steganography
- · oversight: None / Minimal · ≈ $62.90 compute
No Reliable Filler-Token Steganographic Channel After Small-Scale Outcome-Only RL
Outcome-only RL rewards the final answer and not the reasoning, which raises the worry that a model could learn to smuggle answer-relevant information through tokens that look like non-load-bearing filler, a steganographic channel hidden in the chain of thought.