THE HACKER NEWS
27. Okt. 2026
OpenAI Compaction Flaw Let Researchers Bypass Hidden Reasoning Protections
OpenAI’s compaction feature, which shrinks a long conversation to save space, could be turned into a way to copy a model’s hidden reasoning out in plain text, security firm Xint has shown.
OpenAI’s reasoning models work through a problem before answering, and the service normally returns only the raw reasoning as an encrypted item the user cannot read. The method got past