Advances in Information and Computer Security: 9th by Maki Yoshida, Koichi Mouri

By Maki Yoshida, Koichi Mouri

This publication constitutes the refereed lawsuits of the ninth overseas Workshop on defense, IWSEC 2014, held in Hirosaki, Japan, in August 2014. The thirteen common papers offered including eight brief papers during this quantity have been rigorously reviewed and chosen from fifty five submissions. the focal point of the workshop was once at the following subject matters: approach safety, threshold cryptography, safeguard, starting place, and encryption.

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E. for the next-process). Therefore, another method is needed. What is about to be written to the CR3 register is usable information for the acquisition of process information concerning the next-process. Considering this, there are three methods for identifying the next-process to acquire its process information. • Scanning method: this method scans the process list of the protection target VM to determine the next process. • List-based method: With this method, the VMM holds a list, containing the CR3 value and the address of the task_struct for each essential process.

Krotofil and J. Larsen Preserving Flow of Protection ‘My dear, here we must run as fast as we can, just to stay in place. ‘ -Lewis Carroll, Through the Looking-Glass (1871) The model suggests that control is meant to flow from the cyber systems to the physical system. In cyber-physical systems backwards data flows give the opportunity for attackers to impact the process. Minimizing or eliminating those backward flows hardens the process in respect to cyber attacks. Logically commands come from the operator and then instruct the field equipment to perform some action.

2 Security Zones As noted above, a granular architecture can be created by tracing specific hazards back through a cyber-physical system matching specific devices and specific pieces of data with the hazard. When the components involved have been identified, the maximum impact of an attack can be determined by examining the hazards assigned to the compromised components. If the hazard may potentially lead to a loss of life, the components should be protected more vigorously than those relating to a hazard that only results in financial loss.

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