A Black-Box Attack Method against Machine-Learning-Based Anomaly Network Flow Detection Models

Table 2

Type of malicious attacks in KDD Cup 99.

No.	Types of attack	Attacks in dataset	Quantity
1	DOS	Back, land, Neptune, pod, smurf, teardrop	391458
2	R2L	Ftpwrite, guesspasswd, imap, multihop, phf, spy, warezclient, warezmaster	1126
3	Probing	Ipsweep, nmap, portsweep, Satan	4107
4	U2R	Bufferoverflow, loadmodule, perl, rootkit	22