Smart Grid Intrusion Detection for IEC 60870-5-104 With Feature Optimization, Privacy Protection, and Honeypot-Firewall Integration. - Pedamallu Sai Mrudula; Rayappa David Amar Raj; Archana Pallakonda; Rama Muni Reddy Yanamala; K. Krishna Prakasha; V. Anand Kumar (IEEE Access, 2025)