# Source Index

*All sources accessed 2026-04-14 unless noted*

## Primary Sources (Anthropic)

| ID | Source | URL |
|----|--------|-----|
| S1 | Anthropic: Project Glasswing (main page) | anthropic.com/glasswing |
| S2 | Anthropic: Project Glasswing (partner page) | anthropic.com/project/glasswing |
| S3 | Claude Mythos Preview System Card (244 pages) | red.anthropic.com/2026/mythos-preview/ |

## Expert Analysis

| ID | Source | URL |
|----|--------|-----|
| S4 | Schneier on Security: On Anthropic's Mythos Preview | schneier.com/blog/archives/2026/04/on-anthropics-mythos-preview-and-project-glasswing.html |
| S5 | Zvi Mowshowitz: Claude Mythos #2 (Substack) | thezvi.substack.com/p/claude-mythos-2-cybersecurity-and |
| S6 | Simon Willison: Anthropic's Project Glasswing | simonwillison.net/2026/Apr/7/project-glasswing/ |
| S7 | Forrester: 10 Consequences | forrester.com/blogs/project-glasswing-the-10-consequences-nobodys-writing-about-yet/ |

## Press Coverage

| ID | Source | URL |
|----|--------|-----|
| S8 | VentureBeat: Most powerful AI cyber model too dangerous to release | venturebeat.com/technology/anthropic-says-its-most-powerful-ai-cyber-model-is-too-dangerous-to-release |
| S9 | NPR: How AI is getting better at finding security holes | npr.org/2026/04/11/nx-s1-5778508/anthropic-project-glasswing-ai-cybersecurity-mythos-preview |
| S10 | NBC News: Anthropic Project Glasswing | nbcnews.com/tech/security/anthropic-project-glasswing-mythos-preview-claude-gets-limited-release-rcna267234 |
| S11 | Futurism: Claude Mythos escaped a sandbox | futurism.com/artificial-intelligence/anthropic-claude-mythos-escaped-sandbox |
| S12 | Infosecurity Magazine: Anthropic launches Glasswing | infosecurity-magazine.com/news/anthropic-launch-project-glasswing/ |

## Industry / Academic

| ID | Source | URL |
|----|--------|-----|
| S13 | Security Magazine: Expert reactions | securitymagazine.com/articles/102226-what-are-security-experts-saying-about-claude-mythos-and-project-glasswing |
| S14 | The Conversation: Why an AI superhacker has the tech world on alert | theconversation.com/claude-mythos-and-project-glasswing-why-an-ai-superhacker-has-the-tech-world-on-alert-280374 |

## Unverified / To Investigate

- Security firm **Aisle** reportedly replicated some Glasswing discoveries with cheaper models (mentioned by Schneier, S4)
- Greg Kroah-Hartman and Daniel Stenberg quotes about real AI vuln reports (mentioned by Willison, S6)