WO2022030278A1 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
WO2022030278A1
WO2022030278A1 PCT/JP2021/027506 JP2021027506W WO2022030278A1 WO 2022030278 A1 WO2022030278 A1 WO 2022030278A1 JP 2021027506 W JP2021027506 W JP 2021027506W WO 2022030278 A1 WO2022030278 A1 WO 2022030278A1
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WO
WIPO (PCT)
Prior art keywords
image
unit
password
control unit
predetermined
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2021/027506
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
マーク ザイデル ギンドイ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Document Solutions Inc
Original Assignee
Kyocera Document Solutions Inc
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 Kyocera Document Solutions Inc filed Critical Kyocera Document Solutions Inc
Priority to JP2022541441A priority Critical patent/JP7428257B2/ja
Publication of WO2022030278A1 publication Critical patent/WO2022030278A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals

Definitions

  • the present invention relates to an image forming apparatus, and more particularly to a technique for forming a manuscript image including a plurality of numbers that may indicate personal information.
  • Patent Document 1 discloses a technique for changing an e-mail transmission route when a credit card number, a telephone number, or the like is detected from an e-mail message.
  • Patent Document 1 since the transmission of a message containing personal information is stopped, the personal information is used for improper use by a user who intends to improperly use the personal information. You can prevent that. However, it is inconvenient for users who intend to use personal information properly because they cannot use personal information.
  • the present invention has been made in view of the above circumstances, and is intended to prevent the personal information from being used by a user who intends to use the personal information inappropriately and to use the personal information appropriately.
  • the purpose is to make personal information available to existing users.
  • the image forming apparatus includes an image reading unit that reads a document and generates an original image, an image forming unit that forms the original image on a recording medium, and a storage unit that stores a predetermined password.
  • It is provided with an input unit for inputting a user's instruction and a control unit.
  • the control unit receives a password via the input unit when a plurality of numbers arranged according to a predetermined rule are detected from the manuscript image, and the input password matches the predetermined password.
  • the image forming unit is made to form the original image on the recording medium without making a predetermined change, and a plurality of numbers arranged according to a predetermined rule are detected from the original image.
  • a predetermined change is made.
  • the image forming unit is made to form the original image on the recording medium.
  • a user having a predetermined password can acquire a manuscript image including a plurality of numbers that are likely to be personal information in a state where the original image has not been changed. Therefore, since the user who intends to use the personal information appropriately can use the manuscript image, the convenience of the user is improved as compared with the case where the acquisition of the personal information is restricted to all users.
  • a user who does not have a predetermined password can only acquire a manuscript image with a predetermined change, so that the manuscript image is not suitable for a user who intends to improperly use personal information. It can be prevented from being used for appropriate purposes.
  • FIG. 1 is a perspective view showing the appearance of an image forming apparatus according to an embodiment of the present invention.
  • FIG. 2 is a block diagram showing an internal configuration of an image forming apparatus.
  • the image forming apparatus 1 is a multifunction device having a plurality of functions such as a copy function, a transmission function, a printer function, and a facsimile function.
  • the housing of the image forming apparatus 1 houses a plurality of devices for realizing various functions of the image forming apparatus 1.
  • the housing includes an image reading unit 11, an image forming unit 12, a fixing unit 13, a paper feeding unit 14, and the like.
  • the image forming apparatus 1 includes a control unit 100.
  • the control unit 100 includes a processor, a RAM (RandomAccessMemory), a ROM (ReadOnlyMemory), and the like.
  • the processor is, for example, a CPU (Central Processing Unit), an MPU (Micro Processing Unit), an ASIC (Application Specific Integrated Circuit), or the like.
  • the control unit 100 functions as the control unit 10 when the control program stored in the ROM or the HDD 18 is executed by the processor.
  • the control unit 10 may be configured by a logic circuit regardless of the operation based on the control program.
  • the control unit 10 controls the entire image forming apparatus 1. More specifically, the control unit 10 controls the operation of each unit of the image forming apparatus 1 and communication with an external device such as a PC (Personal Computer) 24 connected via a network.
  • the control unit 10 also operates according to a detection program described later, and when a plurality of numbers arranged according to a predetermined rule are detected from the original image, the control unit 10 makes a predetermined change according to the input of the password. For settlement to execute the first image forming process for forming the original image on the recording paper without any problem, or the second image forming process for forming the original image on the recording paper by making predetermined changes. Execute the card detection process.
  • the payment card is a card for performing automatic payment, and is, for example, a credit card or a debit card.
  • the control unit 100 includes a document transfer unit 6, an image reading unit 11, an image forming unit 12, a fixing unit 13, a paper feeding unit 14, a display unit 15, an operation unit 16, a transport unit 17, an HDD 18, an image processing unit 19, and an image memory. 20. It is electrically connected to the facsimile communication unit 21, the image pickup unit 22, the communication unit 23, and the like.
  • the image reading unit 11 is a document transporting unit 6 that transports the document placed on the platen, and a scanner that optically reads the document transported by the document transporting unit 6 or the document placed on the platen glass. And is an ADF (Auto Document Feeder) including.
  • the image reading unit 11 irradiates the document with the light irradiation unit and receives the reflected light with the CCD (Charge-Coupled Device) sensor to read the document and generate image data indicating the document image.
  • CCD Charge-Coupled Device
  • the image forming unit 12 includes a photoconductor drum, a charging device, an exposure device, a developing device, and a transfer device.
  • the image forming unit 12 is a recording paper conveyed along the conveying path by the conveying unit 17 based on the image data generated by the image reading unit 11 or the image data input via the communication unit 23. Form an image composed of toner images.
  • the fixing unit 13 fixes the toner image on the recording paper by heating and pressurizing the recording paper on which the toner image is formed by the image forming unit 12.
  • the recording paper on which the toner image is fixed by the fixing unit 13 is discharged to the discharge tray 8.
  • the paper feed unit 14 includes a manual feed tray and a plurality of paper feed cassettes.
  • the paper feed unit 14 pulls out the recording paper stored in the paper feed cassette or the recording paper placed on the manual feed tray one by one by the pickup roller and feeds the paper into the transport path.
  • the display unit 15 is a display device composed of a liquid crystal display, an organic EL (Organic Light-Emitting Diode) display, or the like.
  • the display unit 15 displays various screens for each function that can be executed by the image forming apparatus 1 under the control of the control unit 10.
  • the operation unit 16 includes a plurality of hard keys such as a start key 16A for instructing the start of execution of each process.
  • the operation unit 16 also includes a touch panel 16B that is superimposed on the display unit 15.
  • the user inputs various information such as instructions for each function that can be executed by the image forming apparatus 1 via the operation unit 16.
  • the operation unit 16 is an example of an input unit within the scope of claims.
  • the transport unit 17 includes a transport roller pair and a discharge roller equal, and a transport motor electrically connected to the transport roller pair and the discharge roller equal.
  • the transport roller pair and the discharge roller pair are arranged along the transport path.
  • the control unit 10 drives the transport motor to rotate the transport roller pair and the discharge roller equal to each other, so that the recording paper fed by the paper feed unit 14 is transported toward the image forming unit 12 and the discharge tray 8. Transport along.
  • the HDD 18 is a large-capacity storage device for storing various data such as image data generated by the image reading unit 11.
  • the HDD 18 stores various control programs for realizing the general operation of the image forming apparatus 1.
  • the HDD 18 stores, as one of various control programs, a detection program for executing the payment card detection process according to the embodiment of the present invention.
  • the HDD 18 is an example of a storage unit within the scope of claims.
  • the HDD 18 stores an OCR program for executing a general OCR (Optical Character Recognition) process as one of various control programs.
  • the control unit 10 recognizes the characters included in the image indicated by the image data by operating according to the OCR program. Here, it is assumed that the letters include numbers.
  • the HDD 18 stores the administrator name, the administrator password, and the administrator e-mail address in association with each other as the administrator information in advance.
  • the HDD 18 associates the administrator name "JOHN”, the administrator password "ABCDE”, and the administrator e-mail address "JOHN@XYZ.COM" as the administrator information. I assume that I remember it.
  • the HDD 18 stores the user name and the password in advance as user information in association with each other. In this case, it is assumed that the HDD 18 stores the user name "ARIEL” and the password "FGHIJ” in association with each other as user information. It is assumed that the HDD 18 also stores the user name "AMAYA” and the password "KLMNO" in association with each other as user information.
  • the image processing unit 19 executes image processing on the image data generated by the image reading unit 11 as necessary.
  • the image memory 20 includes an area for temporarily storing image data generated by the image reading unit 11.
  • the facsimile communication unit 21 connects to a public line and transmits / receives image data via the public line.
  • the image pickup unit 22 is a digital camera composed of an image pickup element, a lens, and the like.
  • the image pickup unit 22 is provided in the operation unit 16.
  • the image pickup unit 22 takes an image of a user operating the operation unit 16 as a subject, and generates image data (hereinafter, simply referred to as “captured image”) indicating the captured image.
  • the communication unit 23 includes a communication module such as a LAN (Local Area Network) board.
  • the image forming apparatus 1 performs data communication with an external device such as a PC 24 connected via a network via the communication unit 23.
  • a power supply is connected to each part of the image forming apparatus 1, and each part of the image forming apparatus 1 operates by supplying electric power from the power source.
  • FIG. 4 is a diagram showing an example of a setting screen.
  • FIG. 5 is a diagram showing an example of the first authentication screen.
  • FIG. 6 is a diagram showing a list of user information.
  • FIG. 7 is a diagram showing an example of a manuscript image.
  • FIG. 8 is a diagram showing an example of the first warning screen.
  • FIG. 9 is a diagram showing an example of the second authentication screen.
  • FIG. 10 is a diagram showing an example of a manuscript image formed without making changes.
  • FIG. 11 is a diagram showing an example of the second warning screen.
  • 12 and 13 are diagrams showing an example of a manuscript image formed by making changes.
  • the control unit 10 When the control unit 10 receives a touch operation on the check box 41 via the touch panel 16B, the control unit 10 causes the display unit 15 to display a check mark in the check box 41 and effectively sets the payment card detection function. After touching the check box 41, it is assumed that the administrator touches the key 42.
  • the display unit 15 When the control unit 10 receives a touch operation on the key 42 via the touch panel 16B, the display unit 15 causes the display unit 15 to display the first authentication screen 50 shown in FIG. 5 on the setting screen 40.
  • the control unit 10 receives the input via the touch panel 16B, the control unit 10 causes the display unit 15 to display the input character string in the column 51.
  • the control unit 10 After inputting the administrator name, it is assumed that the administrator touches the field 52 and inputs the character string "ABCDE” indicating the password using the touch panel 16B.
  • the control unit 10 receives the input via the touch panel 16B, the control unit 10 causes the display unit 15 to display the input character string in the column 52.
  • the administrator confirms the input contents displayed in the columns 51 and 52 and touches the key 53.
  • the control unit 10 receives a touch operation on the key 53 via the touch panel 16B, whether or not the entered password matches the password for the administrator stored in the HDD 18 in association with the entered administrator name. Is determined.
  • the control unit 10 determines that the entered password matches the administrator password, and based on the user information stored in the HDD 18, the display unit 15 is superimposed on the setting screen 40, and FIG.
  • the screen 61 including the list 60 of the user information to be shown is displayed.
  • the administrator touches the check box 62 in order to select the desired authorized user from the list 60.
  • the authorized user means a user who is authorized to form a manuscript image without making a predetermined change.
  • the control unit 10 receives a touch operation on the check box 62 via the touch panel 16B, the control unit 10 causes the display unit 15 to display a check mark in the check box 62.
  • the administrator touches the key 43 of the setting screen 40.
  • the control unit 10 receives a touch operation on the key 43 via the touch panel 16B, the selected user name "ARIEL" and the password "FGHIJ" are associated with each other and stored in the HDD 18 as authorized user information.
  • the control unit 10 determines that the entered password does not match the administrator password
  • the first authentication screen 50 is superimposed on the setting screen 40 without displaying the screen 61 on the display unit 15. Maintain the state of being.
  • the control unit 10 causes the display unit 15 to display a message on the first authentication screen 50 for prompting the re-input of the user name and password, for example, "the input content is incorrect.” May be good.
  • step S10 Operation at the time of executing the payment card detection process It is assumed that the user places the credit card as a manuscript on the platen glass and presses the start key 16A.
  • the control unit 10 detects that the start key 16A is pressed while the payment card detection function is enabled, the control unit 10 starts executing the payment card detection process shown in FIGS. 3A and 3B.
  • the control unit 10 causes the image reading unit 11 to read the document placed on the platen glass, and the image data indicating the document image (hereinafter, simply referred to as “manuscript image”). ) Is generated (step S10). In this case, it is assumed that the control unit 10 causes the image reading unit 11 to generate the original image 70 shown in FIG. 7.
  • the control unit 10 executes OCR processing to recognize the characters included in the manuscript image, and based on the recognized characters, a plurality of characters arranged from the manuscript image according to a predetermined rule. It is determined whether or not the numerical value of is detected (step S11).
  • the predetermined rule is not particularly limited as long as it is a rule that can specify the payment card number, but here, the control unit 10 has 13 or 16 starting from any of "4" to "6". , 15 numbers starting with “34” or “37”, 15 numbers starting with "2131” or “1800”, and 16 numbers starting with “35” The rules shall be used.
  • the control unit 10 determines the plurality of numbers arranged according to a predetermined rule from the manuscript image. Is detected (YES in step S11), and the display unit 15 displays the first warning screen 80 shown in FIG. 8 (step S12).
  • the control unit 10 has a key 82 for inputting a continuation instruction for continuing the formation of the original image, or a key 83 for inputting a save instruction for storing the original image. Until it is touched, the process of determining that the continuation instruction is not accepted (NO in step S13) and the process of determining that the save instruction is not accepted (NO in step S14) are repeated.
  • step S13 the control unit 10 determines that the continuation instruction is accepted (YES in step S13), and the display unit 15 displays the second authentication screen shown in FIG. 90 is displayed (step S15).
  • step S15 the control unit 10 inputs the key 93 for inputting the first instruction for performing user authentication, or the second instruction for forming the original image without performing user authentication.
  • the control unit 10 receives the input via the touch panel 16B, the control unit 10 causes the display unit 15 to display the input character string in the column 92. It is assumed that the user confirms the input contents displayed in the columns 91 and 92 and touches the key 93.
  • control unit 10 When the control unit 10 receives the touch operation for the key 93 via the touch panel 16B, it determines that the first instruction is received (YES in step S16), and the entered password corresponds to the entered user name. It is determined whether or not the password matches the password of the permitted user information stored in the HDD 18 (step S18). In this case, the control unit 10 determines that the entered password and the password of the permitted user information match (YES in step S18), and the original image without making predetermined changes to the image forming unit 12 and the like.
  • the first image forming process for forming the image on the recording paper is executed (step S19). In this case, as shown in FIG. 10, the original image 70 is formed on the recording paper P1 by the first image forming process without making a predetermined change. After the process of step S19, the control unit 10 ends the payment card detection process.
  • the control unit 10 receives the input via the touch panel 16B, the control unit 10 causes the display unit 15 to display the input character string in the column 92. It is assumed that the user confirms the input contents displayed in the columns 91 and 92 and touches the key 93.
  • control unit 10 When the control unit 10 receives the touch operation for the key 93 via the touch panel 16B, it determines that the first instruction is received (YES in step S16). In this case, since the HDD 18 does not store the entered user name and password as the permitted user information, the control unit 10 determines that the entered password does not match the password of the permitted user information (in step S18). NO), it is determined whether or not the number of times that the entered password and the password of the permitted user information do not match (hereinafter referred to as "the number of times of mismatch") is less than the predetermined number of times (step). S20).
  • the predetermined number of times is not particularly limited, but here, 3 times is used.
  • the control unit 10 determines that the number of mismatches is less than a predetermined number (YES in step S20), and returns to the process of step S16.
  • the control unit 10 causes the display unit 15 to display a message on the second authentication screen 90 for prompting the display unit 15 to re-enter the user name and password, for example, "The input content is incorrect.” You may.
  • control unit 10 performs the operations of steps S16 to S20 twice in the same manner as described above, and when the number of mismatches reaches three, determines that the number of mismatches is not less than three (NO in step S20).
  • the image pickup unit 22 is made to take an image of the user who is operating the operation unit 16 to generate an captured image (step S21).
  • step S21 the control unit 10 generates an e-mail to which the generated captured image is attached, and the generated e-mail is stored in the HDD 18 for the administrator via the communication unit 23. It is sent to the e-mail address (step S22).
  • step S22 the control unit 10 causes the display unit 15 to display the second warning screen 110 shown in FIG. 11 (step S23). In this case, the control unit 10 causes the display unit 15 to display a message 111 indicating that the captured image of the user is to be transmitted to the administrator on the second warning screen 110.
  • the control unit 10 causes the image forming unit 12 and the like to perform a second image forming process for forming the original image on the recording paper by making predetermined changes (step S24).
  • the second image forming process makes a change to add the watermark image 121 as a predetermined change, and the original image 70 is formed on the recording paper P2.
  • the watermark image 121 is not particularly limited, but here, an image showing the character string "CONFIDENTIAL" is used.
  • step S17 When the password is not entered The user confirms the second authentication screen 90 and touches the key 94 without entering the user name and password.
  • the control unit 10 determines that the second instruction is received (YES in step S17), proceeds to the process of step S24, and proceeds in the same manner as described above.
  • the image forming unit 12 and the like are made to execute the second image forming process.
  • step S11 If the original image does not include a plurality of numbers arranged according to a predetermined rule, the control unit 10 determines that the plurality of numbers arranged according to the predetermined rule are not detected from the original image (in step S11). NO), the process proceeds to step S19, and the image forming unit 12 and the like are made to execute the first image forming process. Further, when the user touches the key 83 without touching the key 82 of the first warning screen 80, the control unit 10 determines that the save instruction has been accepted (YES in step S14), and the original image 70. The original image 70 is stored in the HDD 18 without forming on the recording paper (step S25). After the process of step S25, the control unit 10 ends the payment card detection process.
  • the control unit 10 when the control unit 10 detects a plurality of numbers 71 arranged in accordance with a predetermined rule from the manuscript image 70, the password is received and input via the touch panel 16B. When the password matches the password of the permitted user information stored in the HDD 18, the image forming unit 12 or the like is made to execute the first image forming process.
  • the control unit 10 also detects a plurality of numbers 71 arranged according to a predetermined rule from the original image 70, and when the password is not accepted via the touch panel 16B and when the password is input via the touch panel 16B. When the password is accepted and the entered password does not match the password of the permitted user information, the image forming unit 12 or the like is made to execute the second image forming process.
  • the user who has the password of the permitted user information can acquire the manuscript image 70 including a plurality of numbers 71 which are highly likely to be personal information in a state where the watermark image 121 is not added. Therefore, since the user who intends to use the personal information appropriately can use the manuscript image 70, the convenience of the user is improved as compared with the case where the acquisition of the personal information is restricted to all the users.
  • a user who does not have a password for authorized user information can only acquire the manuscript image 70 to which the watermark image 121 is added, so that the manuscript image is inappropriate depending on the user who intends to improperly use the personal information. It can be prevented from being used for various purposes.
  • step S10 the control unit 10 is not a manuscript image 70 showing a credit card, but only a plurality of numbers 131 that may correspond to a payment card number, as shown in FIG. 13, for example, by the image reading unit 11.
  • the original image 130 including the above it is determined that a plurality of numbers arranged according to a predetermined rule are detected from the original image 130 (YES in step S11), and the same processing as above is executed. do.
  • the control unit 10 adds the watermark image 121 to the image forming unit 12 and the like to form the original image 130 on the recording paper P3.
  • the second image forming process is executed as long as it contains a plurality of numbers that may correspond to the payment card number. Leakage of personal information can be reliably prevented.
  • the control unit 10 when the number of mismatches becomes more than a predetermined number of times, the control unit 10 causes the image pickup unit 22 to take an image of the user who has entered the password, and causes the communication unit 23 to take an image.
  • the captured image is sent to the administrator's e-mail address, which is a predetermined destination.
  • the administrator of the predetermined destination can acquire the captured image showing the user who may intend to use the personal information improperly, so that the leakage of the personal information can be prevented more effectively. be able to.
  • the control unit 10 makes a change to add only the watermark image 121 to the original image 70 as a predetermined change, but the present invention is not limited to such an embodiment.
  • the control unit 10 makes a change to add to the original image 70, as a predetermined change, a filled image for concealing at least a part of the detected plurality of numbers by filling, together with the watermark image 121. May be good.
  • the control unit 10 may also make a change to add only the filled image to the original image 70 as a predetermined change.
  • FIG. 14 is a diagram showing an example of a manuscript image formed by making predetermined changes.
  • the control unit 10 changes the image forming unit 12 and the like to the watermark image 121 and 12 of the 16 numbers constituting the plurality of numbers 71 as predetermined changes.
  • the original image 70 is formed on the recording paper P4 by adding the filled image 141 that hides the numbers.
  • a user who does not have a password for the permitted user information cannot obtain a plurality of numbers 71, and thus intends to improperly use the personal information. It is possible to surely prevent the personal information from being used for inappropriate purposes by the user.
  • the control unit 10 has also made a modification to add only the watermark image 121 to the original image 70 as a predetermined change, but the present invention is not limited to such an embodiment.
  • the control unit 10 makes a change in the manuscript image 70 to replace the detected plurality of numbers 71 of "5587 3540 0123 4567" with other predetermined numbers as predetermined changes. You may.
  • the other plurality of predetermined numbers are not particularly limited, but are, for example, "1111 2222 3333 44 44" and the like.
  • the control unit 10 is also predetermined for the plurality of characters indicating the name. You may make changes to replace multiple characters indicating other names, or you may make changes to replace multiple numbers indicating the expiration date with multiple numbers indicating other predetermined expiration dates. good.
  • control unit 10 performs a process of causing the communication unit 23 to transmit the captured image to the administrator's e-mail address when the number of mismatches exceeds a predetermined number of times.
  • the invention is not limited to such embodiments.
  • the control unit 10 may have the image forming unit 12 or the like form the captured image on the recording paper.
  • the control unit 10 determines that the second instruction is accepted (YES in step S17), and determines that the number of mismatches is not less than 3 (NO in step S20).
  • the second image forming process was carried out, but the present invention is not limited to such an embodiment.
  • the image is formed only when the user name and password input via the touch panel 16B match the user name and password of the user information stored in advance in the HDD 18. It is assumed that it is configured to execute a login process for permitting the use of the device 1.
  • the control unit 10 when the control unit 10 further executes the second image forming process, the login user name for which login is currently permitted is acquired, and the watermark image 121 is added to the image forming unit 12 and the like to obtain the original image.
  • the information indicating that the 70 is formed may be stored in the HDD 18 in association with the acquired login user name. This makes it possible to track the user formed by adding the watermark image 121 to the original image 70, so that leakage of personal information can be prevented more effectively.
  • the image forming unit 12 and the like formed an image on the recording paper, but the present invention is not limited to such an embodiment.
  • the image forming unit 12 and the like are not limited to the recording paper, and may form an image on another recording medium.
  • another recording medium for example, an OHP (Overhead Projector) sheet can be exemplified.
  • the present invention is not limited to the configuration of the above embodiment, and various modifications are possible.
  • the color multifunction device 1 is used as the image forming apparatus 1, but this is only an example, and even if another image forming apparatus such as a monochrome multifunction device, a copier, or a facsimile apparatus is used. good.
  • FIGS. 1 to 14 are merely one embodiment of the present invention, and the present invention is not intended to be limited to the configuration and processing.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Facsimiles In General (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Record Information Processing For Printing (AREA)
PCT/JP2021/027506 2020-08-03 2021-07-26 画像形成装置 Ceased WO2022030278A1 (ja)

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Citations (7)

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JP2007288467A (ja) * 2006-04-17 2007-11-01 Kyocera Mita Corp 画像形成装置
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