一作ACL 2026Poster· Natural Language Processing
A Lightweight Explainable Guardrail for Prompt Safety
Md Asiful Islam · Mihai Surdeanu
摘要
We propose a lightweight explainable guardrail (LEG) method to detect unsafe prompts. LEG uses a multi-task learning architecture to jointly learn a prompt classifier and an explanation classifier, where the latter labels prompt words that explain the safe/unsafe overall decision. LEG is trained...