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simon_willison ยท Jul 15, 2026 ยท news

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How I tricked Claude into leaking your deepest, darkest secrets

simonwillison.netJul 15, 2026
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How I tricked Claude into leaking your deepest, darkest secrets I've been impressed by the way the Claude web_fetch tool is designed to avoid data exfiltration attacks. Ayush Paul found a hole in that design. To recap...

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