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UK Treasury, FCA, Cyber Centre Tackle Mythos AI Risks

4/24/2026

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Summary

Resilience Group Tackles AI

The Resilience Group met on April 22, 2026 with UK Treasury, Financial Conduct Authority (FCA) and Cyber Security Centre to address Mythos AI risks, urging firms to use AI for defence and automate response while Richard Horne, head of Cyber Security Centre, said orgs need urgency improving defences but does not view AI as a threat.
The group will reconvene in May with participants to discuss frontier AI models.

Summary

Anthropic Holds Mythos

Anthropic will not release Mythos publicly because it can uncover zero-day flaws.
Anthropic is probing reports that a few users accessed Mythos via a private forum.
German central bank president Joachim Nagel argued all institutions should use Mythos to keep a level playing field and curb misuse.
The Reserve Bank of India is consulting regulators and lenders on “day zero” cyber risks and may seek direct talks with Anthropic.

History

Historical Context

The UK's National Cyber Security Centre (NCSC) was established in 2016 to enhance cybersecurity amid increasing digital threats. Since then, cyber incidents have surged by 300%, prompting discussions on AI's role in security. As institutions like the Reserve Bank of India engage with these challenges, the ongoing evolution of global cybersecurity standards remains critical for protecting essential services and infrastructure.

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Resilience Group Tackles AI

The Resilience Group met on April 22, 2026 with UK Treasury, Financial Conduct Authority (FCA) and Cyber Security Centre to address Mythos AI risks, urging firms to use AI for defence and automate response while Richard Horne, head of Cyber Security Centre, said orgs need urgency improving defences but does not view AI as a threat.
The group will reconvene in May with participants to discuss frontier AI models.

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