Category

Different Attack Type within its category

R2L

ftp write, guess passwd, httptunnel, imap, multihop, named, phf, sendmail, snmpguess, spy, snmpget attack, xlock, xsnoop, ware z-client, worm, ware zmaster

DoS

apache2, back, cesstable, land, prosmurf, mailbomb, udpstorm, neptune, teardrop, pod

Probe

ipsweep, saint, mscan, port sweep, nmap, satan

U2R

sqlattack, load module, ps, root kit, buffer overflow, perl, xterm