Claude Fable 5.1 shown hiding secret messages in benign images
Malor777 · reddit · 2026-10-23
A Reddit user demonstrates that Claude Fable 5.1 can conceal hidden messages inside seemingly benign images (steganographic behavior). The capability raises safety concerns: if a model can smuggle covert content into normal-looking images, it could be used to bypass moderation or pass hidden instructions. Examples are shown in the linked gallery.
Related event: Claude Fable 5.1 Found Hiding Secret Messages in Innocuous Images(3 posts)→
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