20.04.2026

The Claude Myth

AI Snack by Inga
Head of Digital Marketing | AI Manager & Trainer |

The debate surrounding artificial intelligence often centres on productivity, automation and creative applications. However, with the unveiling of ‘Project Glasswing’ and the internal model ‘Claude Mythos Preview’, Anthropic has brought another issue to the fore: the future stability of the global digital infrastructure.

The company’s key message is remarkably clear:

“We founded Project Glasswing because we observed capabilities in a new, Anthropic-trained frontier model that we believe could fundamentally transform cyber security.” (Anthropic)

According to Anthropic, Claude Mythos Preview is a so-called ‘Frontier Model’ that possesses exceptionally strong capabilities in the areas of coding, security analysis and logical reasoning. Unlike traditional AI assistants, the model is designed not only to understand source code, but also to analyse complex attack chains, independently identify vulnerabilities and deduce potential exploits.

It is particularly significant that Anthropic has deliberately chosen not to release the model publicly. The model is operated under security measures reminiscent of Anthropic’s ASL-3 guidelines for high-risk AI – a security level for systems whose capabilities could, if misused, pose a threat to critical infrastructure.

The concern behind this is that AI could drastically shorten the time between the discovery of a security vulnerability and its active exploitation.

Rather than a public release, Anthropic is taking a controlled approach with ‘Project Glasswing’. The model is being made available only to selected partners from the technology, finance and security research sectors. Organisations involved include, amongst others, AWS, Apple, Cisco, CrowdStrike, Google, Microsoft, NVIDIA, JPMorgan Chase and the Linux Foundation.

Cisco describes the significance of this development as follows:

“AI capabilities have crossed a threshold that fundamentally changes the urgency of protecting critical infrastructure from cyber threats – and there is no turning back.”
— Anthony Grieco, SVP & Chief Security & Trust Officer, Cisco

According to Anthropic, Mythos has already identified thousands of vulnerabilities in widely used software, including flaws in operating systems, browsers and open-source components. Several reports mention security flaws that had remained undetected for years or even decades.

Reports on the following attracted particular attention:

  • a 27-year-old vulnerability in OpenBSD,
  • a 16-year-old flaw in FFmpeg,
  • critical security issues in “every major operating system and browser”.

The initiative has received a mixed reception within the security sector.

Supporters argue that modern software environments would be virtually unmanageable without AI-powered security analysis. The volume of legacy code, open-source dependencies and complex system chains has long since exceeded the capabilities of traditional security teams. For the first time, AI could make it possible to patch vulnerabilities faster than attackers can exploit them.

Critics, on the other hand, see several risks:

  • the concentration of high-performance security AI in the hands of a few companies,
  • a lack of transparency,
  • potential military use,
  • and the danger of a global AI arms race in the cyber domain.

The issue has become even more contentious following reports that the NSA is said to already have access to Mythos, despite tensions between Anthropic and parts of the US defence establishment.

This highlights a fundamental dilemma of modern AI security: technologies that can massively enhance defence often possess significant offensive potential at the same time.
 

The real message behind Glasswing

Regardless of how one assesses Anthropic strategically, Project Glasswing demonstrates one thing above all: AI is increasingly evolving from an assistive tool into an infrastructural factor.

For businesses, this means several changes at once:

Data security is no longer the sole responsibility of the IT department. AI is fundamentally changing the speed, scale and complexity of potential attacks. Security strategies must therefore become an integral part of corporate management.

The use of powerful models is no substitute for governance. Companies need staff and managers who understand:

  • how AI systems make decisions,
  • what risks automated processes create,
  • and what regulatory and ethical requirements apply.

Much critical infrastructure is based on code that is decades old. It is precisely these legacy systems that are coming under increasing pressure as a result of AI-powered security analysis. Vulnerabilities that previously remained virtually hidden could in future be detected automatically.

The traditional cycle of ‘identifying a vulnerability → analysing it → patching it’ is being massively accelerated by AI. Companies must learn to organise their security processes in a far more dynamic way.

A turning point for the industry

Project Glasswing may well mark the beginning of a new phase in cyber security: digital systems are no longer defended by humans alone, but increasingly by AI against AI.

This fundamentally changes the security architecture of modern organisations. In future, the crucial question will no longer bewhether AI becomes part of the security strategy, but how responsibly and in a controlled manner this integration takes place.

The coming years will show whether models such as Claude Mythos actually help to make global software more resilient – or whether they themselves will trigger a new level of escalation in cyberspace.

AI is not a trend that can simply be ignored. Any organisation that excludes it from its corporate strategy or security framework today is taking a huge risk.

A responsible, ethical approach and targeted investment in employees’ AI skills are now more important than ever. It is a question of boldly seizing the opportunities offered by AI whilst consistently strengthening one’s own digital sovereignty and security.


Transparency note on AI:
AI assists me in creating the AI Snacks. However, the content is based on reliable sources, my experience from real-world projects, and questions that clients repeatedly ask me on specific topics. Ultimately, each post contains a significant amount of my own input.

Sources & References:

 

Official sources from Anthropic
https://www.anthropic.com/glasswing
https://www.anthropic.com/project/glasswing

https://red.anthropic.com/2026/mythos-preview


Media reports & analysis
Spiegel.de – BSI warns: AI could undermine cyber defences
https://www.spiegel.de/netzwelt/netzpolitik/bsi-warns-vulnerability-scanning-with-ai-could-undermine-cyber-defences-a-757a2917-0aad-4a91-8468-215b760cfc55

SWR.de – How dangerous is the Claude myth?

https://www.swr.de/swrkultur/wissen/wie-gefaehrlich-ist-eine-ki-wie-claude-mythos-100.html

Trending Topics – Claude Mythos: The most dangerous AI model is reportedly already being used by the NSA

https://www.trendingtopics.eu/claude-mythos-nsa

The Verge – Anthropic’s AI model found security issues in every major operating system and browser

https://www.theverge.com/ai-artificial-intelligence/908114/anthropic-project-glasswing-cybersecurity

The Hacker News – Anthropic’s Claude Mythos finds thousands of zero-day flaws

https://thehackernews.com/2026/04/anthropics-claude-mythos-finds.html

TechRadar – Project Glasswing aims to use AI to prevent AI cyberattacks

https://www.techradar.com/pro/security/a-new-frontier-model-trained-by-anthropic-that-we-believe-could-reshape-cybersecurity-project-glasswing-wants-to-use-ai-to-prevent-ai-cyberattacks-but-will-the-Overeager-Claude myth do more harm than good

CyberScoop – Anthropic launches Project Glasswing

https://cyberscoop.com/project-glasswing-anthropic-ai-open-source-software-vulnerabilities/

SecurityWeek – Anthropic unveils Claude Mythos

https://www.securityweek.com/anthropic-unveils-claude-mythos-a-cybersecurity-breakthrough-that-could-also-supercharge-attacks/

ITPro – Anthropic announces a consortium centred on Claude Mythos
https://www.itpro.com/technology/artificial-intelligence/project-glasswing-anthropic-announces-big-tech-consortium-to-test-claude-mythos-ai-model-that-could-reshape-cybersecurity