KR101619697B1 - Ic card reader with the protecting device from hacking - Google Patents

Ic card reader with the protecting device from hacking Download PDF

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Publication number
KR101619697B1
KR101619697B1 KR1020150043082A KR20150043082A KR101619697B1 KR 101619697 B1 KR101619697 B1 KR 101619697B1 KR 1020150043082 A KR1020150043082 A KR 1020150043082A KR 20150043082 A KR20150043082 A KR 20150043082A KR 101619697 B1 KR101619697 B1 KR 101619697B1
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KR
South Korea
Prior art keywords
circuit board
printed circuit
card
hacking
card reader
Prior art date
Application number
KR1020150043082A
Other languages
Korean (ko)
Inventor
최형태
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최형태
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Priority to KR1020150043082A priority Critical patent/KR101619697B1/en
Application granted granted Critical
Publication of KR101619697B1 publication Critical patent/KR101619697B1/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
    • G06K7/0086—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector comprising a circuit for steering the operations of the card connector
    • G06K7/0091—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector comprising a circuit for steering the operations of the card connector the circuit comprising an arrangement for avoiding intrusions and unwanted access to data inside of the connector
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
    • G06K7/0021—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers for reading/sensing record carriers having surface contacts

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

The present invention relates to an IC card reader, and when a card reader is dismantled to input a hacking means from the outside into the card reader for reading card information, (IC) card reader provided with an anti-hacking device for preventing hacking.
Conventionally, in order to prevent such hacking, an FPCB constituted of a conductive mesh layer is formed on the entire surface of an IC card socket provided on a printed circuit board to prevent hacking. In the method of constructing the FPCB having the conductive mesh layer as described above, the entire surface of the IC card socket must be covered with the FPCB having the conductive mesh layer, so that the manufacturing process is complicated and the manufacturing cost thereof can not be increased.
In the present invention, a double printed circuit board (PCB) having a conductive mesh layer is formed on the upper and lower portions of an IC card socket into which an IC card is inserted, and a silicon bar And an electronic device having an anti-hacking device capable of performing a simple and effective hacking prevention process by making it possible to determine a hacking according to whether the device is open and to perform a security operation, Card reader.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an IC card read-

The present invention relates to an IC card reader, and when a card reader is dismantled to input a hacking means from the outside into the card reader for reading card information, (IC) card reader provided with an anti-hacking device for preventing hacking.

From credit cards to membership cards, customer cards, etc., various kinds of cards are used to register the necessary information by forming a magnetic bar.

In order to read the information of the magnetic bar configured on such a card, a card reader device is required to read the information of the magnetic bar.

1 shows a general card reader device.

In general, the card reader unit includes a card insertion unit 20 for inputting a card from an upper portion of the main body 10, and includes key input means 30, display means 40 for displaying transaction status information of the card An output means 50 for outputting a slip, a card reader for reading the inserted card information constituted by the inside of the card insertion portion 20, and a control means for processing the information read from the card reader do.

Such a card reader device can easily access and access card information by using an external artificial force (e.g., a mechanical tool and an electric iron or the like) through the card insertion port and the outside of the main body to enter the card reader in the main body, You can easily hack it.

Korean Patent Laid-Open No. 10-2011-0082867, entitled " Hacking pants " of the card reader, in order to solve the above problems, an external artificial force (e.g., a mechanical tool and electric iron or the like) And the hacking of the card reader is prevented by blocking the card reader.

The hacking prevention device of the conventional card reader includes means for detecting an external artificial force intruding into the card insertion portion according to the contact, means for sensing an external artificial force entering the body in accordance with the contact, And a control means for determining a hacking attempt on the card data according to a signal sensed by the means and blocking power supplied to the main body system to prevent hacking so as to detect an external artificial force and cut off the power supply Thereby preventing the hacking of the card reader from being hacked.

However, in this method, the manufacturing cost of the card reader device is increased, and there is a room for reading information stored in the memory by using an external power source.

In recent years, an IC card reader device capable of recognizing an IC card or a hybrid type IC card reader device for reading magnetic information has been used, and as a terminal of a device for receiving data through a card reader, There is a problem in that the manufacturing process is difficult to apply the same method, and the cost is increased to construct a sensor or the like.

Conventionally, in order to prevent such a hacking, an IC card reader has attempted to constitute an FPCB constituted by a conductive mesh layer over the entire surface of an IC card socket provided on a printed circuit board.

However, in the method of constructing the FPCB having the conductive mesh layer as described above, the entire surface of the IC card socket must be covered with the FPCB having the conductive mesh layer, so that the manufacturing process is complicated and the manufacturing cost thereof can not be increased.

In the present invention, a double printed circuit board (PCB) having a conductive mesh layer is formed on the upper and lower portions of an IC card socket into which an IC card is inserted, and a silicon bar And an electronic device having an anti-hacking device capable of performing a simple and effective hacking prevention process by making it possible to determine a hacking according to whether the device is open and to perform a security operation, Card reader.

In the IC card reader provided with the hacking prevention device of the present invention,

A first printed circuit board (PCB), a second printed circuit board, and a first printed circuit board and a second printed circuit board are provided at upper and lower portions of an IC card socket into which an IC card is inserted, Wherein the shielding means comprises a conductive line made of a conductive material and made of silicon and the conductive line is made of a first printed circuit board and a second printed circuit board, 2 in the direction of the printed circuit board,

Wherein the first printed circuit board and the second printed circuit board constitute a conductive mesh layer on the back surface of the IC card socket opposite to the IC card socket and have electrical connection with the conductive mesh layer on the opposite surface of the IC card socket, Wherein the first and second printed circuit boards are electrically connected to each other by a conductive line of the means and electrically connected to each other, And a control unit for controlling the security mode for preventing hacking by determining whether the circuit, the pad, the conductive mesh layer, and the silicon shut-off bar are open or not.

According to the present invention, since the printed circuit board and the silicon bar can be easily connected by electrically connecting the double printed circuit board with the conductive carbon, the manufacturing process is easy and the unnecessary constituent means such as the sensor is not required There is no need to worry about an increase in cost.

Further, when the silicon bar or the printed circuit board is removed or when the ground and the conductive paint are scattered and short-circuited, the security operation is executed, thereby effectively preventing the hacking.

1 shows a general card reader device.
2 is an exploded perspective view showing the structure of an IC card reader provided with an anti-hacking device of the present invention.
3 is a view showing a mesh layer of a first printed circuit board according to the present invention.
4 is a view showing a mesh layer of a second printed circuit board in the present invention.
5 is a view showing an example of a silicon shut-off bar in the present invention.
6 is a view showing a detailed configuration of a connect pad of a first printed circuit board in the present invention.
7 is a block diagram showing an electrical circuit connection structure of a first printed circuit board, a silicon barrier bar, and a second printed circuit board in the present invention.
8 is a flowchart illustrating a security mode operation process for preventing hacking in the present invention.

An IC card reader provided with an anti-hacking apparatus according to the present invention will be described with reference to the embodiments shown in FIGS. 1 to 8. FIG.

A first printed circuit board (PCB) 200 and a second printed circuit board 300 are mounted on upper and lower portions of an IC card socket 100 into which an IC card is inserted, A silicon shut-off bar 400 is formed along the periphery of the IC card socket 100 between the printed circuit board 200 and the second printed circuit board 300 in each direction excluding the IC card inserting portion 101 The silicon shut-off bar 400 is configured such that the conductive carbon line 401 is arranged in the direction of the first printed circuit board 200 and the second printed circuit board 300,

The first printed circuit board 200 and the second printed circuit board 300 are formed on the back surface of the IC card socket 100 and the conductive mesh layer 600, And a connection pad 700 having electrical connection with the conductive mesh layer 600 and electrically connected to the carbon line 401 of the silicon shut-off bar 400 .

According to the present invention, a silicon shut-off bar including a conductive material (carbon) is electrically connected to a printed circuit board, so that when the silicon shut-off bar is disconnected, To be able to do so.

The IC card socket 100 is a means for inserting an IC card to read IC card information, and includes an IC card inserting unit 101. The IC card inserting unit 101 includes card information And a board connecting means such as a connector and a cable for transmitting / receiving data to / from the first printed circuit board 200 or the second printed circuit board 300 from the card reader .

The first printed circuit board 200 and the second printed circuit board 300 are formed on the back surface of the opposite side of the IC card socket 100 with the conductive mesh layer 600.

3 and 4 show an example in which a conductive mesh layer is formed. FIG. 3 shows a first printed circuit board 200, and FIG. 4 shows an example of a second printed circuit board 300. FIG.

The first printed circuit board 200 and the second printed circuit board 300 are electrically connected to a conductive pad 700 having an electrical connection with the conductive mesh layer 600, ).

The carbon shutoff bar 400 includes a carbon line 401 made of a conductive material so as to be electrically connected to the IC card socket 100 between the first printed circuit board 200 and the second printed circuit board 300, And means for electrically connecting to the first printed circuit board 200 and the second printed circuit board 300 by contacting the connect pad 700, Except for the direction of the IC card inserting portion 101 of the IC card socket 100.

FIG. 5 shows an embodiment of the silicon shut-off bar 400. FIG.

As shown in FIG. 5, the conductive material carbon is formed in a stripe form (zebra) and can be manufactured in various forms.

The silicon shut-off bar 400 is connected and fixed so that the silicon shut-off bar 400 and the first printed circuit board 200 and the second printed circuit board 300 are electrically connected to each other, .

The carbon contact point 701 of the connect pad 700 is connected to the carbon line 401 of the silicon shut-off bar 400. The carbon contact point 701 may include a silicon shut- As shown in FIG.

The carbon contact portion 701 has an electrical connection with the conductive mesh layer 600 and may form a circuit connection portion 702 having electrical connection at regular intervals as required in FIG. .

The width d1 of the connect pad 700 is set in accordance with the width of the silicon shut-off bar 400 and the ground contact point 703 is formed at a position close to the carbon contact point 701 .

As shown in FIG. 6, in the embodiment of the present invention, the ground contact portion 703 is located within the width d1 of the silicon shut-off bar 400 away from the carbon contact portion 701, In the case where the silicon barrier bar 400 having silicon formed at both ends of the carbon line 401 in the bar 400 is used, it may be configured to be covered with silicon.

The grounding contact part 703 is a secondary means for executing a security mode for preventing hacking and is used to prepare for separating the silicon shut-off bar 400 after applying a paint such as a conductive paint. So that the security mode can be operated when the ground contact part 703 and the carbon contact part 701 are short-circuited.

The first printed circuit board 200 and the second printed circuit board 300 are electrically connected to each other to transmit / receive data signals to / from the IC card socket 100 and are read from the IC card socket 100 And means for providing information to the system in the card reader apparatus main body are implemented.

Also, it is possible to design the carbon line 401 to be used as a signal (information) transmission line between the first printed circuit board 200 and the second printed circuit board 300.

6, the first printed circuit board 200 is mounted on the IC card socket 100 and the second printed circuit board 300 is connected to the second printed circuit board 300. In the IC card socket 100, The position of the IC chip 201 can be designed so as to be covered and covered.

A control means 202 connected to the connector pad 700 is formed on the first printed circuit board 200. The control unit 202 determines whether or not a circuit of the conductive mesh layer 600 and the carbon line 401 of the silicon shut-off bar 400 is open and controls the security mode for preventing hacking.

The case 500 is a means for protecting the IC card socket 100, the silicon shut-off bar 400 and the second printed circuit board 300 inside thereof. The case 500 is fixed to the first printed circuit board 200 do.

The IC card reader equipped with the hacking prevention device of the present invention has the IC card socket 100 mounted on the first printed circuit board 200 and the second printed circuit board 300 mounted thereon.

At this time, a silicon shut-off bar 400 is installed and fixed along the periphery of the IC card socket 100 between the first printed circuit board 200 and the second printed circuit board 300, ) Direction.

The carbon line 401 of the silicon shut-off bar 400 is fixed to the carbon contact point 701 of the connect pad 700 formed on the first printed circuit board 200 and the second printed circuit board 300 do.

Thereafter, the case 500 is coupled and fixed to the first printed circuit board 200.

The present invention is thus completed,

(a). When a silicon block, a first printed circuit board, and a second printed circuit board are electrically connected to each other to remove one of them, a security mode for preventing hacking is executed,

(b). The ground contact portion is formed in proximity to the carbon line of the silicon shut-off bar so that when the ground contact is short-circuited to the carbon contact, the security mode for preventing hacking is executed to prevent hacking.

The conductive mesh layer 600 is formed on the outer surfaces of the first printed circuit board 200 and the second printed circuit board 300 and the conductive mesh layers 600 are electrically connected to the respective connect pads 700 And the first printed circuit board 200 and the second printed circuit board 300 are electrically connected to each other by the silicon cut-off bar 400.

7 shows an electrical circuit connection structure of the silicon shut-off bar 400, the first printed circuit board 200, the second printed circuit board 300, and the conductive mesh layer 600. As shown in FIG.

The control means 202 executes a security mode for preventing hacking when any one of the connected circuit structures is disconnected and opened in the circuit as described above.

Or when the carbon contact point 701 and the ground contact point 703 are short-circuited. This is to apply the conductive paint to the ground contact portion 703 so as to perform the security mode when the carbon contact portion 701 and the ground contact portion 703 are short-circuited and grounded. , And attempts to disassemble the silicon shut-off bar 400 to prevent hacking by executing a security mode.

The security mode may be configured in various forms such as shutting off the power or stopping the mode operation.

FIG. 8 shows a security mode operation process performed by the control means 202. FIG.

Claims (3)

A first printed circuit board (PCB) 200 and a second printed circuit board 300 are mounted on upper and lower portions of an IC card socket 100 into which an IC card is inserted, 1 blocking means is provided in each direction except for the IC card inserting portion 101 along the periphery of the IC card socket 100 between the printed circuit board 200 and the second printed circuit board 300, A conductive line made of a conductive material is formed in the direction of the first printed circuit board 200 and the second printed circuit board 300,
The first printed circuit board 200 and the second printed circuit board 300 are formed on the back surface of the IC card socket 100 and the conductive mesh layer 600, And a connecting pad 700 having an electrical connection with the conductive mesh layer 600 and electrically connected to the conductive line of the blocking means so as to be electrically connected to the first printed circuit board 200 The conductive mesh layer 600 and the silicon cut-off bar 400 have electrical circuit connections to the connect pad 700 and the second printed circuit board 300, And a control unit (202) for controlling the security mode for preventing hacking by judging whether the open / closed state is open. The method according to claim 1, wherein the blocking means comprises a silicon shut-off bar (400), and the conductive line of the silicon shut-off bar (400) is formed of a carbon line (401) An IC card reader provided with an anti-hacking device. The method of claim 1 or 2, wherein the connect pad (700) comprises a carbon contact portion (701) to which the carbon line (401) of the silicon shut off bar (400) is connected, and the carbon contact portion Has an electrical connection with the conductive mesh layer 600 and does not have an electrical contact with the carbon contact point 701 and forms a ground contact point 703 at a close position,
The control means (202) further comprises a process of allowing the security mode to operate when the ground contact portion (703) and the carbon contact portion (701) are short-circuited. Card reader.









KR1020150043082A 2015-03-27 2015-03-27 Ic card reader with the protecting device from hacking KR101619697B1 (en)

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KR1020150043082A KR101619697B1 (en) 2015-03-27 2015-03-27 Ic card reader with the protecting device from hacking

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101454220B1 (en) 2013-05-31 2014-10-23 최형태 Msr head for preventing hacking using a fpcb

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101454220B1 (en) 2013-05-31 2014-10-23 최형태 Msr head for preventing hacking using a fpcb

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