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Anthropic Mythos AI Cybersecurity Tool Leaves Australia Exposed Without Access, Expert Says

The Australian Financial Review

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Date Published
13 Apr 2026
Priority Score
5
Australian
Yes
Created
13 Apr 2026, 02:00 pm

Authors (2)

Description

The AI giant’s decision to keep its powerful new cybersecurity model in US hands puts Australia in a dangerous position, a top cybersecurity expert warns.

Summary

The release of Anthropic’s 'Mythos' model marks a significant advancement in frontier AI capabilities, specifically demonstrating an autonomous ability to identify and exploit vulnerabilities across all major operating systems. This development highlights a growing 'security gap' where powerful dual-use AI tools are restricted to US jurisdictions, potentially leaving international allies like Australia vulnerable to AI-augmented cyberattacks without equivalent defensive measures. The situation underscores the urgent need for global governance frameworks that manage the proliferation of catastrophic cyber-capabilities while ensuring equitable access to protective AI technologies. Former cybersecurity officials warn that such disparities in AI access represent a critical national security risk in the era of autonomous hacking agents.

Body

TechnologyCybersecurityPrint articleTess Bennett and Paul SmithApr 13, 2026 – 8.00pmAnthropic’s decision not to immediately share its powerful new artificial intelligence model with Australian businesses or authorities leaves the country dangerously exposed to hackers, warns Australia’s former top cybersecurity adviser.Mythos can identify and exploit vulnerabilities in every major operating system and web browser when directed to do so, the American AI giant said when it unveiled it last week.Loading...SaveLog in or Subscribe to save articleShareCopy linkCopiedEmailLinkedInTwitterFacebookCopy linkCopiedShare via...Gift this articleSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? LoginLicense articleFollow the topics, people and companies that matter to you.Find out moreRead MoreCybersecurityTony BurkeAnthropicCyber protectionAIUSACommonwealth BankMalcolm TurnbullJerome PowellCanberraUKNational securityFetching latest articles