[Retracted] Intelligent Intrusion Detection Method of Industrial Internet of Things Based on CNN-BiLSTM

Table 1

Label types of NSL-KDD dataset.

Attack category	Label	Attack classification
Normal	0	Normal
Dos	1	Apache2, back, land, mailbomb, neptune, pod, processtable, smurf, teardrop, udpstorm (10)
Probe	2	ipsweep, mscan, nmap, portsweep, saint, satan (6)
R2L	3	Fpt_write, guess passwd, nmap, multihop, named, phf, sendmail, snmpgetattack, snmpguess, spy, warezmaster, worm, xlock, xsnoop (15)
U2R	4	Buffer_overflow, httytunnel, loacmodule, perl, ps, rootkit, sqlattack, xterm (8)