 2. The first transmitting means is connected to the communication means, and transmits user information of the second client to the first client when the fitness satisfies the criterion. Means for transmitting inquiry information for inquiring permission to the second client, means for receiving transmission permission information indicating permission for the inquiry connected to the communication means, and the second client Receiving the transmission permission information from the first client, decoding the user information of the second client and transmitting the decrypted user information to the first client. 3. The compatibility diagnostic server decrypts the user information of the first client with a secret key of the server and transmits the decrypted user information to the second client when the fitness satisfies the criterion. The compatibility diagnostic server according to claim 1, further comprising a second transmitting unit for transmitting the information. 4. The user information includes first personal data encrypted by a public key of a server and second personal data not encrypted, wherein the compatibility diagnosis server includes the communication unit and the storage. Means for transmitting the second personal data stored in the storage means to the first client, wherein the first client is connected to the second client. The second client that is the compatibility diagnosis target is specified based on personal data, and data specifying the second client is transmitted to the compatibility diagnosis server. The first transmission unit includes the communication unit and the communication unit. The first personal information in the user information of the second client is connected to the server when the fitness calculated by the calculating means satisfies the criterion. And decrypts the secret key, comprising means for sending to the first client, compatibility diagnosis server of claim 1. 5. The user information includes personal data corresponding to each of a plurality of predetermined items, and the compatibility diagnosis data corresponds to each of the personal data and a condition to be satisfied by the compatibility diagnosis target. The calculation means decrypts the user information of the second client stored in the storage means with a secret key of the server, and decrypts the personal data and the personal data, respectively. And means for calculating a compatibility degree based on the degree of matching with the compatibility diagnosis data corresponding to the first transmission means, wherein the first transmission unit is configured to determine whether the compatibility degree is equal to or greater than a predetermined degree. 5. The compatibility diagnosis server according to claim 1, wherein the compatibility diagnosis server determines that transmission of the user information is possible. 6. Based on user information of a client,
A compatibility diagnosis method for diagnosing compatibility between users at a server, comprising: a preparation step of preparing user information of the client, which is encrypted with a public key of the server; A receiving step of receiving data identifying a certain second client and data for compatibility diagnosis; decrypting the user information of the second client prepared in the preparing step with a secret key of the server; Calculating a compatibility degree based on the obtained user information and the compatibility diagnosis data; and when the compatibility degree calculated in the calculation step satisfies a predetermined criterion, the second Decrypting the user information of the client with the secret key of the server, and transmitting the decrypted user information to the first client. Compatibility diagnostic method. 7. The first transmitting step includes, when the degree of conformity satisfies the criterion, query information inquiring permission to transmit the user information of the second client to the first client. Transmitting to the second client; receiving transmission permission information indicating permission for the inquiry; receiving the transmission permission information from the second client; and transmitting user information of the second client. Decrypting and transmitting to the first client. 8. The compatibility diagnosis method according to claim 1, wherein, when the degree of conformity satisfies the criterion, the user information of the first client is decrypted with a secret key of the server and transmitted to the second client. The compatibility diagnosis method according to claim 6, further comprising a second transmission step. 9. The user information includes first personal data encrypted by a public key of a server and second personal data not encrypted, wherein the compatibility diagnosis method is prepared in the preparing step. A second transmitting step of transmitting the second personal data to the first client, wherein the first client is a compatibility diagnosis target based on the second personal data. Specifying a client, transmitting data specifying a second client to the server, wherein the first transmitting step includes, when the fitness calculated in the calculating step satisfies the criterion, the 2
7. The compatibility diagnosis method according to claim 6, further comprising the step of: decrypting first personal information in the user information of the client with the secret key of the server and transmitting the decrypted first personal information to the first client. 10. The user information includes personal data corresponding to each of a plurality of predetermined items, and the compatibility diagnosis data corresponds to each of the personal data, and a condition to be satisfied by the compatibility diagnosis target. Wherein the calculating step decrypts the user information of the second client prepared in the preparing step with a secret key of the server, and decrypts the personal data and the personal data, respectively. Calculating a compatibility degree based on the degree of matching with the compatibility diagnosis data corresponding to the first transmission step, when the degree of compatibility is equal to or greater than a predetermined degree, The compatibility diagnosis method according to any one of claims 6 to 9, wherein it is determined that transmission of user information is possible. 11. A machine-readable recording medium storing a program for implementing a compatibility diagnosis method for diagnosing compatibility between users based on user information of a client in a server, wherein the compatibility diagnosis method comprises: Preparing the user information of the client, which is encrypted with the public key of the above, receiving from the first client data specifying the second client to be subjected to compatibility diagnosis, and data for compatibility diagnosis A receiving step; decrypting the user information of the second client prepared in the preparing step with a secret key of the server; and a compatibility degree of compatibility based on the decrypted user information and the compatibility diagnosis data. A calculating step of calculating the degree of conformity, if the fitness calculated in the calculating step satisfies a predetermined criterion, The user information of the client by decrypting the private key of the server, and a first transmission step of transmitting to the first client, the recording medium. 12. The first transmitting step includes, when the conformity satisfies the criterion, inquiry information for inquiring permission for transmitting the user information of the second client to the first client. Transmitting to the second client; receiving transmission permission information indicating permission for the inquiry; receiving the transmission permission information from the second client; and transmitting user information of the second client. Decrypting and transmitting to the first client. 13. The compatibility diagnosis method according to claim 1, wherein when the degree of conformity satisfies the criterion, the user information of the first client is decrypted with a secret key of the server and transmitted to the second client. The recording medium according to claim 11, further comprising a second transmission step. 14. The user information includes first personal data encrypted by a public key of a server and second personal data not encrypted, wherein the compatibility diagnosis method includes: A second transmitting step of transmitting the second personal data to the first client, wherein the first client is a compatibility diagnosis target based on the second personal data. Specifying a client, transmitting data specifying a second client to the server, wherein the first transmitting step includes, when the fitness calculated in the calculating step satisfies the criterion, the 2
12. The recording medium according to claim 11, comprising a step of decrypting first personal information in the user information of the client with the secret key of the server, and transmitting the decrypted first personal information to the first client. 15. The user information includes personal data corresponding to each of a plurality of predetermined items, and the compatibility diagnosis data corresponds to each of the personal data and a condition to be satisfied by the compatibility diagnosis target. Wherein the calculating step decrypts the user information of the second client prepared in the preparing step with a secret key of the server, and decrypts the personal data and the personal data, respectively. Calculating the compatibility degree based on the degree of matching with the compatibility diagnosis data corresponding to the first transmission step, when the degree of compatibility is equal to or greater than a predetermined degree, 15. The recording medium according to claim 11, wherein it is determined that transmission of user information is possible.