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손경호(Son Kyung Ho) 한국정보보호학회 2014 情報保護學會誌 Vol.24 No.5
본 논문에서는 전력, 가스, 수도, 교통 시스템 등의 국가주요기반시설 및 산업분야에 널리 사용되는 산업제어시스템 (ICS;Industrial Control System)에 대한 보안표준 및 보안요구사항을 살펴보고, 이를 충분히 만족하고 정확하게 구현되었음을 시험·평가를 통해 인증하는 평가·인증 체계에 대해 살펴본다. 특히 미국을 중심으로 활발히 진행 중인 ISASecure췊DSA 인증 프로그램에 대해 상세히 분석하고, 국내에 이를 적용하기 위한 방안에 대해 제안하고자 한다.
손경호 ( Kyung Ho Son ) 한국서양사학회 2010 西洋史論 Vol.0 No.107
This paper attempts to explore the developments and limits of the light infantry in the ancient Greece era. Specifically, this paper focuses on explaining why the light infantries could not emerge as a supreme fighting group like English Long-bow men and Swiss Pikemen in modern Europe. As for their origin, Greek light infantry soldiers began as supporters of hoplites for battles and supplementary fighting soldiers. The latter can be identified as specified weapon users. Bows, slings, and light spears had been the most common weapons for the light infantries at this time. The soldiers of the Greek light infantry achieved great success during the Peloponnesian War under the command of Demosthenes. After the war, however, the lightly armed men could not continue their military prowess. The evidence of decline of these men was the popularity of hoplite mercenaries after the war, which was described by Xenophon in Anabasis. The demise of the light infantries can be explained in two ways. Most of all, weapon systems of the infantries were not able to penetrate the armor of hoplites. Bronze helmets, curass, and shields provided great protection for the hoplites, and minimized the effects of projectile attacks of the light infantries. Unlike the English Long-bow, Greek ancient light infantries failed to annihilate their counter parts with their own weapon systems. Secondly, the old Greek light infantries could not develop superior tactics that could overcome their inferior weapons. They just relied on ambush attacks to maximize their mobility when employed as the main force. However, the light infantries were rarely hired for major troops. Instead, their auxiliary roles in battles like checking main enemy forces and launching attacks at sides were satisfactory for the Greeks. Unlike the Swiss Pikemen who developed creative tactics using their simple weapons massively in dense formation, Greek ancient warriors lacked their own tactics. Finally, unlike the hoplites with political privileges, the light infantries had inferior class status. the hoplites might have initiated political influences to prevent the light infantries from their important promotional opportunities. Thus, their inferior status might have kept them from becoming major warriors like the hoplites.