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Stealing AI Reasoning Traces

medschneierPublished 2026-09-08

<p>Interesting research: &#8220;<a href="https://arxiv.org/abs/2608.09867">Stealing Reasoning Traces from Proprietary LLM APIs</a>&#8220;:</p> <blockquote><p><b>Abstract:</b> Leading large language model providers now conceal their models&#8217; step-by-step reasoning, or chain-of-thought, to protect intellectual property and limit information leakage. Rather than storing these traces server-side,

MITRE ATT&CK techniques

Indicators of compromise

Original source: https://www.schneier.com/blog/archives/2026/09/stealing-ai-reasoning-traces.html