TrustPhish-AI: Safety-Gated Source-Aware Evaluation of Three-Class Phishing Detection Under Email-to-SMS Shift
Source shift can make phishing detectors appear stronger while concealing unsafe class-specific errors. This study evaluated a three-class workflow (Legitimate, Suspicious, and Phishing) using source-aware governance, controlled augmentation, family-disjoint diagnostics, and pre-specified safety gates. The frozen train...