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Christian F. Tschudin 발표자 : 전기공학부 이 진 호
Mobile Agent Security Christian F. Tschudin 발표자 : 전기공학부 이 진 호
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Review & Motivation What is the Mobile Agent?
network development - mobile code Host Security & Mobile Security Secure vs Open with mobile agent
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Content 1. Review & Motivation 2. Protecting the Host
3. Protecting the Mobile Agent 4. Agent Tempering 5. Secure or Open? (Outlook)
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Protecting the Host Run-Time Check
Authentication, Authorization, Allocation MA helping the host
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Run-Time Check agent에 대한 check 시간의 최소화
Single Virtual Machine Architecture 여러 mobile agent에 하나의 interpreter Proof Carrying Code 보안에 문제가 없다는 증거를 mobile code가 가지고 다님
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Authentication, Authorization, Allocation
agent의 identify digital signature, 비대칭 암호법 Authorization MA에게 access 권한 부여 Allocation scheduling competitive request allocation problem - market-based mechanism
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Protecting the Mobile Agent
MA의 취약성 Detecting & Preventing Agent Tampering
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Detecting Agent Tampering
System set up for detection adding dummy item or function cryptographic technique
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Preventing Agent Tampering
Environmental Security Distributed MA Distributed Shelter for Data Clueless Agent Hiding in the Masses
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Preventing Agent Tampering
Cryptographic Protection Encryption Untraceable and Anonymous Agent Smartcards
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Preventing Agent Tampering
Sealing and Signing of Results Executable Encrypted Function
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Secure or Open? 보안과 개방 사이의 최적점
보안에 대한 관심이 폐쇄적인 MA system을 만드는 대신, 안전하면서도 개방된 환경을 만드는데 도움이 되어야 한다.
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