중간자공격을 이용한 보안서버 무효화공격에 대한 대응법

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조성민;이훈
Cho, Seong-Min;Lee, Hoon

  • 투고 : 2015.09.23
  • 심사 : 2015.11.11
  • 발행 : 2016.01.31

초록

본 연구에서는 컴퓨터 사용자가 침해 사실을 직접 확인하기 힘든 중간자 공격에 의한 보안서버의 무효화 공격에 대한 대응법을 제안한다. 이를 위하여 먼저 현재 존재하는 다양한 유형의 중간자공격에 대해서 기존의 대응방안에 대해 분석한다. 이어서 기존의 연구에서 아직 해결되지 않았으며 본 연구의 제안 기법인 민감 정보 전송 전 세션 상태를 확인하여 비정상 접속이 확인되면 사용자가 민감 정보를 전송하지 못하게 하고, 사용자로 하여금 침해에 대한 경각심을 가질 수 있게 안내페이지로 전환하는 시큐어코딩 기법을 제안한다.

키워드

보안서버;중간자공격;보안스위치;시큐어코딩

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