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Aflac Japan Data Breach Exposes Customer Financial Data
Aflac Japan subsidiary data breach exposed personal and bank account details for an undisclosed number of customers. Review impact and mitigation.
KDDI Data Breach Exposes 14.2 Million Email Logins Across Six ISPs
KDDI Corporation reports a massive data breach affecting 14.2 million email accounts across six Japanese ISPs following unauthorized shared system access.
Kyuden Data Breach: Physical Loss of 10.9 Million Customer Records
Kyushu Electric Power reports the physical loss of a hard drive containing personal data of over 10.9 million customers during a disposal transport process.
AI-Assisted Attacks: Lessons from the Kaikatsu Club Data Breach
Analyze the 2025 Kaikatsu Club breach where AI-assisted malicious code allowed a teenager to steal 7 million user records, signaling a new era of cyber threats.
Claude Mythos: Analyzing AI Threat Rumors in Japan Finance Sector
An investigation into the Claude Mythos panic in Japan's financial sector and how security experts distinguish between AI hype and actual cyber risks.
Tropic Trooper APT Targets Home Routers and Japanese Infrastructure
Tropic Trooper expands operations to target Japanese entities and home routers using specialized malware like Chinoiserie to obfuscate attack origins.
Microsoft $10B Investment: Advancing Japan's AI and Cybersecurity
Microsoft commits $10 billion to Japan for AI infrastructure and cybersecurity, focusing on sovereign AI requirements and national digital resilience.
Chinese Police Use ChatGPT in Influence Operations Against Japan
Chinese police reportedly used ChatGPT for politically motivated influence operations to smear Japan's PM Takaichi, highlighting AI's role in disinformation campaigns.