KR20090011616A - Short message sender authentication system and method - Google Patents

Abstract

The present invention relates to a system and method for authenticating the sender of a short message. According to the present invention, the short message authentication server compares the caller's telephone number and the reply number of the short message requested to be transmitted, and transmits the short message only when the caller's telephone number and the reply number match. Therefore, by authenticating the sender of the short message, the short message service can be prevented from being abused in advance.

Description

System and Method for Authentication of Short Message Caller

The present invention relates to a system and method for authenticating the sender of a short message. According to the present invention, the short message authentication server compares the caller's telephone number and the reply number of the short message requested to be transmitted, and transmits the short message only when the caller's telephone number and the reply number match. Therefore, by authenticating the sender of the short message, the short message service can be prevented from being abused in advance.

Due to the development of mobile communication technology, it is possible to send a short message, send a multimedia message including a photo or background music, as well as to make or receive a call through the terminal. It is also possible to use the same various services.

In particular, the short message service (SMS) can be used to quickly and easily transmit information in one direction, so that the short message is widely used as an advertisement means for a mobile communication terminal holder. As a result, terminal holders have suffered from the inconvenience of receiving a busy spam message.

These advertising short messages often have no reply number or a random number different from the phone number of the terminal that actually transmits the message.

On the other hand, it is also possible for a terminal user to transmit a short message by setting a terminal phone number of another person as a reply number, and the short message service may be abused.

Therefore, there is a need for a method for authenticating a sender of a short message using a phone number of a terminal that actually sent the short message and a reply number set by the message sender.

The present invention has been made to solve the problems described above, the present invention, by comparing the caller's telephone number and the reply number of the short message to be transmitted, the short message only if the caller's telephone number and the reply number match It is to provide a short message sender authentication system and method for transmitting.

The present invention relates to a sender authentication system for short messages. The system includes a short message service center that receives a short message transmission request from an originating exchange and requests routing information and subscriber information for the short message transmission to an incoming home location register; Receives the routing information and subscriber information request from the short message service center, and transmits an authentication request message for the short message to the short message authentication server, and transmits the short message based on the authentication result received from the short message authentication server. An incoming home location register for transmitting a message on whether or not to the short message service center; And a short message authentication server that receives an authentication request message from the incoming home location register, performs authentication of the short message sender, and transmits a short message sender authentication result to the incoming home location register.

In addition, the present invention relates to a method for authenticating a sender of a short message, wherein the short message service center receiving a short message transmission request from an originating exchange requesting routing information and subscriber information for the short message transmission to an incoming home location register. Step (a); (B) the incoming home location register transmitting an authentication request message for the short message to a short message authentication server; (C) performing caller authentication on the short message in the short message authentication server; (D) transmitting, by the short message authentication server, an authentication result to the called home location register; And (e) transmitting, by the incoming home location register, a message regarding whether to transmit a short message to the short message service center based on the authentication result received from the short message authentication server.

According to the present invention, the short message authentication server compares the caller's telephone number and the reply number of the short message requested to be transmitted, and transmits the short message only when the caller's telephone number and the reply number match. Therefore, by authenticating the sender of the short message, the short message service can be prevented from being abused in advance.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. However, the present invention is not limited by the following examples.

1 is a diagram illustrating a system for authenticating a sender of a short message when a short message is transmitted through a mobile communication terminal according to an embodiment of the present invention.

When the short message is transmitted through the mobile terminal according to the present invention, the short message sender authentication system includes a calling terminal 1, a mobile switching center (MSC) 11, an incoming short message service center (Short Message). Service Center (SMSC) 12, Incoming Home Location Register (HLR) 13, Incoming Exchange 14, Short Message Authentication Server 20 and Incoming Terminal 30.

The originating exchange 11 receives the short message sent by the originating terminal 1 and transfers the received short message to the incoming short message service center 12 to request the short message.

The short message service center 12 receives a short message transmission request from the originating exchange 11 and requests routing information and subscriber information for the short message transmission to the destination home location register 13. At this time, the short message service center 12 transmits the short message sender's phone number, the short message receiver's phone number, and the short message reply number information together.

The telephone number of the sender and receiver of the message is a number used for identification of the terminal, for example, a mobile identification number (MIN), and is a number used when calling or transmitting a message to the mobile terminal. to be. In addition, the short message reply number is a number that is set to receive a reply message for a message to be sent when the message sender composes a message to another mobile communication terminal. You can also enter any phone number directly. The reply number set by the sender is included in the short message and transmitted to the called terminal 30.

On the other hand, when the short message service center 12 receives the short message transmission request message and the routing information for the short message transmission from the incoming home location register 13, the short message is transmitted to the destination exchange 14 based on the routing information. Send Message Sends a message. On the other hand, when the short message transmission impossible message is received from the incoming home location register 13, the short message service center 12 does not transmit the short message to the called terminal 30.

The incoming home location register 13 receives a request for routing information and subscriber information from the short message service center 12 and, accordingly, transmits an authentication request message for the short message to the short message authentication server 20.

If necessary, the incoming home location register 13 is sent to the short message authentication server 20 only when the sender or the recipient uses the short message sender authentication service provided to the mobile subscriber in the form of an additional service. And may transmit the authentication request message.

In this case, the destination home location register 13 has a subscriber profile database for each subscriber which stores service subscription information for the mobile communication service subscriber, for example, information on the subscriber's mobile station identification number and additional service subscription. In the present invention, the subscriber profile includes an authentication field indicating whether to use the sender authentication service of the short message.

In this case, the incoming home location register 13 sends an authentication request message for the short message to the short message authentication server 20 only when the authentication field of the short message sender or the subscriber's subscriber profile stored in the database is recorded as being in service. Send it. On the other hand, the authentication request message includes the telephone number of the short message sender and the reply number of the short message.

In addition, the incoming home location register 13 transmits a message regarding whether to transmit a short message to the short message service center 12 based on the authentication result received from the short message authentication server 20.

In the embodiment of the present invention, the short message authentication server 20 performs caller authentication by comparing the source telephone number and the reply number, as described below. The destination home location register 13 performs the short message authentication server 20. Receiving a result that the caller's telephone number and the reply number match, the destination home location register 13 short-circuits the short message transmission request message and routing information for the short message transmission instructing the short message to be delivered to the message recipient. The message is sent to the service center 12.

On the other hand, when the incoming home location register 13 receives a result from the short message authentication server 20 that the caller's telephone number and the reply number are inconsistent, the incoming home location register 13 transmits a short message that disallows the transmission of the short message. The impossible message is transmitted to the short message service center 12.

The short message authentication server 20 receives an authentication request message from the incoming home location register 13, performs authentication of the short message sender, and transmits a short message sender authentication result to the incoming home location register 13. .

In the embodiment of the present invention, the short message authentication server 20 performs caller authentication by comparing the short message sender's phone number and the short message reply number, and the recipient home location register 13 transmits the short message sender's phone number and Send a message about whether the short message reply numbers match.

2 is a diagram illustrating a system for authenticating a sender of a short message when transmitting a short message through a personal computer according to an embodiment of the present invention.

When the short message is to be transmitted through a communication terminal, for example, a personal computer, which is not a mobile communication terminal, the short message sender authentication system is a personal computer (PC) 40 and a short message transmission. An alternative server 41, an incoming short message service center 12, an incoming home location register 13, an incoming exchange 14, a short message authentication server 20, and a called terminal 30 are included.

The personal computer 40 and the short message transfer proxy server 41 in the present embodiment correspond to the originating terminal 1 and the originating exchange 11 in the above-described embodiment, respectively, and the other components of the system. These are the same as the components of the system according to the above embodiment.

The short message transmission proxy server 41 receives the short message transmitted through the personal computer 40, and transfers the received short message to the incoming short message service center 12 to request the short message.

The functions of the other components of the present system are the same as the functions of the system components according to the above embodiment, and description thereof will be omitted.

Hereinafter, a method of authenticating a sender of a short message according to the present invention will be described with reference to FIG. 3.

3 is a flowchart illustrating a process of authenticating a sender of a short message when a short message is transmitted through a mobile communication terminal according to an embodiment of the present invention.

When the calling terminal 1 transmits the short message to the called terminal 30, the short message transmitted by the calling terminal 1 is transmitted to the calling exchange 11 (S1), and the calling exchange 11 The short message transmission request to the short message service center 12 of the communication network to which the called party terminal 30 belongs (S2). Accordingly, the incoming short message service center 12 requests routing information and subscriber information for the short message transmission to the incoming home location register 13 (S3).

At this time, the incoming short message service center 12 may transmit the short message sender's phone number, the short message recipient's phone number, and the short message reply number information to the incoming home location register 13. The telephone number of the sender and receiver of the message is a number used for identification of the terminal, for example, a mobile identification number (MIN), and is a number used when calling or transmitting a message to the mobile terminal. to be. In addition, the short message reply number is a number that is set to receive a reply message for a message sent when the message sender composes a message to another mobile communication terminal, and is generally set as a phone number of the message sender terminal. You can also enter any phone number directly. The reply number set by the sender is included in the short message and transmitted to the called terminal 30.

The incoming home location register 13, which has received routing information and subscriber information from the incoming short message service center 12, transmits an authentication request message for the short message to the short message authentication server 20 (S4).

At this time, only when the sender or the receiver of the message uses the sender authentication service of the short message provided to the mobile subscriber in the form of an additional service, the called home location register 13 sends the authentication request to the short message authentication server 20. It can also be configured to send a message.

In this case, the destination home location register 13 has a subscriber profile database for each subscriber which stores service subscription information for the mobile communication service subscriber, for example, information on the subscriber's mobile station identification number and additional service subscription. In the present invention, the subscriber profile includes an authentication field indicating whether to use the sender authentication service of the short message.

Therefore, the incoming home location register 13 sends the authentication request message for the short message to the short message authentication server 20 only when the authentication field of the short message sender or the subscriber's subscriber profile stored in the database is recorded as being in service. Can transmit On the other hand, the authentication request message includes the telephone number of the short message sender and the reply number of the short message.

The short message authentication server 20 receiving the authentication request message from the incoming home location register 13 performs caller authentication for the short message. At this time, the short message authentication server 20 may extract the phone number and the short message reply number of the short message sender from the authentication request message, and perform caller authentication on the short message by comparing these numbers (S6).

Then, the short message authentication server 20 transmits the caller authentication result to the incoming home location register 13, in the embodiment of the present invention, a message regarding whether the short message sender's telephone number and the short message reply number match. Send (S7).

The incoming home location register 13 transmits a message regarding whether to send a short message to the incoming short message service center 12 based on the authentication result received from the short message authentication server 20 (S8).

When the incoming home location register 13 receives a result from the short message authentication server 20 that the caller's phone number and the reply number match, the incoming home location register 13 instructs to deliver the short message to the message recipient. The short message transmission request message and the routing information for the short message transmission are transmitted to the short message service center 12. Accordingly, the short message service center 12 transmits the short message transfer message to the destination exchange 14 based on the routing information (S9), and the destination exchange 14 transmits the short message to the destination terminal 30. It transmits (S10).

On the other hand, when the incoming home location register 13 receives a result from the short message authentication server 20 that the caller's telephone number and the reply number are inconsistent, the incoming home location register 13 does not allow the short message to be sent. The message transmission impossible message is transmitted to the short message service center 12. In this case, the short message service center 12 does not transmit the short message to the called terminal 30.

The embodiment according to the present invention is not limited to the above-described embodiments, and various alternatives, modifications, and changes can be made without departing from the scope of the present invention.

In the mobile service provider side, by providing the short message sender authentication according to the present invention to the mobile communication subscribers in the form of an additional service, it is possible to obtain profits for providing a new service. In addition, on the mobile subscriber side, by using the caller authentication service, reception of unwanted advertising short messages can be blocked in advance.

1 is a diagram illustrating a system for authenticating a sender of a short message when transmitting a short message through a mobile communication terminal according to an embodiment of the present invention.

2 is a diagram illustrating a system for authenticating a sender of a short message when transmitting a short message through a personal computer according to an embodiment of the present invention.

3 is a flowchart illustrating a process of authenticating a sender of a short message when a short message is transmitted through a mobile communication terminal according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: calling terminal 11: calling MSC

12: Incoming SMSC 13: Incoming HLR

14: Incoming MSC 20: SMS Authentication Server

30: called party's terminal

Claims (20)

A short message service center which receives a short message transmission request from an originating exchange and requests routing information and subscriber information for the short message transmission to an incoming home location register; Receives the routing information and subscriber information request from the short message service center, and transmits an authentication request message for the short message to the short message authentication server, and transmits the short message based on the authentication result received from the short message authentication server. An incoming home location register for transmitting a message on whether or not to the short message service center; And A short message authentication server for receiving an authentication request message from the incoming home location register, authenticating the short message sender, and transmitting a short message sender authentication result to the incoming home location register; Caller Authentication System. The method of claim 1, wherein when the short message service center requests routing information and subscriber information from the called home location register, the short message sender's telephone number, the short message receiver's telephone number, and the short message reply number information are transmitted together. Short message sender authentication system, characterized in that. The method of claim 1, wherein the incoming home location register has a subscriber profile database storing service subscription information for a mobile communication service subscriber, and the subscriber profile includes an authentication field indicating whether to use a caller authentication service of a short message. Short message sender authentication system, characterized in that. 4. The method of claim 3, wherein when the incoming home location register receives the routing information and subscriber information request from the short message service center, the authentication field of the short message sender or the subscriber's subscriber profile is recorded as being in service. Short message sender authentication system, characterized in that for transmitting the authentication request message only to the short message authentication server. 2. The system of claim 1, wherein the authentication request message includes a telephone number of a short message sender and information on a short message reply number. 6. The method of claim 5, wherein the short message authentication server performs caller authentication by comparing a short message sender's telephone number and a short message reply number, and uses the called home location register to determine the short message sender's phone number and short message reply number. Short message sender authentication system, characterized in that for transmitting a message about the match. 7. The method of claim 6, wherein the incoming home location register receives the short message transmission request message and the short message to the short message service center upon receiving a result that the caller's telephone number and the reply number match from the short message authentication server. Short message sender authentication system, characterized in that for transmitting the information together. 7. The method of claim 6, wherein the incoming home location register transmits a short message transmission impossible message to the short message service center when receiving a result that the caller's telephone number and the reply number do not match from the short message authentication server. Short message sender authentication system. And upon receipt of the authentication request message for the short message from the incoming home location registrar, authenticating the sender of the short message and transmitting the short message sender authentication result to the destination home location register. 10. The short message authentication server of claim 9, wherein the authentication request message includes a short message sender's telephone number and short message reply number information. 11. The method of claim 10, wherein caller authentication is performed by comparing a short message sender's telephone number and a short message reply number, and a message indicating whether the short message sender's telephone number and the short message reply number match with the incoming home location register. Short message authentication server, characterized in that for transmitting. (A) requesting, by a short message service center receiving a short message transmission request from an originating exchange, routing information and subscriber information for transmitting the short message to an incoming home location register; (B) the incoming home location register transmitting an authentication request message for the short message to a short message authentication server; (C) performing caller authentication on the short message in the short message authentication server; (D) transmitting, by the short message authentication server, an authentication result to the called home location register; And And (e) transmitting, by the incoming home location register, a message regarding whether to transmit a short message to the short message service center based on the authentication result received from the short message authentication server. Authentication method. The short message sender's telephone number, the short message receiver's telephone number, and the short message, when the short message service center requests routing information and subscriber information to the called home location register in the step (a). Short message sender authentication method comprising transmitting the reply number information together. 13. The system of claim 12, wherein the called home location register comprises a subscriber profile database storing service subscription information for a mobile communication service subscriber, wherein the subscriber profile includes an authentication field indicating whether to use a caller authentication service of a short message. Short message sender authentication method, characterized in that. 15. The method of claim 14, wherein in step (b), the authentication request message for the short message is sent to the short message authentication server only when the authentication field of the sender or called party's subscriber profile of the short message is recorded as being in service. Short message sender authentication method, characterized in that for transmitting. The method of claim 12, wherein the authentication request message comprises a short message sender's telephone number and short message reply number information. 17. The short message as claimed in claim 16, wherein the step (c) is performed by the short message authentication server performing caller authentication on the short message by comparing a short message sender's telephone number and a short message reply number. Message sender authentication method. 18. The method of claim 17, wherein the step (d) comprises: transmitting, by the short message authentication server, a message regarding whether the short message sender's telephone number and the short message reply number match the called home location register. Short message sender authentication method. 19. The method of claim 18, wherein in the step (e), when the called home location register receives a result from the short message authentication server that the caller's telephone number and the reply number match, the short message is transmitted to the short message service center. A method for authenticating a short message sender, comprising transmitting request information and routing information for transmitting a short message. 19. The short message transmitting method according to claim 18, wherein in the step (e), when the called home location register receives a result indicating that a caller's telephone number and a reply number do not match, the short message service center transmits a short message to the short message service center. Short message sender authentication method characterized in that the transmission of the impossible message.

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