{"type":"post","slug":"stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris","title":"Stolen Thoughts shows encrypted reasoning state can become a portability risk","description":"Stealing Reasoning Traces from Proprietary LLM APIs.","retrieval_nugget":"A dedicated publication on stealing reasoning traces from proprietary LLM APIs is a concrete AI security research item with direct implications for model privacy, API design, chain-of-thought exposure, and vendor mitigations. The supplied project site is publishable and the topic has clear standalone reader value.","published_at":"2026-08-15","updated_at":"2026-08-15","record_date":"2026-08-15","date_kind":"published_at","topics":["ai","security","models","developer-tools"],"entities":["stolen-thoughts.com"],"editorial_format":"field_note","basket_id":"64af3bcb-1c2d-42a9-a664-91510a61d75a","basket_revision":1,"source_urls":["https://stolen-thoughts.com/"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris","status":"published","visuals":[{"role":"hero","src":"/images/drip/stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris/reasoning-trace-replay-attack.webp","alt":"A strong model returns an encrypted reasoning block to a client; replay into a weaker sibling model crosses a boundary and exposes hidden reasoning.","caption":"New Runtime synthesis: the reported attack targets the portability of encrypted reasoning state, not the stronger model directly."}],"routes":{"html":"https://newruntime.com/posts/stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris/","markdown":"https://newruntime.com/posts/stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris.md","json":"https://newruntime.com/posts/stolen-thoughts-shows-encrypted-reasoning-state-can-become-a-portability-ris.json"}}