KR20020096331A - System for attest a document contents using internet - Google Patents

Abstract

PURPOSE: A system for a certification of contents using the Internet is provided to enhance a reliability by preventing a generation of various kinds of disputes in advance when contents of a postal matter are certified through the Internet. CONSTITUTION: A service supply server(100) analyzes a document transmitted from a sender terminal(200), creates contents-certified information thereof, transmits the created contents-certified information to the sender terminal(200), requests for inputting authentication units(identifier, password, fingerprint), stores the inputted authentication units and the contents-certified information, respectively, codes the contents-certified information using a public key of an authentication server(400), and transmits the information to the authentication server(400). The service supply server(100) transmits the created contents-certified information to the receiver terminal(300). The authentication server(400) decodes the coded contents-certified information using a private key and stores the information. If a contents-certified information transmission is requested from the service supply server(100), the authentication server(400) detects the stored contents-certified information and codes the information using a public key of the service supply server(100), and transmits the information to the service supply server(100). The service supply server(100) decodes the transmitted information using a private key and certifies the authentication units. If no error exists in a certifying result, the service supply server(100) transmits corresponding contents-certified information to the sender terminal(200).

Description

System for attest a document contents using internet}

The present invention relates to a content verification system using the Internet, and more particularly, in the case of transmitting a document using the Internet, the fact that the document is sent is authenticated by using the sender's authentication means, thereby improving the reliability of the content verification. The present invention relates to a content verification system using the Internet.

In addition, in the present invention, when the content identification information is transmitted to the notarization server, the notary server notifies the transmitted content identification information, stores notarized content identification information and notarization information, and when a dispute occurs, the content identification information and notarization The present invention relates to a content verification system using the Internet for detecting and detecting information through a sender's authentication means.

Proof of content is a registered postal system where the postal office attests publicly that the sender of the mail has "provided the recipient with a description of what content."

Content proof can only prove the facts and contents of a doctor, and it is not a detailed legal judiciary's judgment. However, when any legal dispute arises in the future, the sender will have the ability to prove to the recipient that "they have made a certain point of intent".

Normally, in order to prepare the proof of contents, the sender shall fill out the necessary contents on A4 standard paper, make three copies by copying, etc. And the sender and the addressee will be kept in duplicate.

However, according to the conventional contents proof method, the following problem (s) occur.

In other words, the sender has to prepare the contents proof document for the contents proof and submit it to the post office, which is inconvenient.

In addition, the contents proof documents must be stored by the post office, the sender, and the recipient, so that there is a high risk of loss, resulting in a legal dispute.

In addition, ordinary contents documents should be kept at the post office for two years, and contents documents older than two years will be discarded. Therefore, it is not possible to cope with various disputes that occurred after two years.

In addition, in order to notarize the contents proof document, the sender must visit the notary office in person and notarize, which is inconvenient and enormous cost.

In addition, since there is no method of content verification in electronic mail exchanged through the Internet, there is a high possibility of legal disputes in the exchange of various documents using electronic mail.

Accordingly, the present invention is to solve such a problem (s), the object of the present invention is to use the Internet to improve the reliability by preventing the occurrence of various disputes, if you want to prove the contents of the mail through the Internet To provide a content proof system.

In addition, another object of the present invention is to provide a content verification system using the Internet that can be easily resolved when a dispute occurs.

1 is a block diagram of a content verification system according to the present invention,

2 is a schematic internal block diagram of a service providing server;

3 is a schematic configuration diagram of a fingerprint recognition device built-in mouse installed in a personal computer,

4 is a flowchart illustrating an embodiment of an operation process of the service providing server illustrated in FIG. 1;

FIG. 5 is a flowchart illustrating an operation of another embodiment of the operation of the service providing server illustrated in FIG. 1.

<Description of the code | symbol about the principal part of drawing>

100: service providing server 101: interface unit

102: sender information analysis unit 103: content identification information generation unit

104: verification unit 105: public key detection unit

106: encryption processing unit 107: central processing unit

108: memory 111: sender information database

112: public key database 113: content identification information database

200: sender terminal device 300: recipient terminal device

400: notary server 500: Internet network

A feature of the present invention for achieving such object (s) is providing a sender terminal device, a recipient terminal device, and a service that proves the contents of the document when transmitting the document from the sender terminal device to the recipient terminal device. A system in which a server is configured to communicate with each other through an internet network, the service providing server analyzing sender information input from a sender terminal device, generating content identification information using the analyzed sender information, and generating the generated content. Send proof information to the sender terminal device to request authentication means; The sender terminal apparatus checks the content identification information transmitted from the service providing server and transmits the authentication means to the service providing server; The service providing server verifies the authentication means transmitted from the sender terminal device, and if there is no error in the verification result, stores the content identification information and the authentication means and transmits the content identification information to the sender terminal device and the recipient terminal device. Is in point.

Here, the service providing server, the interface unit for interfacing the service providing server and the Internet network; A sender information analyzer for analyzing sender information input from a sender terminal device; A sender information database for storing sender information analyzed by the sender information analyzer and storing authentication means received from a sender terminal device; A content identification information generation unit generating content identification information according to the result analyzed by the sender information analysis unit; A verification unit for verifying authentication means input from the sender terminal device; A central processing unit for storing the verified authentication means and the content identification document and transmitting the content identification document to the sender terminal device and the receiver terminal device; It is preferable to include a content identification information database for storing the generated content identification document.

In addition, the service providing server includes a public key database for storing the public key of the notary server and the public key of the sender terminal device; A public key detector for selectively detecting various public keys stored in a public key database according to a target to be transmitted; An encryption processing unit for encrypting content identification information using the public key detected by the public key detection unit; The service providing server may selectively transmit the encrypted content identification information to the notary server and the sender terminal device.

In this case, the sender information preferably includes at least one of contents of a document to be transmitted, an e-mail address of a receiver, a name of a sender, and a public key of a sender terminal device.

In addition, it may further include a notary server connected to the Internet network, notarize the content identification information; The service providing server encrypts the content identification information with the public key of the notary server and transmits the encrypted content identification information; The notarization server decrypts the encrypted content identification information with a secret key, detects the content identification information, and notifies and stores the detected content identification information.

Further, when a request for transmitting notarized content identification information is received from the sender terminal device, the service providing server requests the notarized server to transmit notarized content identification information; The notarization server encrypts the content identification information and the notarization information with the public key of the service providing server, and transmits them to the service providing server; The service providing server preferably detects the content identification information and notarization information by decrypting the encrypted content identification information and notarization information transmitted from the notarization server with a private key, and then transmits them to the sender terminal device.

Further, the service providing server requests to input the authentication means from the sender terminal device, compares the authentication means input from the sender terminal device with the authentication means stored in the sender information database, and proves the contents only when the comparison result is identical. Information and notarization information may be transmitted to the sender terminal device.

At this time, the authentication means may include an identifier and a password inputted from the sender terminal apparatus.

Further, the authentication means includes fingerprint data input from the sender terminal device; the sender terminal device may further include a fingerprint recognition device for obtaining a sender's fingerprint.

Hereinafter, exemplary embodiment (s) of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the elements of each drawing, it should be noted that the same elements are denoted by the same reference numerals as much as possible even if they are displayed on different drawings. In addition, in the following description there are shown a number of specific details, such as components of the specific circuit, which are provided only to help a more general understanding of the present invention that the present invention may be practiced without these specific details. It is self-evident to those of ordinary knowledge in Esau. In describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a block diagram of a content verification system according to the present invention, FIG. 2 is a schematic internal block diagram of a service providing server, and FIG. 3 is a schematic configuration of a fingerprint recognition device embedded mouse installed in a personal computer. 4 is a flowchart illustrating an operation of the service providing server of FIG. 1, and FIG. 5 illustrates another operation of the service providing server of FIG. 1. An operational flow diagram illustrating an example implementation is shown.

Referring to the configuration of the present invention with reference to Figures 1 to 3 as follows.

First, in the system of the present invention, as shown in FIG. 1, the service providing server 100, the sender terminal device 200, the payee terminal device 300, and the notary server 400 each use the Internet network 500. Is configured to communicate with each other.

At this time, the service providing server 100 analyzes the document transmitted from the sender terminal device 200 to generate the content identification information according to it, and transmits the generated content identification information to the sender terminal device 200 to authenticate means. It requests to input (identifier and password, fingerprint, etc.), and stores the input authentication means and content identification information, respectively, and encrypts the content identification information with the public key of the notarization server 400 and transmits it to the notarization server 400. In addition, the service providing server 100 transmits the generated content identification information to the recipient terminal device 200. Here, in transmitting the content identification information to the recipient terminal device 200, an e-mail or a messenger service may be used.

In addition, the notarization server 400 decrypts and stores the encrypted content identification information transmitted from the service providing server 100 with a private key, and when the content identification information transmission request is received from the service providing server 100, the stored content identification information. Detect and encrypt it with the public key of the service providing server 100, and then transmit it to the service providing server 100, and the service providing server 100 decrypts the encrypted content identification information transmitted from the notary server 400 with the private key. After that, the authentication means input from the sender terminal device 200 is verified, and if there is no error in the verification result, the corresponding content identification information is transmitted to the sender terminal device 200.

Meanwhile, referring to FIG. 2, a detailed configuration of the service providing server 100 will be described. The interface unit 101 interfaces the service providing server 100 with the Internet network 500.

The sender information analysis unit 102 analyzes the contents of the document input from the sender terminal device 200 and the sender information and stores the same in the sender information database 111.

The content identification information generation unit 103 generates corresponding content identification information according to the content of the document analyzed by the sender information analysis unit 102.

The verification unit 104 requests the sender terminal device 200 to input authentication means (identifier and password, fingerprint, etc.), and verifies whether the input authentication means is normal.

The public key detection unit 105 detects the public key of the notary server 400 for encrypting the generated content identification information, the public key of the sender terminal device 200 and the recipient terminal device 300 from the public key database 112.

The encryption processing unit 106 encrypts the generated content identification information with the public key of the notary server 400, the public key of the sender terminal device 200, and the public key of the recipient terminal device 300, and then the content identification information database. Stored at (113). In addition, it decrypts the encrypted content authentication information transmitted from the notarization server 400 with its private key.

The central processing unit 107 controls the overall operating state of the service providing server 100. In particular, the central processing unit 107 analyzes the sender information input from the sender terminal device 200 connected to the service providing server 100, generates and stores contents identification information according to the sender terminal device ( Requesting to input the authentication means to 200, and overall control the process for generating the content authentication document, such as encrypting the content identification information using the public key of the notary server 400 and transmitting it to the notary server 400. .

The memory 108 temporarily stores temporary data generated while the central processing unit 107 executes a program while storing various programs to be executed by the central processing unit 107.

On the other hand, as shown in Figure 3, the mouse 201 of the sender terminal device 200 is provided with a fingerprint recognition device 202 for obtaining a contractor's fingerprint, the fingerprint recognition device 202 is approximately a fingerprint And a buffer for buffering the fingerprint data scanned by the scanner.

Referring to Figures 4 and 5 with respect to the operation of the present invention having such a configuration as follows.

First, as shown in Figure 4, when the sender terminal device 200 is connected to the service providing server 100 to send the document proved content to the recipient terminal device 300 (S101), the central processing unit ( 107 requests the sender terminal device 200 to input sender information for generating a content identification document (S102). Here, the sender information includes the contents of the document to be transmitted, information such as the recipient's e-mail address (or messenger address), the name of the sender, the public key of the sender terminal device 200, and the like.

Accordingly, when the sender terminal device 200 inputs the sender information according to the instruction of the service providing server 100 (S103), the sender information analysis unit 102 receives the sender information input from the sender terminal device 200. After the analysis, the analyzed result is stored in the sender information database 111.

Subsequently, the central processing unit 107 controls the content identification information generation unit 103 to generate content identification information suitable for the content of the document transmitted from the sender terminal device 200, thereby generating content identification information. The unit 103 analyzes the document contents stored in the sender information database 111 and generates content identification information corresponding thereto (S104).

Thereafter, the central processing unit 107 downloads the generated content identification information to the sender terminal device 200 through the interface unit 101 and the Internet network 500, and controls the verification unit 104 to control the content identification information. Request to confirm whether or not the agreement (S105). Therefore, the sender checks the contents identification information downloaded to the sender terminal device 200, and inputs authentication means (identifier and password, fingerprint, etc.) to indicate that the contents of the contents identification information are agreed. . Here, the authentication means may be an identifier and a password directly input by the user, or may be fingerprint data obtained through a scanner installed in a mouse, as shown in FIG. 3.

Here, if the authentication means is not received from the sender terminal device 200, the central processing unit 107 may consider that there is an error in the content identification information, and update the sender information from the sender terminal device 200. Return to step S102 so that.

If the authentication information indicating the agreement with the content identification information is transmitted from the sender terminal device 200, the verification unit 104 verifies whether there is an error in the input authentication means (S107). Thereafter, the verification unit 104 stores the created contents identification information in the contents identification information database 113 and simultaneously sends the authentication means (identifier and password, fingerprint, etc.) transmitted from the sender terminal device 200 to the sender information database 111. Stored in step S108).

Thereafter, the central processing unit 107 detects the e-mail address (or messenger address) of the recipient terminal device 300 stored in the sender information database 111, and transmits content identification information to the detected e-mail address ( S109).

In addition, the central processing unit 107 detects the public key of the notary server 400 stored in the public key database 112 through the public key detection unit 105 (S110), and the notarization server (through the encryption processing unit 106). The content control information is encrypted using the public key of 400).

Accordingly, the encryption processing unit 106 encrypts the content identification information with the public key of the notarization server 400 and transmits it to the central processing unit 107 (S111), and the central processing unit 107 notifies the encrypted content identification information. The server 400 transmits the data (S112).

Here, the notarization server 400 detects content proof information by decrypting the encrypted content proof information transmitted from the service providing server 100 with a private key, notifies the detected content proof information, notarized content proof information and notarized information. Save it.

Meanwhile, referring to FIG. 5, a method of using the stored content identification information will be described. A situation in which content identification information stored in the notary server 400 should be downloaded to the sender terminal device 200 due to a dispute or other reasons. In this case, the sender terminal device 200 requests the service providing server 100 to transmit content identification information and notarization information (S201), and the service providing server 100 transmits the corresponding content proof to the notary server 400. Request to transmit the information (S202).

Accordingly, the notary server 400 detects content identification information and notarization information, encrypts the detected content identification information and notarization information with the public key of the service providing server 100 (S203), and then provides the service providing server 100. It transmits to (S204).

The service providing server 100 decrypts the encrypted content authentication information and notarization information received from the notary server 400 with its secret key (S205), and requests the sender terminal device 200 to input authentication means (S205). S206).

Accordingly, when the sender terminal device 200 inputs an authentication means (for example, an identifier, a password, a fingerprint, etc.) to the service providing server 100 (S207), the service providing server 100 may determine the sender terminal device ( It is determined whether the authentication means received from the authentication unit 200 and the authentication means stored in the sender information database 111 match (S208).

Thus, if each authentication means is matched, the service providing server 100 transmits the content identification information and notarization information to the sender terminal device 200 (S209). Accordingly, the sender can check the content identification information at any time.

As described above, although the specific embodiment (s) have been described in the detailed description of the present invention, various modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited to the described embodiment (s), but should be defined by the claims below and equivalents thereof.

As a result, according to the content verification system using the Internet according to the present invention, the following advantage (s) occurs.

In other words, in sending the sender's document to the recipient by e-mail or the like on the Internet, the content identification information is documented by authenticating the content identification information by using the sender's authentication means (for example, an identifier, a password, and a fingerprint). Reliability is improved as compared with the case of generating.

In addition, it is convenient because the contents proof document can be downloaded and connected to the Internet whenever necessary without having to keep it at the sender, the recipient and the post office.

In addition, by notarizing the content identification information through the notarization server, and by using the notarized content identification information as needed, it is possible to prevent the occurrence of disputes related to the content verification in advance.

Claims (9)

In a system configured to allow a sender terminal device, a recipient terminal device, and a service providing server for verifying the contents of the document when the document is transmitted from the sender terminal device to the recipient terminal device through the Internet network. : The service providing server analyzes the sender information input from the sender terminal device, generates content identification information using the analyzed sender information, and transmits the generated content identification information to the sender terminal device. Request to enter authentication means; The sender terminal apparatus checks the content identification information transmitted from the service providing server and transmits an authentication means to the service providing server; The service providing server verifies the authentication means transmitted from the sender terminal device. If there is no error in the verification result, the service providing server stores the content identification information and the authentication means and simultaneously sends the content identification information to the sender terminal device. And a content verification system using the Internet, which is transmitted to the recipient terminal device. The method of claim 1, wherein the service providing server, An interface unit for interfacing the service providing server with the Internet network; A sender information analyzer for analyzing the sender information input from the sender terminal device; A sender information database for storing the sender information analyzed by the sender information analyzing unit and storing the authentication means received from the sender terminal apparatus; Content identification information generation unit for generating content identification information according to the results analyzed by the sender information analysis unit; A verification unit for verifying the authentication means input from the sender terminal device; A central processing unit for storing the verified authentication means and the contents verification document and simultaneously transmitting the contents verification document to the sender terminal apparatus and the recipient terminal apparatus; And Content proofing system using the Internet including a content proof information database for storing the generated content proof document. The method of claim 2, wherein the service providing server, A public key database for storing the public key of the notary server and the public key of the sender terminal device; A public key detector for selectively detecting various public keys stored in the public key database according to a target to be transmitted; And An encryption processing unit for encrypting the content identification information using the public key detected by the public key detection unit; The service providing server, the content authentication system using the Internet, characterized in that for selectively transmitting the encrypted content authentication information to the notarization server and the sender terminal device. The method of claim 3, wherein the sender information, And at least one or more of the contents of the document to be transmitted, the recipient's e-mail address, the sender's name, and the public key of the sender's terminal device. The method of claim 2 or 3, A notary server connected to the Internet network and notarizing the content identification information; The service providing server encrypts and transmits the content identification information with the public key of the notary server; The notary server detects the content proof information by decrypting the encrypted content proof information with a secret key, notifies the detected content proof information, and stores the content proof information using the Internet. The method of claim 5, When the request for transmitting the notarized content identification information is received from the sender terminal device, the service providing server requests the notarization server to transmit the notarized content identification information; The notarization server encrypts the content identification information and the notarization information with a public key of the service providing server and transmits the notarized information to the service providing server; The service providing server decrypts the encrypted content identification information and the notarization information transmitted from the notarization server with a private key, detects the content identification information and the notarization information, and transmits them to the sender terminal device. Content proof system using the Internet. The method of claim 6, wherein the service providing server, Requesting to input the authentication means from the sender terminal device, comparing the authentication means input from the sender terminal device with the authentication means stored in the sender information database, and verifying the contents only when the comparison result is identical Content proof system using the Internet, characterized in that for transmitting the information and the notarization information to the sender terminal device. The method of claim 2 or 7, wherein the authentication means, Content identification system using the Internet including the identifier and password input from the sender terminal device. The method of claim 2 or 7, wherein the authentication means, A fingerprint data input from the sender terminal device; The sender terminal device further comprises a fingerprint recognition device for obtaining a fingerprint of the sender.