KR101966929B1 - Systme and method for operating digital key using light wavelength - Google Patents

Abstract

A method of operating a digital key using an optical wavelength according to an exemplary embodiment of the present invention is a digital key operating method using an optical wavelength of a system including an authentication server, a user terminal, a device, and a digital key module, A registration step of registering a mutual authentication procedure to allow access of the device and the digital key module; And a device communication operation step in which, after the mutual authentication procedure is registered, the device is executed with an instruction provided from the user terminal, and the user terminal and the device transmit / receive information using optical wavelengths .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital key operating method using an optical wavelength,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital key operating method using optical wavelengths and a system for executing the same.

Recently, the structure of the digital key has been complicated, but due to the encrypted encrypted transmission method of the key using the radio frequency, it is possible to illegally copy the key using the wireless network by creating the same environment as the radio frequency amplifying device or the key .

In addition, when the control over the communication line between various wireless devices is controlled by the control of others, theft of the vehicle and illegal invasion of the home and office leads to various kinds of violent crimes such as theft or theft, Commercialized alternatives are not applied and partially resolved through standardized security algorithms and methods both at home and abroad, but they have already been hacked into various forms in the limits and disclosed to the press.

Since the above problem is gradually widened due to the wirelessization of the user and the device, in the present invention, the standard code verification method between the key and the key module, the security code generation procedure, the same system verification procedure, the encryption communication method conversion between devices in the group, , It is possible to secure a unique command system by constructing a defense system and a variety of operating systems against intrusion of other system outside the command subject and subject by external command, The present invention provides a method of operating a digital key using an optical wavelength that can fundamentally block a method and easily apply various security algorithms and a system for executing the method.

Japanese Patent Application Laid-Open No. 10-2009-0000616

It is an object of the present invention to enhance the security of a wireless communication module (module for mounting a core process such as an MCU, an IC, etc.), increase the variability of the security algorithm by changing the communication means that can not be replicated, The present invention provides a method of operating a digital key using an optical wavelength capable of increasing the group security of a module and securing the security of a digital key user, and a system for executing the same.

A method of operating a digital key using an optical wavelength according to an exemplary embodiment of the present invention is a digital key operating method using an optical wavelength of a system including an authentication server, a user terminal, a device, and a digital key module, A registration step of registering a mutual authentication procedure to allow access of the device and the digital key module; And a device communication operation step in which, after the mutual authentication procedure is registered, the device is executed with an instruction provided from the user terminal, and the user terminal and the device transmit / receive information using optical wavelengths .

In one embodiment, the registering step may include: generating a first random value at the authentication server and transmitting the first random value to the user terminal when the user terminal requests the first random value to the authentication server; Converting the first random value into a first optical wavelength at the user terminal and transmitting the first optical wavelength to the device; Converting the first optical wavelength at the device into a first random value and then transmitting the first random value to a digital key module; Generating a second random value by combining the first random value and the second random value to generate a first authentication string, receiving the first random value from the digital key module, 2 < / RTI > random value and a first authentication string to the device; Converting the second random value and the first authentication string into a second optical wavelength in the device and transmitting the second optical value to the user terminal; Receiving the second optical wavelength from the user terminal using a light receiving element, converting the second optical wavelength into a second random value and a first authentication string, and transmitting the second random value and the first authentication string to the authentication server; Generating a second authentication string by combining and calculating the first random value and the second random value, and then determining whether the first authentication string is identical to the first authentication string; And transmitting the registration result of the user terminal and the device to the user terminal after completing the authentication procedure of the digital key module if the first authentication string and the second authentication string are identical.

In one embodiment, the device communication operating step includes converting the first random value request information to a first optical wavelength to transfer the first random wavelength request information to the device to execute the device at the user terminal; Converting the first optical wavelength into the first random value request information in the device and transmitting the converted first random wavelength request information to the digital key module; Generating a first random value corresponding to the first random value request information in the digital key module and transmitting the first random value to the device; Converting the first random value into a second optical wavelength in the device and transmitting the second optical wavelength to the user terminal; Converting the second optical wavelength into the first random value at the user terminal and transmitting the converted first random wavelength to the authentication server; The authentication server generates the second random value, generates a first authentication string in which the first random value and the second random value are combined and calculated, and transmits the first random number to the user terminal Transmitting; Converting the second random value, the first authentication string and the instruction word to a third optical wavelength in the user terminal, and transmitting the third random value, the first authentication string and the command to the device; Receiving the third optical wavelength through the light receiving element in the device, converting the second random value, the first authentication string, and the command word through a conversion unit and transmitting the converted second random value, the first authentication string, and the command to the digital key module; And a digital key module for generating a second authentication string by combining and calculating the first random value and the second random value, comparing whether the first authentication string is identical to the second authentication string, 1 authentication string, and transmitting the authentication result to the device.

A system according to an embodiment of the present invention includes a recording medium on which a program for performing a method of operating a digital key using an optical wavelength is recorded.

The solution of the above-mentioned problems does not list all the features of the present invention. Various means for solving the problems of the present invention can be understood in detail with reference to specific embodiments of the following detailed description.

The digital key operating method using the optical wavelength and the system for executing the digital key according to an embodiment of the present invention can make illegal transmission and reception of illegal messages and the use of illegally copied key data impossible due to the expansion of the wireless network, It is possible to make the external intrusion itself impossible by transmitting and receiving the unrecorded optical wavelength of the unauthorized command subject in the same network network and providing the advantage of reliable reliable transmission and reception between the key group formed with the network group and the key module .

1 is a block diagram illustrating a method of operating a digital key using an optical wavelength according to an embodiment of the present invention.
FIG. 2 is a flow chart illustrating the registration step shown in FIG. 1 in more detail.
3 is a flow chart illustrating the device communication operation step shown in FIG. 1 in more detail.
4 is a block diagram briefly showing a system for executing a digital key operating method using the optical wavelength shown in FIG.
5 is a diagram illustrating an exemplary computing environment in which one or more embodiments disclosed herein may be implemented.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. It should be understood, however, that it is not intended to limit the techniques described herein to specific embodiments but to include various modifications, equivalents, and / or alternatives of the embodiments herein . In connection with the description of the drawings, like reference numerals may be used for similar components. In this specification, the expressions "having," " having, "" comprising," Quot ;, and does not exclude the presence of additional features.

As used herein, the expressions "A or B," "at least one of A and / or B," or "one or more of A and / or B," may include all possible combinations of the listed items . For example, "A or B," "at least one of A and B," or "at least one of A or B" includes (1) at least one A, (2) Or (3) at least one A and at least one B all together.

As used herein, the terms "first," "second," "first," or "second," and the like may denote various components, But is used to distinguish it from other components and does not limit the components. For example, the first user equipment and the second user equipment may represent different user equipment, regardless of order or importance. For example, without departing from the scope of the rights described herein, the first component can be named a second component, and similarly the second component can also be named a first component.

(Or functionally or communicatively) coupled with / to "another component (eg, a second component), or a component (eg, a second component) Quot; connected to ", it is to be understood that any such element may be directly connected to the other element or may be connected through another element (e.g., a third element). On the other hand, when it is mentioned that a component (e.g., a first component) is "directly connected" or "directly connected" to another component (e.g., a second component) It can be understood that there is no other component (e.g., a third component) between other components.

The phrase " configured to be used "as used herein should be interpreted according to circumstances, such as, for example, having " having the capacity to, To be designed to, "" adapted to, "" made to, "or" capable of ". The term " configured to (or set up) "may not necessarily mean" specifically designed to "in hardware. Instead, in some situations, the expression "configured to" may mean that the device can "do " with other devices or components. For example, a processor configured (or configured) to perform the phrases "A, B, and C" may be implemented by executing one or more software programs stored in a memory device or a dedicated processor (e.g., an embedded processor) , And a generic-purpose processor (e.g., a CPU or an application processor) capable of performing the corresponding operations.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the other embodiments. The singular expressions may include plural expressions unless the context clearly dictates otherwise. Terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art having recited herein. General predefined terms used herein may be interpreted in the same or similar sense as the contextual meanings of the related art and are to be understood as meaning ideal or overly formal meanings unless explicitly defined herein . In some cases, the terms defined herein can not be construed to exclude embodiments of the present disclosure.

Hereinafter, a system and method for operating a digital key using an optical wavelength according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram illustrating a method of operating a digital key using an optical wavelength according to an embodiment of the present invention. FIG. 2 is a flowchart illustrating a registration step shown in FIG. 1 in more detail, FIG. 4 is a block diagram schematically showing a system for executing a digital key operating method using the optical wavelength shown in FIG. 1

First, as shown in FIG. 1, a digital key operating method (S700) according to an embodiment of the present invention may include a registration step (S710) and an operating step (S720).

2, the digital key generated in the digital key module 400 is transferred between the user terminal 200 and the device 300 to the authentication server using a predetermined data transmission process. In the registration step S710, And registering the digital key transmitted from the authentication server through a predetermined authentication process.

More specifically, in the registration step S710, when the user terminal 200 requests a first random value from the authentication server 500, the authentication server generates a first random value and transmits the first random value to the user terminal 200 (S711). Here, the first random value is a value temporarily used, and is a new value generated every time the user terminal makes a request. That is, it is a value used one time.

Next, the user terminal 200 converts the first random value into a first optical wavelength and transmits it to the device (S712). The device 300 converts the first optical wavelength into a first random value, To the key module 400 (S713).

The digital key module 400 generates a second random value based on the first random value, combines and processes the first random value and the second random value to generate a first authentication string, 2 random value and the first authentication string to the device (S714).

The device 300 converts each of the second random value and the first authentication string into the second optical wavelength and the third optical wavelength, and transmits the converted wavelength to the user terminal (S715).

The user terminal 200 receives the second optical wavelength and the third optical wavelength using the light receiving element, converts the second optical wavelength and the third optical wavelength into the second random value and the first authentication string, and transmits the second random value and the first authentication string to the authentication server 500 (S716) .

The authentication server 500 generates a second authentication string by combining and calculating the first random value and the second random number, and then determines whether the first authentication string matches the first authentication string (S717).

If the first authentication string and the second authentication string are identical, the authentication process of the digital key module is completed, the user terminal and the device are registered, and the registration result is transmitted to the user terminal (S718).

Next, referring to FIG. 3, the device communication operation step S720 may be a step of executing a device at a user terminal through a predetermined authentication procedure between the authentication server and the device after the digital key registration step S710 .

First, in order to execute the device in the user terminal 200, the first random value request information is converted into the first optical wavelength and transmitted to the device (S721).

The device converts the first optical wavelength into the first random value request information, and transmits the first random wavelength request information to the digital key module 400 (S722).

The digital key module 400 generates a first random value corresponding to the request information and transmits the first random value to the device 300 (S723).

The device 300 converts the first random value into a second optical wavelength, and then transmits the converted wavelength to the user terminal 200.

The user terminal converts the second optical wavelength into a first random value and then transmits the first random wavelength to the authentication server.

Upon receiving the first random value, the authentication server 500 generates a second random value, generates a first authentication string that combines and computes the first random value and the second random value, (S726).

The user terminal 200 converts the second random value, the first authentication string, and the command into the third optical wavelength, and then transmits the third random number, the first authentication string, and the command to the device (S727).

After receiving the third light wavelength through the light receiving element, the device 300 converts the third light wavelength into a second random value, a first authentication string, and a command word through the conversion unit, and transmits the command to the digital key module (S728).

The digital key module 400 generates a second authentication string by combining and calculating the first random value and the second random value, compares the first authentication string with the second authentication string, After authentication, the authentication result is transmitted to the device 300 (S729). After confirming the authentication result, the device executes the command provided by the user terminal 200. [

4 is a block diagram briefly showing a digital key operating system using optical wavelengths according to an embodiment of the present invention.

4, a digital key operating system 100 using optical wavelengths according to an exemplary embodiment of the present invention includes a user terminal 200, a device 300, a digital key module 400, and an authentication server 500 ).

The user terminal 200 and the authentication server 500 are communicated through a network, and the user terminal 200 and the device 300 communicate using an optical wavelength.

An example of such a network is the Internet, a LAN (Local Area Network), a Wireless Local Area Network (WLAN), and the like. , Wide Area Network (WAN), Personal Area Network (PAN), 3G, 4G, LTE, Wi-Fi, and the like. The Internet can be divided into several services, such as HyperText Transfer Protocol (HTTP), Telnet, File Transfer Protocol (FTP), Domain Name System (DNS), Simple Mail Transfer Protocol (SMTP) Simple Network Management Protocol (NFS), Network File Service (NFS), and Network Information Service (NIS).

As described above, the user terminal 200 may be a terminal that executes a device using an instruction word, and supports a predetermined authentication procedure required for authentication between the device and the authentication server.

For example, the user terminal 200 converts a random value provided by the authentication server 500 into an optical wavelength and transfers the optical wavelength to the device, or converts the optical wavelength transmitted from the device into a random value and transmits the random value to the authentication server.

Next, the device 300 transmits the request information of the user terminal 200 to the digital key module, converts the random value and the authentication string generated in the digital key module into optical wavelengths, and provides the optical wavelength to the user terminal.

Next, the digital key module 400 generates an encryption key using an encryption algorithm, and authenticates an encryption key provided from the outside. The digital key module 400 collectively refers to a code process loading module such as an MCU, an IC, etc., capable of executing an encryption algorithm.

Next, the authentication server 500 generates an encryption key using an encryption algorithm, and authenticates an encryption key provided from the outside.

Therefore, the digital key operating method using the optical wavelength according to the embodiment of the present invention and the system performing it can disable the illegal transmission / reception of illegal information and the use of illegally copied key data due to the expansion of the wireless network. It is possible to make external intrusion itself impossible by transmitting / receiving the unrecorded optical wavelength of the unauthorized command subject in the same network network, and reliable transmission / reception between the key group and the key module can be reliably relied.

FIG. 5 is a diagram illustrating an exemplary computing environment in which one or more embodiments disclosed herein may be implemented, and is illustrative of a system 1000 including a computing device 1100 configured to implement one or more of the embodiments described above. / RTI > For example, the computing device 1100 may be a personal computer, a server computer, a handheld or laptop device, a mobile device (mobile phone, PDA, media player, etc.), a multiprocessor system, a consumer electronics device, A distributed computing environment including any of the above-described systems or devices, and the like.

The computing device 1100 may include at least one processing unit 1110 and memory 1120. [ The processing unit 1110 may include, for example, a central processing unit (CPU), a graphics processing unit (GPU), a microprocessor, an application specific integrated circuit (ASIC), a field programmable gate array And may have a plurality of cores. The memory 1120 can be a volatile memory (e.g., RAM, etc.), a non-volatile memory (e.g., ROM, flash memory, etc.) or a combination thereof. In addition, the computing device 1100 may include additional storage 1130. Storage 1130 includes, but is not limited to, magnetic storage, optical storage, and the like.

The storage 1130 may store computer readable instructions for implementing one or more embodiments as disclosed herein, and other computer readable instructions for implementing an operating system, application programs, and the like. The computer readable instructions stored in storage 1130 may be loaded into memory 1120 for execution by processing unit 1110. In addition, computing device 1100 may include input device (s) 1140 and output device (s) 1150.

Here, input device (s) 1140 may include, for example, a keyboard, a mouse, a pen, a voice input device, a touch input device, an infrared camera, a video input device, or any other input device. Also, output device (s) 1150 can include, for example, one or more displays, speakers, printers, or any other output device. In addition, computing device 1100 may use an input device or output device included in another computing device as input device (s) 1140 or output device (s) 1150. [ The computing device 1100 may also include communication connection (s) 1160 that allow the computing device 1100 to communicate with other devices (e.g., computing device 1300).

(S) 1160 may include a modem, a network interface card (NIC), an integrated network interface, a radio frequency transmitter / receiver, an infrared port, a USB connection or other Interface. Also, the communication connection (s) 1160 may include a wired connection or a wireless connection. Each component of the computing device 1100 described above may be connected by various interconnects (e.g., peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus architecture, etc.) And may be interconnected by the network 1200. As used herein, the terms "component," "system," and the like generally refer to a computer-related entity, which is hardware, a combination of hardware and software, software, or software in execution.

For example, an element may be, but is not limited to being, a processor, an object, an executable, an executable thread, a program and / or a computer running on a processor. For example, both the application running on the controller and the controller may be components. One or more components may reside within a process and / or thread of execution, and the components may be localized on one computer and distributed among two or more computers.

The present invention is not limited to the above-described embodiments and the accompanying drawings. It will be apparent to those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100: Digital key operation system using optical wavelength
200: user terminal
300: device
400: Digital key module
500: authentication server

Claims (4)

A method of operating a digital key using an optical wavelength of a system including an authentication server, a user terminal, a device, and a digital key module,
A registration step of registering a mutual authentication procedure in the authentication server to allow access of the user terminal, the device, and the digital key module;
And a device communication operating step in which, after the mutual authentication procedure is registered, the device is executed with an instruction provided in the user terminal,
The registering step
Generating a first random value at an authentication server and transmitting the first random value to a user terminal when the user terminal requests a first random value to the authentication server;
Converting the first random value into a first optical wavelength at the user terminal and transmitting the first optical wavelength to the device;
Converting the first optical wavelength at the device into a first random value and then transmitting the first random value to a digital key module;
Generating a second random value by combining the first random value and the second random value to generate a first authentication string, receiving the first random value from the digital key module, Passing a second random value and a first authentication string to the device;
Converting the second random value and the first authentication string into a second optical wavelength in the device and transmitting the second optical value to the user terminal;
Receiving the second optical wavelength from the user terminal using a light receiving element, converting the second optical wavelength into a second random value and a first authentication string, and transmitting the second random value and the first authentication string to the authentication server;
Generating a second authentication string by combining and calculating the first random value and the second random value in the authentication server and determining whether the first authentication string is identical to the first authentication string; And
And transmitting the registration result of the user terminal and the device to the user terminal after completing the authentication procedure of the digital key module if the first authentication string and the second authentication string are identical,
Wherein the user terminal and the device use optical wavelengths to transmit and receive information using optical wavelengths.
delete The method according to claim 1,
The device communication operating step
Converting the first random value request information into a first optical wavelength for the user terminal to execute the device, and then transmitting the first random value request information to the device;
Converting the first optical wavelength into the first random value request information in the device and transmitting the converted first random wavelength request information to the digital key module;
Generating a first random value corresponding to the first random value request information in the digital key module and transmitting the first random value to the device;
Converting the first random value into a second optical wavelength in the device and transmitting the second optical wavelength to the user terminal;
Converting the second optical wavelength into the first random value at the user terminal and transmitting the converted first random wavelength to the authentication server;
The authentication server generates the second random value, generates a first authentication string in which the first random value and the second random value are combined and calculated, and transmits the first random number to the user terminal Transmitting;
Converting the second random value, the first authentication string and the instruction word to a third optical wavelength in the user terminal, and transmitting the third random value, the first authentication string and the command to the device;
Receiving the third optical wavelength through the light receiving element in the device, converting the second random value, the first authentication string, and the command word through a conversion unit and transmitting the converted second random value, the first authentication string, and the command to the digital key module; And
The digital key module generates a second authentication string by combining and calculating the first random value and the second random value, compares the first authentication string with the second authentication string to determine whether the first authentication string is identical to the first authentication string, And transmitting the authentication result to the device after authenticating the authentication string.
A system comprising a recording medium on which a program for performing the method according to any one of claims 1 to 3 is recorded.

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