DL-IDS: Extracting Features Using CNN-LSTM Hybrid Network for Intrusion Detection System

Table 7

CNN, LSTM, and CNN + LSTM results.

Label	CNN (%)				LSTM (%)				CNN + LSTM (%)
	ACC	TPR	FPR	F1-score	ACC	TPR	FPR	F1-score	ACC	TPR	FPR	F1-score
Normal	99.57	99.56	0.00	99.64	99.56	99.55	0.00	99.63	99.54	99.52	0.00	99.61
FTP-Patator	99.45	91.95	0.27	89.95	99.34	89.27	0.15	91.72	99.62	92.29	0.27	91.45
SSH-Patator	99.53	80.90	0.00	87.22	98.91	79.91	0.00	86.66	99.63	87.04	0.00	86.87
Dos	99.53	98.04	0.00	97.86	98.55	94.85	0.13	89.89	99.61	98.25	0.00	97.87
Heartbleed	99.64	80.08	0.00	80.88	99.63	81.12	0.07	77.69	99.66	81.12	0.00	81.20
Infiltration	99.59	97.91	0.07	97.75	98.84	96.80	1.16	97.17	99.55	98.07	0.18	97.54
PortScan	99.35	97.48	0.00	98.51	99.42	97.99	0.00	94.04	99.54	98.42	0.00	98.71
Overall	98.44	96.46	0.36	93.11	96.83	94.21	1.54	90.97	98.67	97.21	0.47	93.32