WO2017149779A1 - Système de surveillance de dispositif, procédé de surveillance de dispositif et programme - Google Patents

Système de surveillance de dispositif, procédé de surveillance de dispositif et programme Download PDF

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Publication number
WO2017149779A1
WO2017149779A1 PCT/JP2016/056860 JP2016056860W WO2017149779A1 WO 2017149779 A1 WO2017149779 A1 WO 2017149779A1 JP 2016056860 W JP2016056860 W JP 2016056860W WO 2017149779 A1 WO2017149779 A1 WO 2017149779A1
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WO
WIPO (PCT)
Prior art keywords
password
authentication
address
determination
input
Prior art date
Application number
PCT/JP2016/056860
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English (en)
Japanese (ja)
Inventor
俊二 菅谷
Original Assignee
株式会社オプティム
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社オプティム filed Critical 株式会社オプティム
Priority to PCT/JP2016/056860 priority Critical patent/WO2017149779A1/fr
Priority to JP2018502497A priority patent/JPWO2017149779A1/ja
Publication of WO2017149779A1 publication Critical patent/WO2017149779A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/45—Structures or tools for the administration of authentication
    • G06F21/46—Structures or tools for the administration of authentication by designing passwords or checking the strength of passwords

Definitions

  • the present invention relates to a device monitoring system, a device monitoring method, and a program for monitoring whether or not information is leaked from a device.
  • a mode of permitting use of the device by authentication with a password is disclosed.
  • the password is not set or when the password is easy to guess, there is a possibility that the device is easily used by an unauthorized user and information is leaked.
  • Patent Document 1 it is a countermeasure after a device password is leaked to an unauthorized user, and it cannot be determined whether or not such a password is easily broken in the first place. .
  • an object of the present invention is to provide a device monitoring system, a device monitoring method, and a program capable of determining whether a password set in a device is easily broken. To do.
  • the present invention provides the following solutions.
  • the invention according to the first feature is a receiving means for receiving an input of an IP address corresponding to a device to be monitored; Access means for accessing the device based on the accepted IP address; A judging means for judging whether or not a password set in the device is easily broken; Output means for outputting the result of the determination; A device monitoring system is provided.
  • the device monitoring system receives an input of an IP address corresponding to a device to be monitored, accesses the device based on the received IP address, and sets the device It is determined whether or not the password being entered is easily broken, and the result of the determination is output.
  • the determining means determines whether or not the security level of the password set in the device is greater than or equal to a predetermined threshold value, so that it is easily broken.
  • the device monitoring system according to the first feature is easily broken depending on whether the security level of the password set in the device is equal to or higher than a predetermined threshold. Determine if it is in a state.
  • the invention according to the third feature includes dictionary means in which a password that is easily broken is described; With The determination unit determines whether the password is easily broken by checking the password set in the device with the dictionary unit; There is provided an apparatus monitoring system which is an invention according to a first feature.
  • the device monitoring system according to the first aspect of the invention describes a password that is easily broken, and collates the password set in the device with the dictionary means. To determine whether the password is easily broken.
  • the invention according to the fourth feature is a step of receiving an input of an IP address corresponding to a device to be monitored; Accessing the device based on the accepted IP address; Determining whether a password set in the device is easily broken; Outputting the result of the determination; A device monitoring method is provided.
  • the invention according to the fifth feature provides a device monitoring system, Receiving an IP address corresponding to a device to be monitored; Accessing the device based on the accepted IP address; Determining whether a password set in the device is easily broken; Outputting the result of the determination; A program characterized in that is executed is provided.
  • the present invention it is possible to provide a device monitoring system, a device monitoring method, and a program capable of determining whether or not a password set in a device is easily broken.
  • FIG. 1 is a diagram showing an outline of the device monitoring system 1.
  • FIG. 2 is an overall configuration diagram of the device monitoring system 1.
  • FIG. 3 is a functional block diagram of the operator terminal 100, the device 200, and the user terminal 300.
  • FIG. 4 is a flowchart showing device monitoring processing executed by the operator terminal 100, the device 200, and the user terminal 300.
  • FIG. 5 is an IP address input acceptance screen.
  • FIG. 6 is a diagram showing a dictionary table.
  • FIG. 7 is a determination result screen when the authentication ID and password are not set.
  • FIG. 8 is a determination result screen in a state where the authentication ID and password are easily broken.
  • FIG. 9 is a determination result screen in a state where the authentication ID and password are not easily broken.
  • FIG. 1 is a diagram for explaining an overview of a device monitoring system 1 which is a preferred embodiment of the present invention.
  • the device monitoring system 1 includes an operator terminal 100, a device 200, and a user terminal 300.
  • the operator terminal 100, the device 200, and the user terminal 300 are not limited to one, but may be plural.
  • Each device may be realized by either or both of an actual device and a virtual device.
  • each process to be described later may be realized by any one or combination of each device of the operator terminal 100, the device 200, and the user terminal 300.
  • the operator terminal 100 is a terminal device owned by a service provider capable of data communication with the device 200 and the user terminal 300.
  • the operator terminal 100 is, for example, an electric appliance such as a netbook terminal, a slate terminal, an electronic book terminal, and a portable music player in addition to a mobile phone, a portable information terminal, a tablet terminal, and a personal computer.
  • the device 200 is a monitoring target device capable of data communication with the operator terminal 100 and the user terminal 300.
  • the device 200 is an article that is connected to a network such as a multifunction peripheral, a printer, a server, and a network camera and can be operated by the operator terminal 100, the user terminal 300, or another terminal device.
  • the user terminal 300 is a terminal device owned by a service target person capable of data communication with the operator terminal 100 and the device 200.
  • the user terminal 300 is an electrical appliance similar to the operator terminal 100 described above.
  • the operator terminal 100 receives an input of an IP address corresponding to the device 200 to be monitored (step S01).
  • the operator terminal 100 accesses the device 200 based on the accepted IP address (step S02).
  • the operator terminal 100 determines whether the authentication ID and password of the device 200 are set. When the operator terminal 100 determines that the authentication ID and password are not set in the device 200, the operator terminal 100 outputs a determination result indicating that. When the operator terminal 100 determines that the authentication ID and password are set, the operator terminal 100 determines whether or not the authentication ID and password are easily broken.
  • the operator terminal 100 may, for example, analyze the authentication ID and password, determine whether or not it is easily broken based on the analysis result, evaluate the security level based on the analysis result, It may be determined whether or not the evaluation is easily broken based on whether or not the evaluation is equal to or higher than a predetermined threshold, or a dictionary in which authentication IDs and passwords that are generally used frequently are registered in advance is stored.
  • the operator terminal 100 outputs determination result data indicating the determination result to the user terminal 300 (step S03).
  • the operator terminal 100 may determine only the password, not the authentication ID and password. In this case, it may be determined whether or not the password is easily broken.
  • the user terminal 300 receives the determination result data, and based on this determination result data, displays the determination result regarding the authentication ID and the password easily breached by the operator terminal 100.
  • FIG. 2 is a diagram showing a system configuration of the device monitoring system 1 which is a preferred embodiment of the present invention.
  • the device monitoring system 1 includes an operator terminal 100, a device 200, a user terminal 300, and a public line network (Internet network, third and fourth generation communication network, etc.) 5.
  • the operator terminal 100, the device 200, and the user terminal 300 are not limited to one, but may be plural.
  • Each device is not limited to a real device, and may be a virtual device.
  • each process described below may be executed by any one or a combination of the apparatuses.
  • the operator terminal 100 has the functions described later and is the terminal device described above.
  • the device 200 has the functions described later and is the above-described article.
  • the user terminal 300 has the functions described below and is the terminal device described above.
  • FIG. 3 is a functional block diagram of the operator terminal 100, the device 200, and the user terminal 300.
  • the operator terminal 100 includes a CPU (Central Processing Unit), a RAM (Random Access Memory), a ROM (Read Only Memory), and the like, and as a communication unit 120, a device for enabling communication with other devices, such as IEEE802. 11 compatible with WiFi (Wireless Fidelity) compatible devices.
  • the operator terminal 100 also includes a data storage unit such as a hard disk, a semiconductor memory, a recording medium, or a memory card as the storage unit 130. Further, the operator terminal 100 includes, as the input / output unit 140, a display unit that outputs and displays data and images controlled by the control unit 110, an input unit such as a touch panel, a keyboard, and a mouse that receives input from the user.
  • the control unit 110 when the control unit 110 reads a predetermined program, the device access module 150, the determination result output module 151, and the device determination module 152 are realized in cooperation with the communication unit 120. Further, in the operator terminal 100, the control unit 110 reads a predetermined program, thereby realizing the dictionary storage module 160 in cooperation with the storage unit 130. Also, in the operator terminal 100, the IP address input receiving module 170 is realized in cooperation with the input / output unit 140 by the control unit 110 reading a predetermined program.
  • the device 200 includes a CPU, RAM, ROM, and the like as the control unit 210, and a wireless device and the like for enabling communication with other devices as the communication unit 220.
  • the device 200 implements the connection request receiving module 250 in cooperation with the communication unit 220 when the control unit 210 reads a predetermined program.
  • the user terminal 300 includes a CPU, RAM, ROM, and the like as the control unit 310, and includes a wireless device and the like for enabling communication with other devices as the communication unit 320, and an input / output unit.
  • a display part, an input part, etc. are provided.
  • the user terminal 300 implements the determination result receiving module 350 in cooperation with the communication unit 320 when the control unit 310 reads a predetermined program. In addition, the user terminal 300 implements the determination result display module 360 in cooperation with the input / output unit 340 by the control unit 310 reading a predetermined program.
  • FIG. 4 is a flowchart of device monitoring processing executed by the operator terminal 100, the device 200, and the user terminal 300. The processing executed by the modules of each device described above will be described together with this processing.
  • the IP address input reception module 170 determines whether or not an input of an IP address corresponding to the device 200 to be monitored has been received (step S10).
  • the IP address input reception module 170 activates a dedicated application, an Internet browsing application, or the like, and determines whether or not an input of an IP address is received in a predetermined input field.
  • FIG. 5 is a diagram showing an IP address input acceptance screen displayed by the IP address input acceptance module 170.
  • the IP address input reception module 170 displays a message display area 400, an IP address input area 410, a determination icon 420, and a cancel icon 430 as an IP address input reception screen.
  • the message display area 400 is an area for displaying a message that prompts the device 200 to input an IP address.
  • the IP address input area 410 is an area for receiving an input of the global IP address of the target device 200.
  • the IP address input area 410 receives an input of the global IP address of the device 200 and displays the received global IP address.
  • the determination icon 420 receives an input operation
  • the device access module 150 executes access to the global IP address received in the IP address input area 410.
  • a cancel icon 430 terminates this screen upon accepting an input operation.
  • the IP address input receiving module 170 may receive an input of an IP address directly from an operator, or may receive an input for selecting an IP address of the device 200 to be accessed from a plurality of preset IP addresses.
  • the IP address input receiving module 170 may receive an input from a touch panel or a keyboard from an operator, or may receive an IP address input by receiving a voice input from the operator. Further, the IP address input reception module 170 may receive input of other information such as a port number and a MAC address in addition to the input of the global IP address.
  • step S10 the IP address input reception module 170 determines that the input of the IP address has not been received (NO in step S10), that is, when the input operation of the cancel icon 430 has been received, If no IP address is input and the input of the determination icon 420 is received, this process is repeated until the input of the IP address is received.
  • the IP address input reception module 170 When the IP address input reception module 170 receives an input of the determination icon 420 when no IP address is input in the IP address input area 410, the IP address input reception module 170 displays an error notification to that effect and inputs the IP address again. It may be configured to display an urging message and accept an input of an IP address.
  • step S10 determines in step S10 that the input of the IP address has been received (YES in step S10), that is, the IP address is input to the IP address input area 410 and the determination icon 420 is input. If accepted, the device access module 150 transmits connection request data indicating a connection request to the device 200 having the accepted IP address (step S11).
  • the connection request receiving module 250 receives the connection request data transmitted by the operator terminal 100.
  • the operator terminal 100 and the device 200 establish network communication (step S12).
  • the device access module 150 determines whether an authentication ID and a password are set for the accessed device 200 (step S13). In step S13, the device access module 150 may determine whether an authentication ID and a password are set based on whether the device 200 can be used. The device access module 150 may determine whether or not the authentication ID and password are set by another method.
  • step S13 when the device access module 150 determines that the authentication ID and password are not set (NO in step S13), the determination result output module 151 sends the determination result data indicating the determination result to the user terminal 300. Output (step S16).
  • step S13 when the device access module 150 determines that the authentication ID and password are set (YES in step S13), that is, when the device 200 cannot be used, the device determination module 152 The authentication ID and password set in (2) are analyzed (step S14).
  • step S14 the device determination module 152 analyzes the authentication ID and password based on, for example, an authentication ID and password analogy, a dictionary, and a brute force method as an analysis method. Note that the device determination module 152 may analyze the authentication ID and password by other methods.
  • the device determination module 152 performs analysis based on information such as an authentication ID and password that are frequently used, a user's name or login name, a birthday, and an address as an analogy method. Further, as a dictionary method, the device determination module 152 stores an authentication ID and a password that are frequently used in a dictionary table in the dictionary storage module 160 in advance as a dictionary table, and performs analysis by collating the dictionary table. Alternatively, analysis may be performed based on a character string or the like posted in a general dictionary. Further, the device determination module 152 may analyze by trying all possible authentication IDs and passwords. The device determination module 152 may analyze the authentication ID and password by combining the above-described methods, or may analyze the authentication ID and password by other methods.
  • FIG. 6 is a diagram showing a dictionary table stored in the dictionary storage module 160.
  • the dictionary storage module 160 stores authentication IDs and passwords that are frequently used in association with each other.
  • the operator terminal 100 acquires authentication IDs and passwords that are frequently used from an external site or a database, and creates and stores them as a dictionary table.
  • “admin”, “user”, “abc123”, and “123456” are authentication IDs that are frequently used.
  • frequently used passwords are “admin”, “user”, “qwerty”, and “56789”.
  • dictionary storage module 160 may store an authentication ID and password that are frequently used other than the authentication ID and password described above, or may store only one of the authentication ID and password described above. Further, the dictionary storage module 160 does not associate the authentication ID with the password, and may store them separately.
  • the device determination module 152 determines the strength indicating whether or not the analyzed authentication ID and password are easily broken (step S15).
  • the device determination module 152 uses a string of frequently used authentication IDs and passwords, a user name, a birthday, personal information, the number of characters, uppercase letters, lowercase letters, numbers, or symbols.
  • the security level of the authentication ID and password is determined based on a determination criterion such as a combination, a character string having a sequential order, or a number having a sequential order.
  • the device determination module 152 determines whether or not the authentication ID and password are strong based on whether or not the security level is equal to or higher than a predetermined threshold.
  • the device determination module 152 determines that the strength of the authentication ID and password is low when it is lower than the predetermined threshold, and determines that the authentication ID and password are easily broken.
  • the device determination module 152 determines that the strength of the authentication ID and password is high, and determines that the authentication ID and password are not easily broken.
  • the device determination module 152 compares the analyzed authentication ID and password with the authentication ID and password stored in the dictionary table, and determines the strength of the authentication ID and password based on whether or not they match. If they match, the device determination module 152 determines that the strength of the authentication ID and password is low, and determines that the authentication ID and password are easily broken. Further, if they do not match, the device determination module 152 determines that the strength of the authentication ID and password is high, and determines that the authentication ID and password are not easily broken.
  • the device determination module 152 may determine whether the authentication ID and the password are easily broken by another method.
  • the determination result output module 151 outputs determination result data indicating the determination result in step S15 to the user terminal 300 (step S16).
  • the judgment result receiving module 350 receives judgment result data.
  • the determination result display module 360 displays a determination result screen based on the received determination result data (step S17).
  • FIG. 7 is a diagram illustrating a determination result screen when the authentication ID and password displayed by the determination result display module 360 are not set.
  • the determination result display module 360 displays a determination result display area 500, a determination content display area 510, a recommended display area 520, a setting icon 530, and an end icon 540.
  • the determination result display area 500 displays a message indicating that this screen is a screen showing a diagnosis result regarding the strength of the authentication ID and password.
  • the determination content display area 510 displays a notification message that the authentication ID and password are not set and a notification message that prompts the user to set the authentication ID and password.
  • the recommended display area 520 displays a plurality of authentication ID and password candidates that are difficult to break.
  • the authentication ID and password candidates displayed in the recommended display area 520 are authentication IDs and passwords that are not easily broken such as randomly generated character strings or character strings created by an external site or database.
  • the setting icon 530 receives an operation input from the user and displays a setting screen for the authentication ID and password of the device 200.
  • the end icon 540 receives an operation input from the user and ends the display of this screen.
  • FIG. 8 is a diagram illustrating a determination result screen when the authentication ID and password displayed by the determination result display module 360 are easily broken.
  • the determination result display module 360 displays a determination result display area 600, a determination content display area 610, an intensity display area 620, a recommended display area 630, a setting icon 640, and an end icon 650.
  • the judgment result display area 600 is the same as the judgment result display area 500 described above.
  • the determination content display area 610 displays a notification message indicating that the authentication ID and password are easily broken and a notification message prompting resetting of the authentication ID and password.
  • the strength display area 620 displays the currently set authentication ID and password strength.
  • the intensity display area 620 displays the intensity as a bar graph. The longer the bar graph, the higher the strength, and the shorter the bar graph, the lower the strength. In the present embodiment, the length of the bar graph is indicated by hatching processing.
  • the recommended display area 630, the setting icon 640, and the end icon 650 are the same as the recommended display area 520, the setting icon 530, and the end icon 540 described above.
  • the intensity display area 620 may display the intensity in other forms such as a numerical value, a color, and a character string.
  • FIG. 9 is a diagram illustrating a determination result screen when the authentication ID and password displayed by the determination result display module 360 are not easily broken.
  • the determination result display module 360 displays a determination result display area 700, a determination content display area 710, an intensity display area 720, and an end icon 730.
  • the judgment result display area 700 is the same as the judgment result display area 500 described above.
  • the determination content display area 710 displays a notification message indicating that the authentication ID and password are not easily broken.
  • the intensity display area 720 and the end icon 730 are the same as the intensity display area 620 and the end icon 540 described above.
  • processing may be executed every predetermined period, for example, every month, every week, every 10 days, or every 20 days. Moreover, you may perform every other period and may be performed at another timing.
  • the above is the device monitoring process.
  • the user can check whether information on the device 200 connected to the network owned by the user is leaked. It is possible to determine whether the password is easily broken.
  • the means and functions described above are realized by a computer (including a CPU, an information processing apparatus, and various terminals) reading and executing a predetermined program.
  • the program is provided in a form recorded on a computer-readable recording medium such as a flexible disk, CD (CD-ROM, etc.), DVD (DVD-ROM, DVD-RAM, etc.).
  • the computer reads the program from the recording medium, transfers it to the internal storage device or the external storage device, stores it, and executes it.
  • the program may be recorded in advance in a storage device (recording medium) such as a magnetic disk, an optical disk, or a magneto-optical disk, and provided from the storage device to a computer via a communication line.
  • 1 device monitoring system 100 operator terminals, 200 devices, 300 user terminals

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
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  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
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Abstract

L'invention aborde le problème de la réalisation d'un système de surveillance de dispositif, d'un procédé de surveillance de dispositif et d'un programme qui permettent de déterminer si un mot de passe défini pour un dispositif se trouve dans un état facile à craquer. Pour ce faire, selon l'invention, une entrée d'une adresse IP correspondant à un dispositif (200) sélectionné pour être surveillé est reçue. L'accès au dispositif (200) s'effectue sur la base de l'adresse IP qui a été reçue. Il est déterminé si un mot de passe défini pour le dispositif (200) se trouve dans un état facile à craquer. Le résultat de la détermination est délivré en sortie.
PCT/JP2016/056860 2016-03-04 2016-03-04 Système de surveillance de dispositif, procédé de surveillance de dispositif et programme WO2017149779A1 (fr)

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PCT/JP2016/056860 WO2017149779A1 (fr) 2016-03-04 2016-03-04 Système de surveillance de dispositif, procédé de surveillance de dispositif et programme
JP2018502497A JPWO2017149779A1 (ja) 2016-03-04 2016-03-04 機器監視システム、機器監視方法及びプログラム

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PCT/JP2016/056860 WO2017149779A1 (fr) 2016-03-04 2016-03-04 Système de surveillance de dispositif, procédé de surveillance de dispositif et programme

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JP2003203051A (ja) * 2002-01-07 2003-07-18 Yamatake Corp セキュリティ対策実行装置及びその方法と、セキュリティ対策実行プログラム及びそのプログラムを記録した記録媒体
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JP2008257577A (ja) * 2007-04-06 2008-10-23 Lac Co Ltd セキュリティ診断システム、方法およびプログラム
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US9122867B2 (en) * 2007-06-08 2015-09-01 International Business Machines Corporation Techniques for presenting password feedback to a computer system user
JP2012161059A (ja) * 2011-02-03 2012-08-23 Konica Minolta Business Technologies Inc 画像処理装置、印刷システム、印刷方法、およびコンピュータプログラム
JP5981663B2 (ja) * 2014-06-27 2016-08-31 楽天株式会社 情報処理装置、情報処理方法、プログラム、記憶媒体及びパスワード入力装置

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Publication number Priority date Publication date Assignee Title
JP2001337919A (ja) * 2000-05-24 2001-12-07 Mitsubishi Electric Corp セキュリティホール診断方式
JP2003203051A (ja) * 2002-01-07 2003-07-18 Yamatake Corp セキュリティ対策実行装置及びその方法と、セキュリティ対策実行プログラム及びそのプログラムを記録した記録媒体
JP2004133720A (ja) * 2002-10-11 2004-04-30 Yamatake Corp パスワード強度検査方法及びその装置と、パスワード強度検査プログラム及びそのプログラムを記録した記録媒体
JP2008257577A (ja) * 2007-04-06 2008-10-23 Lac Co Ltd セキュリティ診断システム、方法およびプログラム
JP2012037948A (ja) * 2010-08-04 2012-02-23 Hitachi Ltd 機器の使用条件変更方法
JP2012073904A (ja) * 2010-09-29 2012-04-12 Pfu Ltd 情報処理装置、パスワード診断方法およびプログラム

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