KR910010937A - Communication security device and method of data communication system - Google Patents

Communication security device and method of data communication system Download PDF

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Publication number
KR910010937A
KR910010937A KR1019890017448A KR890017448A KR910010937A KR 910010937 A KR910010937 A KR 910010937A KR 1019890017448 A KR1019890017448 A KR 1019890017448A KR 890017448 A KR890017448 A KR 890017448A KR 910010937 A KR910010937 A KR 910010937A
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KR
South Korea
Prior art keywords
communication
random number
data communication
unique number
result
Prior art date
Application number
KR1019890017448A
Other languages
Korean (ko)
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KR920007479B1 (en
Inventor
윤영배
Original Assignee
정몽헌
현대전자산업 주식회사
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Priority to KR1019890017448A priority Critical patent/KR920007479B1/en
Publication of KR910010937A publication Critical patent/KR910010937A/en
Application granted granted Critical
Publication of KR920007479B1 publication Critical patent/KR920007479B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)

Abstract

내용 없음No content

Description

데이타 통신 시스템의 통신보안 장치 및 방식Communication security device and method of data communication system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본발명의 데이타 통신 시스템을 도시한 개략 블럭도.1 is a schematic block diagram illustrating a data communication system of the present invention.

제2도(가)는 본 발명에 따른 호출 시스템의 처리 흐름도.2 is a process flow diagram of a calling system according to the present invention.

제2도(나)는 본 발명에 따른 호출 상대 스스템의 처리 흐름도.2 (b) is a flow chart of the processing of the called party system according to the present invention.

Claims (3)

각기 통신로가 할당되고, 각각 직렬입출력부(10)및 중앙제어장치(20)를 갖는 다수의 시스템을 포함하는 데이타 통신 시스템에 있어서, 시스템 고유번호 및 가설정한 난수를 포함하여, 상기 고유번호 및 가설정한 난수를 이용하여 일정수순에 따라 계산하는 수단 및, 상기 계산된 결과치와 상대 스스템으로 부터의 계산 결과치를 비교하는 수단을 포함하는 것을 특징으로 하는 데이타 통신 스스템의 통신 보안장치.In a data communication system including a plurality of systems each having a communication channel assigned thereto, each having a serial I / O unit 10 and a central control unit 20, the unique number and the random number including a system unique number and a random number set in advance. And a means for calculating according to a predetermined sequence using a random number set temporarily, and means for comparing the calculated result with a calculated result from a relative system. 제1항에 있어서, 상기 고유번호 및 기설정된 난수를 기억하는 수단이 원타임PROM인것을 특징으로 하는 데이타 통신 시스템의 통신 보완 장치.The communication complementary apparatus of claim 1, wherein the means for storing the unique number and the predetermined random number is a one-time PROM. 각기 직렬 입력부(10), 중앙제어장치(20)및 통신보안장치(30)를 포함하는 복수의 시스템을 갖는 데이타 통신 시스템의 통신에 있어서, 호출 시스템과 호출상대 시스템 간에 데이타 통신을 수행하기 전에 상기 호출 시스템의 데이타 통신 요구에 대해 상기 호출상대 시스템이 시스템 고유 번호 및 기설정된 난수를 출력하는 단계와, 상기 호출시스템에서 상기 시스템 고유번호 및 난수를 입력하여 기설정된 소정의 계산을 수행하여 그 결과를 상기 호출대상 시스템으로 출력하는 단계와, 상기 호출상대 시스템에서 상기 결과와 상기 호출시스템에서 동일한 계산에서 얻어진 결과를 비교하여 동일한 경우 통신 개시 신호를 출력하고, 동일하지 않은 경우 대기 상태로 전환하는 단계를 포함하는 것을 특징으로 하는 데이타 통신 시스템의 통신 보안 방식.In the communication of a data communication system having a plurality of systems, each of which includes a serial input unit 10, a central control unit 20, and a communication security device 30, before performing data communication between the calling system and the call partner system. The call partner system outputs a system unique number and a predetermined random number for a data communication request of a calling system, inputs the system unique number and a random number in the calling system, and performs a predetermined calculation to perform a result. Outputting the communication target signal to the call destination system, and comparing the result with the result obtained by the same calculation in the call system in the call destination system and outputting a communication start signal if it is identical, and switching to a standby state if not identical. Communication security method of a data communication system comprising a. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890017448A 1989-11-29 1989-11-29 Method for holding security of data transmission KR920007479B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890017448A KR920007479B1 (en) 1989-11-29 1989-11-29 Method for holding security of data transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890017448A KR920007479B1 (en) 1989-11-29 1989-11-29 Method for holding security of data transmission

Publications (2)

Publication Number Publication Date
KR910010937A true KR910010937A (en) 1991-06-29
KR920007479B1 KR920007479B1 (en) 1992-09-04

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Application Number Title Priority Date Filing Date
KR1019890017448A KR920007479B1 (en) 1989-11-29 1989-11-29 Method for holding security of data transmission

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KR (1) KR920007479B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100473536B1 (en) * 1996-05-22 2005-05-16 마츠시타 덴끼 산교 가부시키가이샤 An encryption apparatus for ensuring security in communication between devices and communication system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180003678U (en) 2017-06-19 2018-12-28 구영욱 Beading tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100473536B1 (en) * 1996-05-22 2005-05-16 마츠시타 덴끼 산교 가부시키가이샤 An encryption apparatus for ensuring security in communication between devices and communication system

Also Published As

Publication number Publication date
KR920007479B1 (en) 1992-09-04

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