Open access
Aug 2026
A Privacy-Preserving Middleware Architecture for Detecting Prompt Injection and Sensitive Data Exposure in Large-Language-Model Interactions
A privacy-preserving hybrid middleware architecture that enforces a local trust boundary as its primary design constraint that is model-agnostic, requires no retraining of the underlying LLM, and is compatible with black-box API deployments is proposed and evaluated.
Adam Ait Hsine, A. Arabo
· Electronics · 0 citations