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Furthermore, Russia's actions, especially post-2022 with the Ukraine conflict, have extended into cyber warfare targeting Japanese companies and infrastructure, motivated partly by economic sanctions and geopolitical retaliation.
National Security and Alliances at Risk
Japan's cybersecurity vulnerabilities threaten its national security, especially given its security treaty with the United States. Historically, the U.S. has expressed concerns about Japan's weak cybersecurity posture, describing it as a significant liability within the alliance. In the event of regional conflicts or escalation, Japan's ability to rely on U.S. support could be compromised by potential information leaks or ineffective defense capabilities.