KR20180086614A - 디지털 인증서 이동 방법 - Google Patents
디지털 인증서 이동 방법 Download PDFInfo
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- KR20180086614A KR20180086614A KR1020170010247A KR20170010247A KR20180086614A KR 20180086614 A KR20180086614 A KR 20180086614A KR 1020170010247 A KR1020170010247 A KR 1020170010247A KR 20170010247 A KR20170010247 A KR 20170010247A KR 20180086614 A KR20180086614 A KR 20180086614A
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- 230000005540 biological transmission Effects 0.000 description 3
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Classifications
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- 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
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/606—Protecting data by securing the transmission between two devices or processes
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- 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
- G06K19/06009—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 with optically detectable marking
- G06K19/06037—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 with optically detectable marking multi-dimensional coding
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- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
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Abstract
Description
도 2는 본 발명에 의한 인증서 분리를 설명하기 위한 개념도.
도 3은 인증서 분리를 예시적으로 설명하기 위한 도면.
20: 제2 단말기
30: 중계 서버
Claims (4)
- 대칭키와 인증서 파일이 저장되어 있는 제1 단말기와, 상기 대칭키가 저장되어 있는 제2 단말기와, 중계 서버를 포함하는 환경에서 제1 단말기에 저장된 인증서 파일을 제2 단말기로 이동하는 방법에 있어서,
인증서의 암호를 입력받은 제1 단말기가 임의의 암호키를 생성하는 제1 단계와,
제1 단말기가 인증서 파일을 상기 암호키로 암호화하여 암호화된 인증서 파일을 생성하는 제2 단계와,
제1 단말기가 암호화된 인증서 파일을 제1 부분과 제2 부분으로 분리하는 제3 단계와,
제1 단말기가 제1 부분을 상기 대칭키로 인코딩하고 판독 가능한 코드로 변환하여 현출하는 제4 단계와,
제1 단말기가 상기 암호키와 제2 부분을 중계 서버로 전송하는 제5 단계와,
제2 단말기가 상기 코드를 판독한 데이터를 수신하는 제6 단계와,
제2 단말기가 상기 대칭키에 의해서 상기 코드를 디코딩하고 제1 부분을 추출하는 제7 단계와,
제2 단말기가 중계 서버에 제1 부분을 전송하여 인증받는 제8 단계와,
제8 단계의 인증에 성공하면 제2 단말기가 중계 서버로부터 상기 암호키 및 제2 부분을 수신하는 제9 단계와,
제2 단말기가 제1 부분과 제2 부분을 결합하여 암호화된 인증서 파일을 생성하는 제10 단계와,
제2 단말기가 제10 단계에서 생성된 암호화된 인증서 파일을 제9 단계에서 수신한 암호키로 복호화하고 저장하는 제11 단계를 포함하는,
인증서 이동 방법.
- 청구항 1에 있어서,
제1 부분과 제2 부분은 서로 공유하는 공유 부분을 포함하도록 분리되며,
제8 단계에서의 인증은, 중계 서버가 제2 단말기로부터 전송받은 제1 부분과, 제1 단말기로부터 전송받은 제2 부분에 공유 부분이 존재하는 경우에 인증하는 단계인,
인증서 이동 방법.
- 청구항 1 또는 청구항 2에 있어서,
상기 코드는 2차원 코드인,
인증서 이동 방법.
- 청구항 1에 있어서,
제1 부분과 제2 부분은 서로 공유하는 공유 부분을 포함하며,
상기 공유 부분은, 암호화된 인증서 파일에는 포함되지 않은 랜덤값이며,
제8 단계에서의 인증은, 중계 서버가 제2 단말기로부터 전송받은 제1 부분과, 제1 단말기로부터 전송받은 제2 부분에 상기 공유 부분이 존재하는 경우에 인증하는 단계인,
인증서 이동 방법.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111639352A (zh) * | 2020-05-24 | 2020-09-08 | 中信银行股份有限公司 | 电子证明的生成方法、装置、电子设备及可读存储介质 |
Citations (3)
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KR101144074B1 (ko) * | 2011-04-15 | 2012-05-23 | 소프트포럼 주식회사 | 영상코드를 이용한 단말간 인증서 이동 시스템 |
JP2014045254A (ja) * | 2012-08-24 | 2014-03-13 | Konica Minolta Inc | 画像処理システム、画像処理装置、携帯情報装置、遠隔制御方法、遠隔操作方法、遠隔制御プログラムおよび遠隔操作プログラム |
KR20140038870A (ko) * | 2012-09-21 | 2014-03-31 | 한국전자통신연구원 | 바코드를 이용한 단말 간의 인증서 이동 방법 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101144074B1 (ko) * | 2011-04-15 | 2012-05-23 | 소프트포럼 주식회사 | 영상코드를 이용한 단말간 인증서 이동 시스템 |
JP2014045254A (ja) * | 2012-08-24 | 2014-03-13 | Konica Minolta Inc | 画像処理システム、画像処理装置、携帯情報装置、遠隔制御方法、遠隔操作方法、遠隔制御プログラムおよび遠隔操作プログラム |
KR20140038870A (ko) * | 2012-09-21 | 2014-03-31 | 한국전자통신연구원 | 바코드를 이용한 단말 간의 인증서 이동 방법 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111639352A (zh) * | 2020-05-24 | 2020-09-08 | 中信银行股份有限公司 | 电子证明的生成方法、装置、电子设备及可读存储介质 |
CN111639352B (zh) * | 2020-05-24 | 2023-06-20 | 中信银行股份有限公司 | 电子证明的生成方法、装置、电子设备及可读存储介质 |
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