Mixfont’s Decoy Font tricks vision models into reading fake text

ImaginaryRea1ity · reddit · 2026-07-26

Mixfont’s new Decoy Font overlays normal letters with thin decoy glyphs so image models focus on the wrong text while humans can still read the message. The result is a typography-based “jailbreak” for OCR/vision systems, and a very on-brand AI meme.

It’s less a practical security paper than a clever, shareable demo of how brittle visual text recognition can be.

Original post →

More from Fun

Fun channel →