JP2024002807A - Fraud damage prevention alarm device, method, program, and system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To securely prevent fraud damage.

SOLUTION: A fraud damage prevention alarm device according to an embodiment of the present invention includes a call termination detection unit that detects a call termination to a phone number other than a pre-registered phone number, a timer management unit that activates a timer when the call termination to the phone number other than the pre-registered phone number is detected, an absence detection unit that detects the absence of the caller, and an alarm transmission unit that notifies a predetermined notification destination of an alarm when the absence of the caller is detected within a predetermined period of time after the call is terminated.

SELECTED DRAWING: Figure 3

COPYRIGHT: (C)2024,JPO&INPIT

Description

The present invention relates to a fraud damage prevention warning device, method, program, and system.

Traditionally, special frauds such as wire transfer fraud have been known. In particular, victims of special fraud using telephones are occurring frequently. Regarding the prevention of fraud damage, Patent Document 1 describes a system that performs voice recognition on voice call data between a telephone and the other party's telephone to obtain text call data, and determines whether or not the text call data is a special fraudulent call. , it is stated that if it is determined that the call is a special fraudulent call, the contents of the call will be sent to a predetermined destination.

Japanese Patent Application Publication No. 2021-118391

However, in the conventional method, advanced and expensive technology must be used, and furthermore, it is not possible to prevent the user from going to a bank or the like to make a transfer after the call ends.

Therefore, the present invention aims to reliably prevent damage caused by fraud.

A fraud damage prevention alarm device according to an embodiment of the present invention includes: a call end detection unit that detects the end of a call with a phone number other than the pre-registered phone number; a timer management unit that starts a timer when the end of a call with the telephone number of the caller is detected; an absence detection unit that detects that the caller is absent; and a timer management unit that detects that the caller is absent; and an alarm transmitter that notifies a predetermined notification destination of an alarm when the absence of the caller is detected.

According to the present invention, damage caused by fraud can be reliably prevented.

1 is a diagram showing an overall configuration according to an embodiment of the present invention. 1 is a configuration example of a fraud damage prevention warning device and a telephone according to an embodiment of the present invention. FIG. 1 is a functional block diagram of a fraud damage prevention warning device according to an embodiment of the present invention. FIG. 2 is a sequence diagram of processing of the fraud damage prevention warning system according to an embodiment of the present invention. It is a flowchart of the process which notifies a 1st alarm based on call time based on one Embodiment of this invention. 12 is a flowchart of a process for notifying a second alarm based on the absence of a caller according to an embodiment of the present invention.

Embodiments of the present invention will be described below based on the drawings.

<Overall configuration>
FIG. 1 is a diagram showing the overall configuration according to an embodiment of the present invention. The fraud damage prevention warning system 1 includes a fraud damage prevention warning device 10, a telephone 11, and a door opening/closing sensor 21. The fraud damage prevention alarm device 10 can acquire information detected by the door opening/closing sensor 21.

<<Fraud damage prevention warning device>>
The fraud damage prevention warning device 10 is a device that notifies a predetermined notification destination of a warning when it is determined that there is a sign of fraud using the telephone. The fraud damage prevention warning device 10 is composed of one or more computers.

<<Telephone>>
The telephone 11 is a telephone that the caller 30 uses for telephone calls. The telephone 11 may be a landline telephone or a mobile telephone such as a smartphone.

<<Door open/close sensor>>
The door opening/closing sensor 21 is a sensor that detects when the door is opened and when the door is closed. For example, the door opening/closing sensor 21 is installed at the door of the entrance of the home or the like where the caller 30 is talking. Therefore, it is possible to detect that the caller 30 has gone out by opening and closing a door such as an entrance. In addition, although it is configured to detect when the caller 30 goes out by detecting the opening and closing of the door, any technology that is publicly known at the time of the application may be used as long as it is possible to detect when the caller 30 goes out. Good too.

FIG. 2 shows a configuration example of the fraud damage prevention warning device 10 and the telephone 11 according to an embodiment of the present invention. [Example 1] and [Example 2] will be explained separately.

[Example 1]
For example, the functions of the fraud damage prevention warning device 10 can be realized by a device other than the telephone 11 (for example, a device externally attached to a landline telephone, a server capable of communicating with the telephone 11, etc.).

[Example 2]
For example, the functions of the fraud damage prevention warning device 10 can be realized by an application program (for example, a smartphone application, etc.) installed on the telephone 11.

<Functional block>
FIG. 3 is a functional block diagram of the fraud damage prevention warning device 10 according to an embodiment of the present invention.
The fraud damage prevention alarm device 10 includes a call start detection section 101, a first timer management section 102, a first alarm transmission section 103, a call end detection section 104, an absence detection section 105, and a second timer. It includes a management section 106 (corresponding to the timer management section of the present invention), a second alarm transmission section 107 (corresponding to the alarm transmission section of the present invention), a telephone number registration section 108, and a notification destination registration section 109. be able to. By executing a program, the fraud damage prevention alarm device 10 detects a call start detection section 101, a first timer management section 102, a first alarm transmission section 103, a call end detection section 104, an absence detection section 105, a second The timer management section 106 and the second alarm transmission section 107 can function as the timer management section 106 and the second alarm transmission section 107. Each will be explained below.

The call start detection unit 101 detects the start of a call with a phone number other than the phone number registered in advance (that is, a phone number not stored in the phone number registration unit 108). Note that starting a call with a phone number other than a pre-registered phone number may include starting a call when the phone number is not notified. Furthermore, the start of a call with a phone number other than the pre-registered phone number may be an incoming call from a phone number other than the pre-registered phone number.

The first timer management unit 102 starts the first timer when the call start detection unit 101 detects the start of a call with a phone number other than a pre-registered phone number. The timer is a function that measures the time after activation.

The first alarm transmitting unit 103 detects when the call start detection unit 101 detects the start of a call when the duration of the call with the phone number (that is, a phone number other than a pre-registered phone number) exceeds a predetermined time. The first alarm is notified to a predetermined notification destination (that is, a notification destination stored in the notification destination registration unit 109).

The call end detection unit 104 detects the end of a call with a phone number other than a pre-registered phone number (that is, a phone number not stored in the phone number registration unit 108).

Absence detection unit 105 detects that caller 30 is absent based on information from door opening/closing sensor 21 .

When the door opening/closing sensor 21 installed at a door such as an entrance detects that the door has been opened or closed (for example, the door has been closed after the door has been opened), the absence detection unit 105 detects that the caller It can be determined that 30 is absent (that is, has gone out).

The second timer management section 106 activates the second timer when the call end detection section 104 detects the end of a call with a phone number other than the pre-registered phone number. The timer is a function that measures the time after activation.

If the absence detection unit 105 detects the absence of the caller 30 within a predetermined time after the call end detection unit 104 detects the end of the call, the second alarm transmission unit 107 sends a second alarm (in accordance with the present invention). (equivalent to a warning) is notified to a predetermined notification destination (that is, a notification destination stored in the notification destination registration unit 109).

The telephone number registration unit 108 stores one or more telephone numbers. For example, the caller 30 can have the phone number registration unit 108 store a phone number of a family member, friend, acquaintance, etc. (that is, a phone number that is not a phone number used by the fraudster).

The notification destination registration unit 109 stores one or more notification destinations. Note that the first alarm and the second alarm are notified by email, telephone, or short message service. Therefore, the notification destination registration unit 109 stores an email address and a telephone number (for example, a mobile phone number). For example, the caller 30 can store email addresses and telephone numbers (for example, mobile phone numbers) of family members, friends, acquaintances, etc. in the notification destination registration unit 109. Note that the notification destinations for the first alarm and the second alarm may be the same notification destination, or may be different notification destinations.

<Method>
FIG. 4 is a sequence diagram of processing of the fraud damage prevention warning system 1 according to an embodiment of the present invention.

In step 1 (S1), the fraud damage prevention alarm device 10 (call initiation detection unit 101) detects a phone number other than the pre-registered phone number (that is, a phone number not stored in the phone number registration unit 108) in the telephone 11. Detects the start of a call with a phone number).

In step 2 (S2), when the start of a call with a phone number other than the phone number registered in advance in S1 is detected, the fraud damage prevention alarm device 10 (first timer management unit 102) start the timer.

In step 3 (S3), the fraud damage prevention alarm device 10 (first alarm transmitter 103), if a predetermined time has elapsed since the start of a call with a phone number other than the phone number registered in advance in S1, The first alarm is notified to a predetermined notification destination (that is, a notification destination stored in the notification destination registration unit 109).

In step 4 (S4), the fraud damage prevention warning device 10 (call end detection unit 104) detects, in the telephone 11, the end of a call with a phone number other than the phone number registered in advance in S1.

In step 5 (S5), when the end of a call with a phone number other than the phone number registered in advance in S4 is detected, the fraud damage prevention alarm device 10 (second timer management unit 106) start the timer.

In step 6 (S6), the fraud damage prevention alarm device 10 (absence detection unit 105) detects that the caller 30 is absent based on the information from the door opening/closing sensor 21.

In step 7 (S7), the fraud damage prevention warning device 10 (second warning transmitter 107) detects the absence of the caller 30 in S6 within a predetermined time after the end of the call in S4. The second alarm is notified to a predetermined notification destination (that is, the notification destination stored in the notification destination registration unit 109).

Hereinafter, with reference to FIG. 5, a process in which the fraud damage prevention warning device 10 notifies the first warning based on the call duration will be explained, and with reference to FIG. The process of notifying the second alarm based on absence will be explained. Note that both the process in FIG. 5 and the process in FIG. 6 may be executed for a certain call, or either the process in FIG. 5 or the process in FIG. 6 may be executed.

FIG. 5 is a flowchart of a process for notifying a first alarm based on call duration according to an embodiment of the present invention.

In step 11 (S11), the call start detection unit 101 detects the start of a call with a phone number other than the phone number registered in advance (that is, a phone number not stored in the phone number registration unit 108).

In step 12 (S12), the first timer management unit 102 starts the first timer when the start of a call with a phone number other than the phone number registered in advance in S11 is detected.

In step 13 (S13), the first alarm transmitter 103 sends the first alarm to a predetermined notification destination when the call time with a phone number other than the pre-registered phone number in S11 exceeds a predetermined time. (that is, the notification destination stored in the notification destination registration unit 109).

<Effect>
In one embodiment of the present invention, if a call is made to a phone number that appears to be fraudulent, and the caller continues to talk for a long time, it is determined that this is a sign of fraud, and a predetermined notification destination ( For example, family members, etc.) can be notified, thereby preventing damage from fraud.

FIG. 6 is a flowchart of a process for notifying a second alarm based on the absence of the calling party 30 according to an embodiment of the present invention.

In step 21 (S21), the call end detection unit 104 detects the end of a call with a phone number other than the pre-registered phone number (that is, a phone number not stored in the phone number registration unit 108).

In step 22 (S22), the second timer management unit 106 activates the second timer when the end of a call with a phone number other than the phone number registered in advance in S21 is detected.

In step 23 (S23), the absence detection unit 105 detects that the caller 30 is absent based on the information from the door opening/closing sensor 21.

In step 24 (S24), the second alarm transmitting unit 107 sends a predetermined notification of a second alarm when the absence of the caller 30 is detected in S23 within a predetermined time after the call ends in S22. The notification destination (that is, the notification destination stored in the notification destination registration unit 109) is notified.

<Effect>
In one embodiment of the present invention, if a call is made to a phone number that appears to be fraudulent, and the caller 30 leaves the house after the call, it is determined that this is a sign of fraud, and a predetermined notification destination (for example, This allows you to notify your family, etc., thereby preventing damage from fraud.

Although the embodiments have been described above, changes in form and details can be made without departing from the spirit and scope of the claims.

1 Fraud damage prevention alarm system 10 Fraud damage prevention alarm device 11 Telephone 21 Door opening/closing sensor 30 Caller 101 Call start detection section 102 First timer management section 103 First alarm transmission section 104 Call end detection section 105 Absence detection section 106 Second timer management section 107 Second alarm transmission section 108 Telephone number registration section 109 Notification destination registration section

Claims (4)

a call end detection unit that detects the end of a call with a phone number other than a pre-registered phone number;
a timer management unit that starts a timer when an end of a call with a phone number other than the pre-registered phone number is detected;
an absence detection unit that detects when the caller is absent;
A fraud damage prevention alarm device, comprising: an alarm transmitter that notifies a predetermined notification destination of an alarm when the caller's absence is detected within a predetermined time after the end of the call. A method carried out by a fraud damage prevention alarm device, comprising:
detecting termination of a call with a phone number other than a pre-registered phone number;
activating a timer when an end of a call with a phone number other than the pre-registered phone number is detected;
detecting that the caller is absent;
A method comprising the step of notifying a predetermined notification destination of an alarm when the absence of the caller is detected within a predetermined time after the end of the call. Fraud damage prevention alarm device,
a call end detection unit that detects the end of a call with a phone number other than a pre-registered phone number;
a timer management unit that starts a timer when an end of a call with a phone number other than the pre-registered phone number is detected;
an absence detection unit that detects when the caller is absent;
A program for functioning as an alarm transmitter that notifies a predetermined notification destination of an alarm when the absence of the caller is detected within a predetermined time after the end of the call. A fraud damage prevention alarm system including a fraud damage prevention alarm device, a telephone, and a door opening/closing sensor,
The fraud damage prevention warning device is
a call end detection unit that detects the end of a call with a phone number other than a pre-registered phone number in the telephone;
a timer management unit that starts a timer when an end of a call with a phone number other than the pre-registered phone number is detected;
an absence detection unit that detects that the caller is absent based on information from the door opening/closing sensor;
A fraud damage prevention alarm system, comprising: an alarm transmitter that notifies a predetermined notification destination of an alarm when the caller's absence is detected within a predetermined time after the end of the call.

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