JPH07143302A - Facsimile equipment - Google Patents

Abstract

PURPOSE:To ensure strictly confidential communication with high secrecy by inhibiting the output of all information on the strictly confidential items when the information is sent to an opposite party side or after transmission of the information as long as a strictly confidential communication mode is selected. CONSTITUTION:When a password is inputted and a strictly confidential communication mode is selected, a control circuit 7 functions to inhibit the output of the communication result report and the communication control report of the confidential communication. If a communication error occurs after the information is stored in a memory circuit 53 in the confidential mode, the picture information on the communication is not outputted and surely erased out of the circuit 53. So is also in such a case where the opposite party side is kept busy and the connection of calls are impossible despite the prescribed redialing operations. Under such conditions, a strictly confidential error occurrence lamp 17 glows and the result report of the confidential communication can be outputted or displayed with input of a password.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facsimile machine, and more particularly to a facsimile machine having a confidential communication function.

[0002]

2. Description of the Related Art Confidential communication is one type of conventional confidential communication. In this confidential communication, the information of the transmitted manuscript is not printed immediately on the receiver side of the receiver, but the recipient directly inputs the password and prints out the manuscript directly.
Stored in memory.

[0003]

However, when confidential transmission or confidential reception is performed, a communication result report or a communication management report is usually output. In addition to the effect of confidential transmission (confidential reception), these reports also output the user abbreviation of the communication partner and the telephone number of the communication partner.
Therefore, the image information is kept secret, but there is a big drawback that the information of the other party is output.

Therefore, the present invention has been made in view of the above circumstances, and an object of the present invention is to provide a facsimile apparatus capable of performing highly confidential confidential communication.

[0005]

According to a first aspect of the present invention, there is provided a facsimile apparatus having a selecting means capable of selecting confidential communication, and when the confidential communication is selected by the selecting means, transmission information is transmitted to a destination. When transmitting or after transmitting, no information regarding the confidential communication is output.

According to a second aspect of the present invention, there is provided a facsimile machine having a selecting means capable of selecting confidential communication, and when the confidential communication is selected by the selecting means, the transmission information is transmitted to or transmitted to the other party. After that, the report relating to the confidential communication is encrypted and output.

According to a third aspect of the present invention, there is provided a facsimile machine having a selecting means capable of selecting confidential communication, and when the confidential communication is selected by the selecting means, the transmission information is transmitted to or transmitted to the other party. After that, the part indicating the destination is left blank and a report regarding the confidential communication is output.

A facsimile apparatus according to a fourth aspect of the present invention is characterized in that it outputs a report concerning confidential communication by inputting a password.

According to a fifth aspect of the present invention, the facsimile device is characterized in that the selecting means selects the confidential communication by inputting a password.

According to a sixth aspect of the present invention, even if a communication error occurs during confidential communication, the facsimile apparatus does not output image information relating to the confidential communication.

According to a seventh aspect of the present invention, a facsimile apparatus includes a storage unit for storing image information, and when a communication error occurs in confidential communication, the image information stored in the storage unit is deleted from the storage unit. It is what

A facsimile apparatus according to an eighth aspect of the present invention is characterized in that when a communication error occurs during confidential communication, it has display means for displaying the fact.

[0013]

According to the facsimile apparatus of the first aspect, since no information including image information relating to confidential communication, reports such as communication result reports, communication management reports, etc. is output, confidentiality can be surely secured.

According to the second aspect of the present invention, since the reports such as the communication result report and the communication management report regarding the confidential communication are encrypted and output, the contents of the report can be grasped by deciphering the code. can do.

According to the third aspect of the present invention, in the reports such as the communication result report and the communication management report relating to the confidential communication, the user abbreviated information of the other party representing the other party and the other party's telephone number are blank. Therefore, the secret of the other party can be secured.

According to the facsimile apparatus of the fourth aspect, since the report regarding confidential communication is not output unless the password is input, the confidentiality can be secured.

According to the fifth aspect of the present invention, the confidential communication is not performed unless the password is input, so the confidential communication is performed only when necessary.

According to the facsimile apparatus of the sixth aspect, even when a communication error occurs in the confidential communication,
Since the image information related to confidential communication is not output, the confidentiality can be secured.

According to the seventh aspect of the present invention, when a communication error occurs during confidential communication, the image information stored in the storage means is erased from the storage means to read the image information from the storage means. You can't do it, and you can secure the secret.

According to the eighth aspect of the present invention, by displaying that a communication error has occurred, the user can easily know that communication has failed.

[0021]

Embodiments of the present invention will now be described in detail with reference to the drawings.

FIG. 1 is a block diagram showing an embodiment of a facsimile apparatus of the present invention.

As shown in FIG. 1, the facsimile apparatus 1 has a network control unit (hereinafter referred to as "NCU ((Ne
2rk Control Unit) (abbreviated as two) and a telephone 3 is also connected to the NCU 2.

Since the NCU 2 uses the telephone network for data communication and the like, it is connected to the terminal of the line to control the connection of the telephone switching network, switch to the data passage, and maintain the loop. The telephone line 2a is connected to the telephone 3 side or the facsimile apparatus 1 side by the control of the control circuit 7 of the facsimile apparatus 1 described later. That is, the NCU 2 inputs the signal of the signal line 7a from the facsimile apparatus 1 and if the signal level is "0", connects the telephone line 2a to the telephone 3 side, that is, the telephone line 2a to the signal line 2b. Also, the signal line 7a
If the signal level is "1", the telephone line 2a is connected to the facsimile apparatus 1 side, that is, the telephone line 2a is connected to the signal line 2c. In a normal state,
The telephone line 2a is connected to the telephone 3 side.

As shown in FIG. 1, the facsimile apparatus 1 includes a hybrid circuit 4 connected to an NCU 2, a transmission system 5 and a reception system 6 connected to the hybrid circuit 4, an NCU 2 and each part of the apparatus 1. A control circuit 7 for controlling, and a calling circuit 8 connected to the control circuit 7,
Numeric keypad 9, set key 10, display unit 11, first creation circuit 12, second creation circuit 13, output button 14, display button 15, communication management information storage circuit 16, error occurrence lamp 17, confidential communication button (selection Means) 18 and a confidential communication lamp 19.

The hybrid circuit 4 separates the signal of the transmission system 5 and the signal of the reception system 6. That is,
The hybrid circuit 4 sends the transmission signal of the signal line 56a from the transmission system 5 to the telephone line 2a via the signal line 2c and the NCU 2 and also the signal transmitted from the other side by the telephone line 2a. The signal is output to the signal line 4a of the receiving system 6 through the rear signal line 2c via the NCU2.

The transmission system 5 includes a signal line 7 from a control circuit 7.
The procedure signal sent by the b is the CCITT Recommendation V
The image signal for one line from the transmission original in the main scanning direction is composed of a first modulator 50 that modulates the signal based on 21 and outputs it to the signal line 50a, an image sensor such as a CCD (charge coupled device), and an optical system. Are sequentially read to create a signal sequence representing a black and white binary value, and a reading circuit 51 for outputting a black and white binary signal sequence to the signal line 51a and the read data output to the signal line 51a are input. , Encoding (MH (Modified Huffman) encoding) or MR (Modified Read Encoding) data is output to the signal line 52a, and the code from the encoding circuit 52 is controlled according to the control of the signal line 7c. Memory circuit (storing means) 53 for storing the encoded data and outputting the encoded data stored in the memory circuit 53 to the signal line 53a according to the control of the signal line 7c, and the instruction of the signal line 7d. Of the decoding / magnifying / encoding circuit 54 for inputting the data output to the signal line 53a, decoding once, scaling, and outputting the coded data to the signal line 54a, and the signal line 54a. A second modulator 55 that inputs a signal, modulates the encoded data based on the well-known CCITT recommendation V27ter (differential phase modulation) or V29 (quadrature modulation), and outputs the modulated data to the signal line 55a. And the signal on the signal line 50a and the signal on the signal line 55a are input, and the addition result is output to the signal line 56a.
6 and.

The receiving system 6 receives the signal on the signal line 4a, demodulates it according to the well-known CCITT recommendation V21, and outputs the demodulated data to the signal line 60a. Known CCI by inputting the signal of 4a
A second demodulator 61 that performs demodulation based on TT recommendation V27ter (differential phase modulation) or V29 (quadrature modulation) and outputs the demodulated data to a signal line 61a, and a signal line 61a.
To the signal line 7e and the decoding circuit 65 for inputting the signal output to the (5) and outputting the decoded (MH (Modified Huffman) decoding) or MR (Modified Read) decoding data to the signal line 65a. When the signal of the signal level "0" is output, the data output to the signal line 65a is input, and when the signal of the signal level "1" is output to the signal line 7e, the signal is output. A recording circuit 66 for inputting the data output to the line 54a and sequentially recording on the recording paper line by line is provided.

When a calling start pulse is generated on the signal line 7g, the calling circuit 8 inputs the telephone number information output on the signal line 7f and outputs a selection signal on the signal line 2b.

The numeric keypad 9 outputs the pressed numeric keypad information to the signal line 9a.

When the set key 10 is pressed, the signal line 1
A pressing pulse is generated at 0a.

The display unit 11 inputs and displays the data output to the signal line 7i.

The first preparation circuit 12 inputs the communication result report information output to the signal line 7j and outputs it as a communication result report. Communication result report 1
2 has a transmission result report and a reception result report.
Examples of these are shown in FIGS. 14 and 15.

The first creating circuit 13 inputs the communication management report information output to the signal line 7k and outputs it as a communication management report. An example of the communication management report is shown in FIGS.

The output button 14 is pressed when outputting the confidential communication result report, and when the button 14 is pressed, a pressing pulse is generated on the signal line 14a.

The display button 15 is pressed when the confidential communication result report is displayed, and when the button 15 is pressed, a pressing pulse is generated on the signal line 15a.

The communication management information storage circuit 16 stores the past 10
The communication management information of 0 communication is stored. Note that confidential communication information is also stored as communication management information in the communication mode described later. Consider 100 communications from 00 to 99 as the communication management information numbers. Here, when the communication management information is stored in the communication management information storage circuit 16, the control circuit 7
However, the communication management information number (for example, 1
0), and space, and communication mode (for example, automatic reception), space, and destination telephone number (for example, 0)
3-344-1212), space and partner abbreviation (for example, Canon sale), space, and start time (for example, 10:18 on April 12), space, and communication time (for example, 2 minutes and 11 seconds), After outputting the space, the number (for example, 10), the space, and the communication result (for example, OK), a write pulse is generated on the signal line 7l. On the other hand, when reading the information stored in the communication management information storage circuit 16, the control circuit 7 sets the signal line 1
After outputting the communication management information number (for example, 10) to 6a, a read pulse is generated on the signal line 7m. Then, the information registered in correspondence with the communication management information number specified in the signal line 16a is specifically the communication mode (for example, automatic reception), the space, and the destination telephone number (for example, 03-3441-). 1212), space, and other party abbreviation (eg, Canon sale), space, and start time (eg, 10:18 on April 12), space, and communication time (eg, 2 minutes 11 seconds), space, Then, the number of sheets (for example, 10 sheets), the space, and the communication result (for example, OK) are output.

The error generation lamp 17 indicates that the confidential communication is selected, an error occurs in the confidential communication, and all the communication result reports are not output or displayed, and the signal level "7n" is displayed on the signal line 7n. When the signal "1" is output, the lamp 17 is turned on, and when the signal of the signal level "0" is output to the signal line 7n, the lamp 17 is turned off.

The confidential communication button 18 is pressed when the confidential communication is selected, and when the button 18 is pressed, a pressing pulse is generated on the signal line 18a.

The confidential communication lamp 19 is used when the confidential communication is selected. When the clear pulse is generated on the signal line 7h, the lamp 19 is turned off, and thereafter, the signal line 1 is turned on.
Every time a pressing pulse is generated at 8a, lighting-off-lighting-lighting is repeated, and when the light-off is generated, the signal line 19a
The signal of the signal level "0" is output to the signal line, and when it is lit, the signal of the signal level "1" is output to the signal line 19a.

When the password is entered and the confidential communication is selected, the control circuit 7 reports the communication result regarding the communication,
The communication management report is controlled so as not to be output. Further, the confidential communication is selected and the memory circuit 5
When a communication error occurs in the communication after the storage in the data No. 3, the image information of the communication is not output and is always erased from the memory circuit 53. Also, even if the other party is busy and cannot make a call connection even if a predetermined redial is performed, the image information of the communication is not output, and the memory circuit 5 is always used.
It is to be deleted from 3. If the confidential communication is selected and a communication error occurs or the call cannot be connected even after performing a predetermined redial, the confidential communication error occurrence lamp 17
Is turned on, and the communication result report in the confidential communication can be output or displayed by inputting the password. The confidential communication error occurrence lamp 17 is turned on when the communication result reports of all erroneous confidential communication are output or displayed.

Next, the operation of the first embodiment will be described with reference to FIGS.
This will be described with reference to the control flowchart of FIG.

Incidentally, in FIG. 2, the step S60 is
It represents the beginning.

First, the control circuit 7 outputs a signal of signal level "0" to the signal line 7a to turn off the CML (S6).
2). The NCU 2 is connected to the signal line 7a from the facsimile machine 1.
Of the signal level "0" is input to connect the telephone line 2a to the telephone 3 side, that is, the telephone line 2a to the signal line 2b. Further, the control circuit 7 outputs a signal of signal level “0” to the signal line 7n, and the error occurrence lamp 1
7 is turned off (S63). Then, the control circuit 7 outputs a signal of signal level “0” to the signal line 7 e, and the recording circuit 6
6 is set to input the signal on the signal line 65a (S6).
4). Subsequently, the control circuit 7 generates a clear pulse on the signal line 7h to turn off the confidential communication lamp 19 (S6).
6).

Next, when the confidential communication lamp 19 is turned on, a message "Enter password" is displayed on the display unit 11,
It is determined whether or not the confidential communication is selected (S68), the password is entered with the ten keys 9, and the confidential communication is selected by pressing the set key 10. However, if the confidential communication is selected, the process proceeds to step S70. If confidential communication is not selected, the process proceeds to step S124.

In step S70, it is determined whether the passwords match, and if they match, step S74.
If not, the process proceeds to step S72.

In step S72, confidential communication is not executed. In step S74, it is determined whether or not memory transmission is performed. If memory transmission is performed, step S9 is performed.
4, the process proceeds to step S7 in the case of direct transmission.
Go to 6.

In step S76, the confidential transmission is stored. A signal of signal level "1" is output to the signal line 7a to turn on the CML (S78). NCU2
Inputs a signal of the signal level "1" of the signal line 7a from the facsimile device 1 and connects the telephone line 2a to the facsimile device 1 side, that is, the telephone line 2a to the signal line 2c. Next, the control circuit 7 performs a pre-procedure for negotiation on the transmitter side and the receiver side prior to image transmission (S8).
0), after direct transmission of image signals (S82),
A post-procedure for negotiating a disconnection sequence after completion of image transmission is performed (S84). Then, the control circuit 7 outputs a signal of signal level "0" to the signal line 7a to turn off the CML (S86). The NCU 2 inputs the signal of the signal level "0" of the signal line 7a from the facsimile apparatus 1 and connects the telephone line 2a to the telephone 3 side, that is, the telephone line 2a.
Connect to b. Next, the control circuit 7 determines whether or not a communication error has occurred (S88), and if a communication error has occurred, the process proceeds to step S90, and if no signal error has occurred, the process proceeds to step S66.

In step S90, the control circuit 7
Outputs a signal of signal level "1" to the signal line 7n to light the error occurrence lamp 17 in confidential communication. Next, the control circuit 7 stores the communication management information in the communication management information storage circuit 16 (S92), and stores the transmission information in the memory circuit 53 via the signal line 7c (S94). The control circuit 7 determines whether all the information has been stored in the memory circuit 53 (S
96), if all the information is stored in the memory circuit 53, the process proceeds to step S98, and if all the information is not stored in the memory circuit 53, the process proceeds to step S94.

In step S98, 0 is stored in the redial count. Next, after outputting the telephone number of the designated destination to the signal line 7f, a calling start pulse is generated on the signal line 7g to call the designated destination (S100). Then, the control circuit 7 outputs a signal of signal level "1" to the signal line 7a to turn on the CML (S102). Subsequently, the control circuit 7 determines whether or not the other party responded (S104), and if responding, the process proceeds to step S106, and if not responding, the process proceeds to step S114.

In step S106, after transmitting the data stored in the memory circuit 53, a post-procedure is performed (S108), a signal of signal level "0" is output to the signal line 7a, and the CML is turned off. (S110). The information of the memory transmission is erased from the memory circuit 53 (S112). After outputting a signal of signal level "0" to the signal line 7a and turning off the CML (S114), the number of redials is incremented by one (S116). The control circuit 7 determines whether or not the number of redials is 3 or more, that is, whether or not redialing is performed twice (S118). If the number of redials is 3 or more, the process proceeds to step S120, and if it is less than 3, step S122.
Proceed to.

In step S120, the memory transmission information is erased from the memory circuit 53. In step S122, wait for 2 minutes.

Next, the control circuit 7 determines whether general transmission is selected instead of confidential communication (S124). When general transmission is selected, the process proceeds to step S126, and general transmission is selected. If not, the process proceeds to step S100.

In step S126, it is determined whether the memory transmission is performed. If it is the memory transmission, the process proceeds to step S142. If it is not the memory transmission, that is, the direct transmission, the process proceeds to step S128.

In step S128, the control circuit 7
Outputs a signal of signal level "1" to the signal line 7a, and C
Turn on ML. Then, the control circuit 7 performs a pre-procedure (S130), transmits an image signal (S132), and then performs a post-procedure (S134). The control circuit 7 outputs a signal of signal level "0" to the signal line 7a and turns off the CML (S
136). The first creation circuit 12 outputs a result report of the communication just performed (S138). The control circuit 7 stores the communication management information in the communication management information storage circuit 16 (S14).
0), the transmission information is stored in the memory circuit 53 (S14).
2). The control circuit 7 determines whether or not all the information is stored in the memory circuit 53 (S144), and when all the information is stored in the memory circuit 53, the process proceeds to step S146 and all the information is stored in the memory circuit 53. If not, the process proceeds to step S142.

In step S146, 0 is set to the number of redials. After outputting the designated telephone number to the signal line 7f, the control circuit 7 generates a calling start pulse on the signal line 7g to call the designated destination (S14).
8). The signal of the signal level "1" is output to the signal line 7a,
CML is turned on (S150). Then, the control circuit 7
The other party determines whether or not it has responded (S152). When the other party responds, the procedure proceeds to step S154, and when the other party does not respond, the procedure proceeds to step S162. Step S
Reference numeral 154 represents transmitting the data stored in the memory circuit 53. Next, the control circuit 7 performs a post-procedure (S156), and sets the signal level "0" on the signal line 7a.
Is output and the CML is turned off (S158). The communication management report is output, and the image information for the first image is also output (S160). A signal of signal level "0" is output to the signal line 7a, the CML is turned off (S162), and then the number of redials is incremented by one (S164). It is determined whether or not the number of redials is 3 or more, that is, whether or not redialing is performed twice or more (S166). If the number of redials is 3 or more, the process proceeds to step S160, and if it is less than 3, the process proceeds to step S168.

In step S168, a wait of 2 minutes is performed. It is determined whether or not the output of the communication result report of the confidential communication is selected (S170), and when the output of the communication result report of the confidential communication is selected, the process proceeds to step S172, and the output of the communication result report of the confidential communication is selected. If not, the process proceeds to step S182.

In step S172, it is determined whether the passwords match, and if they match, step S17.
If no match is found, go to step S180.

In step S174, the first creating circuit 12 creates a communication result report of the designated confidential communication. The information stored in the communication management information storage circuit 16 is checked (S176), and it is checked whether or not the communication result reports of all erroneous confidential communications have been output or displayed, and if the response is affirmative, the process proceeds to step S178,
When the response is negative, the process proceeds to step S66.

In step S178, the signal line 7n
The signal of the signal level "0" is output to and the error occurrence lamp 17 is turned off in the confidential communication. In this case, the communication result report of the confidential communication is not output (S180). It is determined whether or not the display of the communication result report of the confidential communication is selected (S182), and when the display of the communication result report of the confidential communication is selected, the process proceeds to step S184, and the display of the communication result report of the confidential communication is selected. If not, step S19
Go to 0.

In step S184, it is determined whether the passwords match and if they match, step S18.
6, the process proceeds to step S188 if they do not match.

In step S186, the display unit 11
Display the communication result report of confidential communication specified in.
In this case, the confidential communication result report is not displayed (S1
88). It is determined whether or not the password registration is selected (S190), and if the password registration is selected, the process proceeds to step S192, and if the password registration is not selected, the process proceeds to step S202.

In step S192, it is determined whether it is the first password registration. If it is the first password registration, the process proceeds to step S194. If it is not the first password registration, the process proceeds to step S198.

In step S194, the password is registered with the ten keys 9 and other processing is performed (S1).
96).

In step S198, it is determined whether or not the registered password can be input. If yes, the process proceeds to step S194. If the password update is permitted, if not, the process proceeds to step S200 and a new password is entered. Do not allow password registration.

In step S202, it is determined whether the output of the communication management report has been selected. If the output of the communication management report is selected, the process proceeds to step S204, and if the output of the communication management report is not selected, the process proceeds to step S66.

In step S204, the information in the communication management information storage circuit 16 is input, and the communication management report of the past 40 communication excluding the confidential communication is output.

8 and 9 are flow charts of control showing the second embodiment.

8 and 9 show only different parts from the control flow charts of FIGS. 2 to 7.

In the second embodiment, when the confidential communication is selected, the communication result report and the communication management report output only the information indicating the other party as blank.
In this case, other information may be output. As the information indicating the destination, the destination user abbreviation information and the destination telephone number are considered.

Steps S210 and S212 respectively represent steps S86 and S112 in FIG.

In step S214, the first creating circuit 12 outputs the communication result report with the destination user abbreviation and the destination telephone number information being blank.

Steps S216 and S218 represent Yes in steps S88 and S202 in FIG. 2, respectively.

In step S220, the second creating circuit 13 outputs the communication management report of the past 40 communications with the other party abbreviated name of the confidential communication and the other party telephone number information being blank.

Step S222 represents step S66 in FIG.

10 and 11 are control flow charts showing the third embodiment.

10 and 11 show only different parts from the control flow charts of FIGS. 2 to 7.

In the third embodiment, when the confidential communication is selected, the communication result report and the communication management report are encrypted and output.

Steps S230 and S232 respectively represent steps S86 and S112 in FIG.

In step S234, the first creating circuit 12 encrypts and outputs the communication result report.

Steps S236 and S238 represent Yes in steps S88 and S202 in FIG. 2, respectively.

In step S240, the second preparation circuit 13 encrypts the confidential communication and outputs the communication management report of the past 40 communication.

Step S242 represents step S66 in FIG.

The present invention can be variously modified within the scope of its gist other than the above-mentioned embodiment.

[0085]

According to the present invention described in detail above, the following effects can be obtained.

According to the first aspect of the present invention, since no information regarding confidential communication is output, a secret can be surely secured, and therefore a facsimile apparatus capable of highly confidential communication is provided. You can

According to the second aspect of the present invention, since the image information is not output, the confidentiality of the image information can be ensured, and the encrypted and output report has the confidentiality of the report contents unless the code is decrypted. Since this can be ensured, it is possible to provide a facsimile device capable of performing highly confidential confidential communication.

According to the third aspect of the present invention, since the image information is not output, the confidentiality of the image information can be secured, and the output report has a blank portion indicating the destination and the confidentiality of the destination can be secured. Therefore, it is possible to provide a facsimile device capable of performing highly confidential confidential communication.

According to the fourth aspect of the present invention, the report regarding the confidential communication is not output unless the password is input, so that the secret can be secured for those who do not know the password.

According to the fifth aspect of the invention, the confidential communication is not performed unless the password is input, so that the confidential communication is performed only when necessary.

According to the sixth aspect of the invention, since the image information is not output even when a communication error occurs, the confidentiality of the image information relating to the confidential communication can be secured.

According to the seventh aspect of the present invention, when the communication error occurs, the image information cannot be read from the storage means, so that the confidentiality of the image information regarding the confidential communication can be secured.

According to the invention described in claim 8, by displaying the fact that the communication error has occurred, the user can easily know that the communication has failed.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of a facsimile apparatus of the present invention.

FIG. 2 is a control flow chart of the first embodiment.

FIG. 3 is a flow chart of control of the first embodiment.

FIG. 4 is a flow chart of control of the first embodiment.

FIG. 5 is a control flow chart of the first embodiment.

FIG. 6 is a flow chart of control of the first embodiment.

FIG. 7 is a control flow chart of the first embodiment.

FIG. 8 is a control flowchart of the second embodiment.

FIG. 9 is a flow chart of control of the second embodiment.

FIG. 10 is a control flowchart of the third embodiment.

FIG. 11 is a control flowchart of the third embodiment.

FIG. 12 is a diagram showing an example of a communication management report.

FIG. 13 is a diagram showing another example of a communication management report.

FIG. 14 is a diagram showing an example of a transmission result report.

FIG. 15 is a diagram showing an example of a reception result report.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Facsimile apparatus 2 NCU 3 Telephone 7 Control circuit 11 Display section 18 Confidential communication button (selection means) 53 Memory circuit (storage means)

Claims (8)

[Claims] 1. A facsimile apparatus having a selection unit capable of selecting confidential communication, and when the confidential communication is selected by the selecting unit, the confidential information is transmitted when the transmission information is transmitted to a destination or after the transmission. Facsimile machine characterized by not outputting information of. 2. A facsimile device having a selection means capable of selecting confidential communication, and when the confidential communication is selected by the selecting means, when the transmission information is transmitted to the other party or after the transmission, a report regarding the confidential communication. A facsimile machine characterized by encrypting and outputting. 3. A facsimile device having a selection means capable of selecting confidential communication, wherein when confidential communication is selected by the selection means, a portion representing a destination when transmitting transmission information to a destination or after transmission. A facsimile machine characterized in that the blank is output and a report regarding the confidential communication is output. 4. The facsimile apparatus according to claim 2, wherein the confidential communication report is output by inputting a password. 5. The facsimile apparatus according to claim 1, wherein the selecting means selects the confidential communication by inputting a password. 6. The fax limiting device according to claim 1, wherein even if a communication error occurs in the confidential communication, the image information related to the confidential communication is not output. 7. The image information stored in the storage means is erased from the storage means when a communication error occurs in confidential communication, the storage means storing the image information. Alternatively, the facsimile machine according to the above item 3. 8. The facsimile apparatus according to claim 1, further comprising display means for displaying a communication error when a communication error occurs in the confidential communication.