# Anthropics' Claude cracks a 25-year-old NSA cryptography mystery in under 30 minutes

**Published:** October 17, 2026
**Author:** Matthias Bastian
**Source:** The Decoder
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/anthropics-claude-cracks-a-25-year-old-nsa-cryptography-mystery-in-under

Anthropic's AI model Claude has solved a 25-year-old cryptography puzzle. The mysterious seeds behind NIST's standard curves for digital signatures were provided by the NSA without explanation, raising long-standing suspicion about built-in backdoors. Claude figured out in under…

> From the original source: **The Decoder**
> [Read full article at The Decoder](https://the-decoder.com/anthropics-claude-cracks-a-25-year-old-nsa-cryptography-mystery-in-under-30-minutes/)

**Tags:** #Anthropic

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