# OpenAI plans to train models on Daybreak Blue cybersecurity session data that was previously off-limits

**Published:** October 31, 2026
**Author:** Matthias Bastian
**Source:** The Decoder
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/openai-plans-to-train-models-on-daybreak-blue-cybersecurity-session-data

Starting November 29, OpenAI will use data from Daybreak Blue sessions to train its models, even when users have turned off training. After backlash, a follow-up email promised a separate opt-out. The move revives concerns from the dispute with mathematicians who suspected…

> From the original source: **The Decoder**
> [Read full article at The Decoder](https://the-decoder.com/openai-plans-to-train-models-on-daybreak-blue-cybersecurity-session-data-that-was-previously-off-limits/)

**Tags:** #OpenAI

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