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サイバーセキュリティにおける日本国家の役割 -経済、防衛、社会政治の構成要素における平和主義的な政策枠組みの安全保障化-

Year: 2026
Type: dissertation
Abstract: Cybersecurity is a critical policy domain that is reshaping how states, industries, and societies perceive and manage security in the modern era.Unlike traditional security fields, cybersecurity is not and cannot be the exclusive responsibility of the state.Cybersecurity is shared among public institutions, private corporations, and individuals, resulting in diverse governance models across countries.While countries such as the United States and China pursue centralized, militarized frameworks that integrate cybersecurity within defense and intelligence structures, Japan is a key example of a country that has developed a decentralized, civilian-led model grounded in legal restraint and public-private partnership.Japan's approach is shaped by constitutional pacifism under Article 9, bureaucratic pluralism, and reliance on public-private cooperation, creating a distinctive case within the global cybersecurity governance spectrum.This dissertation investigates how the Japanese state constructs and enacts its roles in cybersecurity provision through securitization and institutional role allocation.The central question is how Japan, constrained by pacifist legal norms and a historically civilian security apparatus, operationalizes its cybersecurity involvement.To answer this, the study develops an integrated analytical framework that synthesizes the securitization theory from the Copenhagen School with the functional role approach to cybersecurity proposed by Myriam Dunn Cavelty and Florian Egloff (2021).This hybrid framework bridges discourse and institutional practice by additionally drawing on Lene Hansen and Helen Nissenbaum's (2009) securitization of the
Language: English
Open Access status: green
OpenAlex ID: W7208049793
Cites: 107
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Related to: 10