Optimizing Network Security: A CRNN Architecture for Firewall Anomaly Detection - Shaikh Mukhtar, Asfiya Shireen; Jugele, R. N. (2025 12th International Conference on Emerging Trends in Engineering & Technology - Signal and Information Processing (ICETET - SIP), Emerging Trends in Engineering & Technology - Signal and Information Processing (ICETET - SIP), 2025 12th International Conference on, 2025)