Computer security systems

Claim 2

A computer security system comprising: (a) first means including a computer and a keyboard operable for entering data into said computer and for obtaining data from said computer, (b) second means for identifying persons seeking to enter data into said computer and obtain data from said computer, said-second means including at least one transducer for sensing at least one personal characteristic of a person at said keyboard, (c) third means operable when said second means identifies a person for generating a code defined by electrical signals indicative of the person identified, (d) fourth means for receiving and recording said electrical signals, (e) fifth means connected to said second means for enabling the entry of data into said computer when said second means properly identifies a person seeking to enter data, and . (f) sixth means connected said second means for enabling the obtaining of data from said computer when said second means properly identifies the person seeking to obtain such data.

Claim 3

A system in accordance with Claim 1 wherein said second means includes means for generating electrical signals representative of the characteristic of the person sensed, means for processing the electrical signals so generated and generating signals defining the characteristic sensed, a memory containing recordings defining physical characteristics of a plurality of persons authorized to have access to said computer and comparator means for comparing said signals with signals recorded in said memory means for generating a control signal when_a proper comparison is made and means responsive to said control signal for generating said code.

Claim 4

A system in accordance with Claim 1 wherein said second means is part of said computer.

Claim 5

A-system in accordance with Claim 1 wherein said second, third and fourth means are part of said computer.

Claim 6

A system in.accordance with Claim 1 wherein said second means includes a microphone in the vicinity of said keyboard into which microphone the person to be identified may speak selected words and which microphone is operable to generate output electrical speech signals of the speech sounds spoken therein, and means for processing and analyzing such speech signals for identifying the person and generating said code.

Claim 7

. A system in accordance with Claim 1 including means for recording said code generated by said third means along with data entered by the person identified into said computer for permitting future identification of the person and the information entered by said person.

Claim 8

A system in accordance with Claim 6 including a buffer circuit for receiving and recording said code generated by said third means and means for generating said code from said buffer circuit each time the person identified to generate said code enters data into said computer.

Claim 9

A system in accordance with Claim 6 including a buffer circuit for receiving and recording said code generated by said third means and means for reproducing said code from said buffer circuit each time the person is identified to generate said code receives data from said computer.

Claim 10

A system in accordance with Claim 1 including a. . recording means for data entered into said computer and means for recording the code generated by said third means in safd latter recording means along with data generated by a person identified by said code to provide said code recording as an indication of the data entered into said computer and the person effecting the entry of said data.

Claim 11

A system in accordance with Claim 9 including means for generating time and date indicating codes and means for recording said time and date indicating codes along with the code generated by said third means and an indication of the data entered into said computer so as to indicate when such recordings are reproduced the person entering the data, time of entry and the data entered into said computer.

Claim 12

A system in accordance with Claim 9 including a means for generating voice signals of a person at said keyboard and means for recording said voice signals along with the code generated by said third means to provide further identification of the person entering and retrieving data with respect.to said computer.

Claim 13

A system in accordance with Claim 1 including means for sensing the-presence of a person at said keyboard and generating a signal when said person leaves the vicinity of said keyboard and means responsive to said latter signal for deactivating said sixth means to enable the generation of further information by said computer only when said second means identifies a person who is in an operating position at said keyboard.

Claim 14

A system in accordance with Claim 12 including means for sensing a number of persons. in the vicinity of said first means, means for identifying each of said persons and generating a control signal upon failure to identify said number of persons and means. for applying said latter control signal to prevent the operation of said sixth means in enabling the obtaining of data from said computer.

Claim 15

A system in accordance with Claim 12 wherein said. first means defines a data terminal with a seat for the person operating same and said sensing means comprises a switch which is operable when a person is sitting in said seat.

Claim 16

A system in accordance with Claim 12 wherein said person sensing means includes radiation receiving means operable when a person is at said keyboard.

Claim 17

A system in accordance with Claim 12 wherein said person sensing means includes an ultrasonic sensor operable to sense the presence of a person at said keyboard.

Claim 20

A method in. accordance with Claim 17 wherein reeordings of said code and the recording is indicative of the information entered into the computer and derived therefrom are effected in a manner to indicate the identity of the person entering information or deriving information from said computer when such recordings are reproduced from said memory.

Claim 21

A method in accordance with Claim 19 including generating further code signals indicative of the time and date on which the information is entered into the computer and derived therefrom.

Claim 22

. A method in accordance with Claim 17 wherein the physical characteristics of the person seeking to enter information into and receive information from said computer comprises signals generated from voice sounds of words of the person spoken into a microphone, said method including digitizing the analog signal.output of said microphone, processing the digitized signals and generating code signals thereof for comparison with signals generated from said memory to identify the person and.generate said control signal.

Claim 25

A method in accordance with Claim 21 including electronically auditing the information entered into said computing system to determine errors therein and, when an error is detected, generating a control signal and applying said control signal to. effect the reproduction of a recorded code indicative.of the person who entered the erroneous information into the system.

Claim 26

A method in accordance with Claim 22 including applying said reproduced code to activate a display for displaying the identification of the person who entered the erroneous information into the system.

Claim 27

A method in accordance with Claim 21 wherein the code signal unique to the operator who enters data into the system is generated by electronically detecting such operator, and generating detection signals, comparing such detection signals with signals generated by reproducing code signals of a plurality of persons authorized to enter data into the computer and, when a match occurs between said detection signal and generating said code identification signals.

Claim 28

A method in accordance with Claim 24 wherein the step of electronically detecting and identifying the person entering data into the system is effected by automatically analyzing signals derived from that person speaking into a microphone.

Claim 29

A method. in accordance with Claim 25.wherein the speech signals generated by the person to be identified are generated from specific words spoken into a microphone by said person..

Claim 30

A method in accordance with Claim 24 wherein said automatic identification of the person to be identified is effected by electro-optically scanning an image of the face of said person and generating a video signal derived from such scanning, automatically processing said video signal by digitizing same and comparing the results of such processing with signals reproduced from a memory which latter signals are derived from video scanning images of the faces of all persons authorized to enter data into said system.

Claim 31

A method in accordance with Claim 21 which includes identifying the person seeking to enter data into said system by electronically analyzing speech signals generated by such person speaking into a microphone and, upon such identification, generating an enabling signal to enable such person to enter data into said system.

Claim 32

A computer security system comprising in combination: first means, including a computer and a computer terminal for communicating with said computer and including input means for permitting an operator at said terminal to operate said computer, enter data therein and obtain data therefrom, second means for identifying persons seeking to operate said computer from said terminal and seeking to enter information into said. computer and obtain data therefrom, said second means including a television camera for scanning the face of a person at said terminal, said second means including means for generating enabling signals for permitting a person at said terminal to enter data into said computer and obtain selected data from said computer, means for controlling said television camera to effect a full frame scan of the face of a person at said terminal when said person attempts.to operate said computer and to generate a full frame video signal containing the image of the face of said person on its output,, recording means for recording information output by said television camera, means for generating a first code identifying a person at said terminal seeking to operate said computer from said terminal, and means for recording said first code together with a full-frame video signal derived from said television camera in said recording means to provide recordings of persons operating said computer from said terminal which recordings define ' respective code and video signals derived from both identifying persons at said terminal and scanning their facial images, and display means for displaying characters defining codes identifying persons and images of the faces of persons scanned by said television camera to permit monitoring of persons who have operated said computer from said terminal.

Claim 33

A computer security system comprising in combination: first means, including a computer and a computer terminal for communicating with said computer and including input means for permitting an operator at said terminal to operate said computer, enter data therein and obtain data therefrom, second means for identifying persons seeking to operate said computer from said terminal and seeking to enter information into said. computer and obtain data therefrom, said second means including a television camera for scanning the face of a person at said terminal, said second means including means for generating enabling signals for permitting a person at said terminal to enter data into said computer and obtain selected data from said computer, means for controlling said television camera to effect a full frame scan of the face of a person at said terminal when said person attempts.to operate said computer and to generate a full frame video signal containing the image of the face of said person on its output,, recording means for recording information output by said television camera, means for generating a first code identifying a person at said terminal seeking to operate said computer from said terminal, and means for recording said first code together with a full-frame video signal derived from said television camera in said recording means to provide recordings of persons operating said computer from said terminal which recordings define ' respective code and video signals derived from both identifying persons at said terminal and scanning their facial images, and display means for displaying characters defining codes identifying persons and images of the faces of persons scanned by said television camera to permit monitoring of persons who have operated said computer from said terminal.

Claim 34

A computer security system in accordance with Claim 29 wherein said television camera is operable to generate an analog video signal output and means. for processing analog signals output by said television camera to generate digital video signals and means for. recording said digital video signals in said recording means.

Claim 35

A computer security system in accordance with Claim 29 including reproduction means for selectively reproducing full frame video picture signals from said recording means and display means operable to receive the selectively reproduced video signals and displaying images of the faces of persons scanned by said television camera together with data defined by said first code identifying each person whose facial image is displayed by said display means.

Claim 36

A computer security system in accordance with Claim 29 including means for generating a second coda indicative of data obtained from said computer and means for recording said second code along with said first code to indicate and identify information derived from said computer and persons receiving such information from said computer.

Claim 37

A computer security system in accordance with Claim 29 including means for generating and recording time of day and date codes along with said first code identifying persons operating said computer and recording said time and date codes with said identifying codes in-said recording means, to serve as a record of the times and dates person operate said computer and the identity of persons using said computer.

Claim 38

A computer security system in accordance with Claim 33 including means for generating codes indicative of data transferred with respect to said computer when it is operated and means for recording said latter codes along with said first code and the codes representing times and dates to provide recorded monitorable information relating to persons using said computer, the information transferred and the time and dates of transfer whereof.

Claim 39

A control and recording system associated with the operation of a data processing system comprising: an electronic digital computer, first means for entering data into said computer, second means for enabling the operation of said first means third means for automatically identifying a person seeking to operate said first means and generating a control signal upon effecting such identification and means for applying said control signal to said second means to enable operation of said computer, said third means being also operable to generate a first code defining the identity of the person automatically identified thereby. electronic memory means, fourth means operable when an entry is made into said . computer for recording said first code generated by said third means in said memory means,

Claim 40

A control and recording system associated with the operation of a data processing system comprising: an electronic digital computer, first means for entering data into said computer, second means for enabling the operation of said first means third means for automatically identifying a person seeking to operate said first means and generating a control signal upon effecting such identification and means for applying said control signal to said second means to enable operation of said computer, said third means being also operable to generate a first code defining the identity of the person automatically identified thereby. electronic memory means, fourth means operable when an entry is made into said . computer for recording said first code generated by said third means in said memory means,

Claim 41

36, A control system in accordance with Claim 35 including fifth means for generating a second code defining the data entered into said computer,

Claim 42

37 . A control system in accordance with Claim 36 including a sixth means for generating a third code defining the data obtained from said computer,

Claim 43

A control system in accordance with Claim 37 including means for recording said second and third codes in said memory means,

Claim 44

39 . A control system in accordance with Claim 38 including means for selectively reproducing respective video signals of persons operating said computer and corresponding first and second codes recorded therewith in said memory means.