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. 2022 Aug 10;22(16):5986. doi: 10.3390/s22165986

Table 5.

Description of the NSL-KDD dataset.

Attack Classes in NSL KDD Dataset Types of Attacks
Probe class IP-sweep, Satan, Port-sweep, N-map, Saint, and M-scan
DoS class Land, Back, Tear-drop, Pod, Neptune, Smurf, Worm, Mail-bomb, Process-table, Apache-2, and Upstorm.
R2L class Ftp_write, Guess_password, Phf, Imap, Warez-master, Multi-hop, Xlock, Snmpguess, Xsnoop, HTTP-tunnel, Snmpget-attack, Named, and Send-mail.
U2R class Buffer_overflow, Xterm, Rootkit, Loadmodule, Sqlattack, Perl, and Ps