Japanвђ™s Police And Fsa Publish A Joint Cyber Wa... -

In April 2026, Japan’s Financial Services Agency (FSA), the National Police Agency (NPA), and other key financial bodies issued a critical joint warning regarding an "at-hand crisis" involving high-speed, AI-driven cyber threats. This urgent advisory was sparked by the emergence of , a new AI model from Anthropic that demonstrated the ability to discover thousands of vulnerabilities across major operating systems and web browsers faster than they could be patched. The Core Threat: Claude Mythos

: Authorities warned that the AI can automatically generate programs to execute these attacks, allowing malicious actors to strike financial infrastructure with minimal manual effort. Japan’s Police and FSA Publish a Joint Cyber Wa...

This joint warning is part of a larger 2026 cybersecurity overhaul in Japan, focusing on emerging technology and digital assets: In April 2026, Japan’s Financial Services Agency (FSA),

: Finance Minister Satsuki Katayama emphasized that attacks on the financial sector could trigger a broader loss of public credibility and immediate market instability. Strategic Response and Task Force This joint warning is part of a larger