KR100743356B1 - A System ? Method for the Electronic Voting - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

The present invention relates to an electronic voting system and method thereof.

2. The technical problem to be solved by the invention

The present invention provides an electronic voting system that guarantees anonymity for voters and solves the problem of double voting in electronic voting, and a method and a computer readable recording medium recording a program for realizing the method. There is a purpose.

3. Summary of Solution to Invention

The present invention provides an electronic voting system comprising: communication processing means for maintaining a connection between a voter and the electronic voting system and storing information of voters connected to the electronic voting system; Unique number management means for in charge of identification and authentication of voters connected to the electronic voting system, through the voter information stored in the communication processing means; And electronic voting rights issuance means for issuing electronic voting rights for voters identified and authenticated through the unique number management means in connection with a voting enforcement agency.

4. Important uses of the invention

The present invention is used in electronic voting systems and the like.

Electronic Voting, Network, Online, Anonymity Guaranteed, Double Voting Prevention

Description

Electronic voting system and its method {A System & Method for the Electronic Voting}             

1 is a block diagram of an embodiment of an electronic voting system according to the present invention;

Figure 2 is a flow diagram of one embodiment of the electronic voting rights movement process according to the present invention.

3 is a flowchart illustrating an embodiment of an electronic voting rights issuing process according to the present invention.

4 is a flowchart illustrating an embodiment of an electronic voting rights exercise process according to the present invention.

Figures 5a to 5c is a detailed flow diagram of one embodiment of the process of issuing electronic voting rights according to the present invention.

Figures 6a to 6c is an embodiment detailed flow diagram of the electronic voting rights exercise process according to the present invention.

* Explanation of symbols for the main parts of the drawings

110, 120: Voter 130: Communication processing subsystem

140: unique number management subsystem 150: electronic voting rights subsystem

160: voting enforcement agency

The present invention relates to an electronic voting system and a method thereof, and more particularly, to an electronic voting system, an electronic voting system that solves the problems of anonymity and double voting, and a program for realizing the method. The present invention relates to a computer-readable recording medium having recorded thereon.

Due to the time and space constraints and the hassle of the conventional voting system, there have been many studies on the electronic voting system and method for voting online.

Electronic voting shall be conducted in the same way as voting in the real world, except that the place of enforcement is online. In particular, the four principles of voting – direct, ordinary, equal and secret – must be absolutely guaranteed in any case so that voting can be of value as a vote.

However, because electronic voting takes place in the open space of online, the equality principle is that everyone who has the right to vote has the same right to vote one by one, and that the person who voted does not know who voted. The problem is that it is difficult to guarantee confidentiality.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and in electronic voting, an electronic voting system that solves the problem of anonymity and double voting in voters, and a computer recording the method and a program for realizing the method. The purpose is to provide a readable recording medium.

An apparatus of the present invention for achieving the above object comprises an electronic voting system, comprising: communication processing means for maintaining a connection between a voter and the electronic voting system and storing information of voters connected to the electronic voting system; It is connected to the voting enforcement agency, encrypts the voter information input from the voter through the communication processing means and the identification data and the session key of the voting enforcement agency to pass to the unique number management means, and the voter information from the unique number management means And receiving identification data of the voting enforcement agency and the unique number generated by the unique number management means, performing voting right verification and verification through the voting enforcement agency, and then displaying voting right indication data and the unique number for the unique number. Electronic voting rights issuing means for transferring to the management means to issue electronic voting rights; And receiving voter information, identification data and session key of the voting authority from the electronic voting right issuing means, generating a unique number, encrypting the generated unique number, and transmitting the encrypted unique number to the electronic voting right issuing means, and issuing the electronic voting right. Receiving the unique number and voting rights indication data from the means, the electronic voting rights are transmitted to the voter, the identification number and the voting rights indication data are stored in a database, and upon receiving a verification request for the electronic voting rights from the voting authority, And the unique number management means for searching the database and delivering the verification result and the voting right indication data of the electronic voting right to the voting enforcement authority.

In addition, the method of the present invention, in the electronic voting method applied to the electronic voting system, the electronic voting rights issuing subsystem encrypts voter information input from the voters, identification data and session key of the voting enforcement authority and the unique number management subsystem First step of delivering to; A second step of generating, by the unique number management sub-system, the unique number using the transferred voter information, the identification data of the voting enforcement agency, and the session key, and encrypting the generated unique number to the electronic voting rights issuing means; ; The electronic voting rights issuing subsystem receives the voter information, identification data of the voting enforcement agency, and the unique number from the identification number management subsystem, performs voting rights verification and verification through the voting enforcement agency, and the voting rights indication data. And transmitting the unique number to the unique number management subsystem. A fourth step of transmitting, by the unique number management subsystem, the electronic voting right generated using the transmitted unique number and voting right indication data to a voter, and storing the unique number and voting right indication data in a database; A fifth step of, when the voting enforcement agency receives the electronic voting right and the voting content, transmitting the electronic voting right to the unique number management subsystem to request verification; Receiving the verification request for the electronic voting right from the voting authority by the unique number management subsystem, transmitting the verification result and the voting right indication data of the electronic voting right to the voting authority; And a seventh step in which the voting enforcement agency records the contents of the ballot according to the verification result of the electronic voting right.

The present invention also provides an electronic voting system including a processor, wherein the electronic voting rights issuing subsystem encrypts voter information input from voters, identification data of the voting enforcement agency, and session keys, and transmits the encrypted data to the unique number management subsystem. step; A second step of generating, by the unique number management sub-system, the unique number using the transferred voter information, the identification data of the voting enforcement agency, and the session key, and encrypting the generated unique number to the electronic voting rights issuing means; ; The electronic voting rights issuing subsystem receives the voter information, identification data of the voting enforcement agency, and the unique number from the identification number management subsystem, performs voting rights verification and verification through the voting enforcement agency, and the voting rights indication data. And transmitting the unique number to the unique number management subsystem. A fourth step of transmitting, by the unique number management subsystem, the electronic voting right generated using the transmitted unique number and voting right indication data to a voter, and storing the unique number and voting right indication data in a database; A fifth step of, when the voting enforcement agency receives the electronic voting right and the voting content, transmitting the electronic voting right to the unique number management subsystem to request verification; Receiving the verification request for the electronic voting right from the voting authority by the unique number management subsystem, transmitting the verification result and the voting right indication data of the electronic voting right to the voting authority; And a computer-readable recording medium having recorded thereon a program for executing the seventh step of recording the voting content according to the verification result of the electronic voting right.

The above objects, features and advantages will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a configuration diagram of an embodiment of an electronic voting system according to the present invention.

As shown in FIG. 1, the electronic voting system according to the present invention is connected to the voters 110 and 120 to cause the movement of the electronic voting rights of the voters 110 and 120 to the communication processing subsystem 130 and the voting enforcement agency 160. And the electronic voting right issuing subsystem 150 and the communication processing subsystem 130 and the electronic voting right issuing system 150, which perform functions related to electronic voting rights issuance, are connected to the network. An electronic voting rights subsystem 150 that performs the identification function.

Looking at the detailed function and operation of each component as follows.

First, voters 110 and 120 access the network through the communication processing subsystem 130 and request the issuing authority 160 to issue electronic voting rights.

At this time, the voters 110 and 120 confirm their identity by inputting personally identifiable information such as social security numbers, and are thus given a unique identification number necessary for electronic voting by the unique number management subsystem 140. Then, the electronic voting rights issuing subsystem 150 determines whether a voter assigned the unique identification number is eligible to issue an electronic voting right, and registers the electronic voting right when the qualification is satisfied, and then the voter ( 110, 120).

When the voters 110 and 120 who have voted according to the issued electronic voting rights want to exercise the rights, they are connected to the network through the communication processing subsystem 130 again, and the unique number management system 140 causes the voting. The validity of the electronic voting rights is evaluated. Here, if the validity of the right is recognized, the contents declared by the voters 110 and 120 are aggregated as a result by the voting enforcement authority 160 through the electronic voting rights issuing subsystem 150, and the contents are The voters 110 and 120 are notified again via the unique number management subsystem 140.

Such a system separately manages a unique number and an electronic voting right encrypted in a form that can be decrypted only in the unique number management subsystem 140 by a database of the unique number management subsystem, thereby creating and forging illegal electronic voting rights. Since it is impossible to prevent double voting, and the voting enforcement agency 160 may not know who the user corresponding to the unique number is, it may ensure anonymity in voting.                     

2 is a flowchart illustrating an embodiment of an electronic voting rights movement process according to the present invention.

As shown in FIG. 2, the electronic voting rights movement process according to the present invention is performed by a voter 220 who is connected to an initialized 210 system through a communication processing subsystem (130 of FIG. 1) through identification and authentication. Generated by requesting an electronic voting right move (230). Here, the system determines whether the voter requests the issuance of the electronic voting rights 250 or the exercise 260 of the already issued electronic voting rights (240), and performs the function accordingly.

An example of the operation process when the voter requests the issuance of the electronic voting rights (250) is illustrated and described in FIGS. 3 and 5A to 5C below, and when the request for the exercise of the electronic voting rights is requested (260) One embodiment is illustrated and described in Figures 4 and 6a to 6c below.

3 is a flowchart illustrating an embodiment of an electronic voting rights issuing process according to the present invention.

In the process of moving the electronic voting right shown in FIG. 2, when the voter requests the issuance of the electronic voting right, the system receives the request for issuing the electronic voting right by the voter as shown in FIG. 3 (310). Generate and assign a unique number of voters inputted at 320 and determine whether the voter is eligible to issue the vote right (330, 340). Thus, if the voter is eligible to issue the vote, he / she registers an electronic voting right (350) and passes the result to the voter (360), and if not, (340) notifies the content. Quit.

4 is a flowchart illustrating an embodiment of an electronic voting rights exercise process according to the present invention.

In the process of moving the electronic voting right shown in FIG. 2, when the voter requests the exercise of the electronic voting right, the system receives the electronic voting right request by the voter as shown in FIG. 4 (410). Receiving an electronic voting right (420), and determines whether the received electronic voting right is valid (430, 440). Thus, if the electronic voting right is valid, the content is added to the counting result, and the voter is notified that the electronic voting right has been received (450), and if the electronic voting right is invalid (440), the content is notified. Quit.

5A through 5C are detailed flowcharts of an embodiment of an electronic voting rights issuing process according to the present invention.

5A to 5C illustrate in more detail an embodiment of a process for issuing an electronic voting right described in FIG. 3, which is performed on the system illustrated in FIG. 1.

First, when a user who wants to access the system through a terminal receives an identification code such as a social security number and a password for identifying the user (501), the system receives the input data (M1) of the voting enforcement agency. Encrypt with a public key (502).

In addition, the voting authority and the voter's own identifiers are recorded (503) and the data M2 is encrypted with an electronic voting right issuance public key (504), and the session key is recorded in the encrypted data (M1, M2) ( 505) The data M4 formed by combining the data M3 (506) is encrypted with a unique number public key.

When the above encryption is completed, the generated data M4 is added to the generated data M4 to indicate that the user has requested the issuance of the electronic voting right (508) and the data M5 is stored in the communication processing subsystem (130 in FIG. 1). Send (509). The communication processing subsystem then receives (510) the M5, stores (511) and adds the recorded (508) the M4, except that the user requested the issuance of an electronic voting right, the unique number. Send to management subsystem (140 in FIG. 1) (512).

Upon receipt of the M4 (513), the unique number management subsystem decodes the M1, M2, and M3 (514) by decrypting M4 using the unique number management secret key (514).

In addition, by generating a unique number (S1) corresponding to the user (516) and encrypting with a unique number management public key (517) and encrypting again with the session key recorded in the M3 (518), the M1, M2, S1 The data M6 recorded by adding that the user has requested the issuance of the electronic voting right is encrypted (520) with the voting right issuance public key (520) and transmitted to the electronic voting right issuing subsystem (150 in FIG. 1) (521).

Receiving the M6 (522), the electronic voting rights issuing subsystem decrypts the M6 with a voting rights issuing secret key (523), extracts the M1, M2 and double encrypted S1 (524), and according to the contents of the M1. The authority identifier of M2 is requested to verify and verify the right to vote (525).

Here, if the user fails to check the voting rights (526), and transmits the cancellation response of the generated S1 to the unique number management subsystem (531), and records that the voting rights check failed (532) data (M10) After the transmission to the user (533) is terminated, and if the verification of the voting right is successful (526), the generated S1 and the voting right indication data (W1) is transmitted to the unique number management subsystem for registration (527). ). The unique number management subsystem issues the electronic voting rights E1 using the S1 and W1 (528), records (529) that the E1 has been issued (529) and transmits the data (M10) to the user (530). Quit.

6A through 6C are detailed flowcharts of an embodiment of an electronic voting rights exercise process according to the present invention.

6A to 6C illustrate one embodiment of the process of exercising the electronic voting rights described above with reference to FIG. 4 in more detail on the system shown in FIG. 1.

First, the system records (601) data (M21) in which the electronic voting right E1 composed of the unique number S1 and the voting right indication data W1, and the voting content W0 input by the user connected to the system. 602 is encrypted with the enforcement authority's public key (602), and the data (M22) recorded (603) is transmitted to the communication processing subsystem in addition to the fact that the user has requested the exercise of the electronic voting right (604). The communication processing subsystem then receives (605) the M22, stores (606) and adds the recorded (603) the above, except for the M21 except that the user has requested the exercise of the electronic voting right. Send to the enforcement agency (160 in FIG. 1) (607).

Receiving the M21 (608), the voting enforcement agency decodes the E1 and W0 by separating the M21 (609) using an institution secret key (609), and extracts the extracted E1 to the unique number management sub Send to system (611).

Receiving the E1 (612), the unique number management subsystem decrypts E1 using the unique number management secret key (613) to separate and extract S1 and W1 (614), and extract the extracted S1 and W1. Search the unique number management database (615), generate the search history data (R1) and the data (M23) recording the W1 (616), and encrypt the M23 with the enforcement authority's public key (617); Send to voting enforcement authority (618).

The voting enforcement agency receiving the M23 (619) decodes the M23 (620) and extracts R1 and W1 (621). At this time, if the R1 contains information of a successful search (622), the electronic voting right E1 The data (M24), which records the successful event of the event and the session key, is generated (623) and transmitted to the unique number management subsystem (624).

Upon receiving the M24 (625), the unique number management subsystem decrypts the extracted double encrypted S1 with the session key and the unique number management secret key (626) to complete voting by the electronic voting right E1. The process of electronic voting is terminated by recording (627), then transmitting (628) data (M30) to the user (628), which records (628) that the voting was successful.

On the other hand, if the R1 contains information of a search failure (622), the electronic voting right E1 is recorded (630) data (M30) is encrypted by the user public key (631) and sent to the user (632) The whole process of voting ends.

As described above, the method of the present invention may be implemented as a program and stored in a recording medium (CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, etc.) in a computer-readable form.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the art without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

As described above, the present invention separates unique number management functions for voter identification and authentication, and configures unique number management and electronic voting rights as independent subsystems. There is an effect that can prevent voting.

Claims (7)

delete In an electronic voting system, Communication processing means for maintaining a connection between a voter and the electronic voting system and storing information of voters connected to the electronic voting system; It is connected to the voting enforcement agency, encrypts the voter information input from the voter through the communication processing means and the identification data and the session key of the voting enforcement agency to pass to the unique number management means, and the voter information from the unique number management means And receiving identification data of the voting enforcement agency and the unique number generated by the unique number management means, performing voting right verification and verification through the voting enforcement agency, and then displaying voting right indication data and the unique number for the unique number. Electronic voting rights issuing means for transferring to the management means to issue electronic voting rights; And Receive voter information, identification data and session key of the voting authority from the electronic voting right issuing means, generates a unique number, encrypts the generated unique number and sends it to the electronic voting right issuing means, the electronic voting right issuing means When receiving the identification number and voting rights indication data from the electronic voting rights to the voter, and stores the identification number and the voting rights indication data in a database, and when receiving a verification request for the electronic voting rights from the voting authority, the database The unique number management means for searching for and transmitting the verification result and the voting right indication data of the electronic voting right to the voting enforcement authority. Electronic voting system comprising a. In the electronic voting method applied to the electronic voting system, A first step in which the electronic voting rights issuing subsystem encrypts the voter information input from the voters, identification data of the voting enforcement agency, and the session key to the unique number management subsystem; A second step of generating, by the unique number management sub-system, the unique number using the transferred voter information, the identification data of the voting enforcement agency, and the session key, and encrypting the generated unique number to the electronic voting rights issuing means; ; The electronic voting rights issuing subsystem receives the voter information, identification data of the voting enforcement agency, and the unique number from the identification number management subsystem, performs voting rights verification and verification through the voting enforcement agency, and the voting rights indication data. And transmitting the unique number to the unique number management subsystem. A fourth step of transmitting, by the unique number management subsystem, the electronic voting right generated using the transmitted unique number and voting right indication data to a voter, and storing the unique number and voting right indication data in a database; A fifth step of, when the voting enforcement agency receives the electronic voting right and the voting content, transmitting the electronic voting right to the unique number management subsystem to request verification; Receiving the verification request for the electronic voting right from the voting authority by the unique number management subsystem, transmitting the verification result and the voting right indication data of the electronic voting right to the voting authority; And And a seventh step in which the voting enforcement agency records the contents of the voting according to the verification result of the electronic voting right. The method of claim 3, wherein And in the second step, the unique number is encrypted with a unique number management public key, re-encrypted the encrypted unique number with a session key, and transmitted to the electronic voting rights issuing subsystem. The method of claim 3, wherein After performing the seventh step, if the unique number management subsystem receives the electronic voting rights exercise result and session key from the voting authority, recording the voting completion in the database and notifying the voter of the result. Electronic voting method characterized in that. delete In an electronic voting system with a processor, A first step in which the electronic voting rights issuing subsystem encrypts the voter information input from the voters, identification data of the voting enforcement agency, and the session key to the unique number management subsystem; A second step of generating, by the unique number management sub-system, the unique number using the transferred voter information, the identification data of the voting enforcement agency, and the session key, and encrypting the generated unique number to the electronic voting rights issuing means; ; The electronic voting rights issuing subsystem receives the voter information, identification data of the voting enforcement agency, and the unique number from the identification number management subsystem, performs voting rights verification and verification through the voting enforcement agency, and the voting rights indication data. And transmitting the unique number to the unique number management subsystem. A fourth step of transmitting, by the unique number management subsystem, the electronic voting right generated using the transmitted unique number and voting right indication data to a voter, and storing the unique number and voting right indication data in a database; A fifth step of, when the voting enforcement agency receives the electronic voting right and the voting content, transmitting the electronic voting right to the unique number management subsystem to request verification; Receiving the verification request for the electronic voting right from the voting authority by the unique number management subsystem, transmitting the verification result and the voting right indication data of the electronic voting right to the voting authority; And And a computer-readable recording medium having recorded thereon a program for executing the seventh step of recording the contents of the voting according to the verification result of the electronic voting right.

Images