AI Matters
Why it matters
Researchers reverse-engineer LLM prompts from output text
The Decoder Researchers can now reverse-engineer LLM prompts from output text with near-perfect accuracy
Researchers from IIT Bombay and Adobe developed a method called Previous-Token Prediction to reconstruct original system prompts with near-perfect accuracy.
Why it matters
Companies relying on proprietary prompts for their AI applications may face increased risks of intellectual property theft.
Latest brief · Aug 12, 2026