Key Terms
This chapter uses the following key terms. You can find the definitions in the Glossary.
Linux page 73
distros page 73
superuser page 74
intrusion detection systems (IDSs) page 75
penetration testing page 76
Kali Linux page 76
terminal emulator page 77
servers page 82
port page 83
clients page 83
configuration files page 84
Snort page 86
device hardening page 88
log files page 89
daemon page 90
ext2 page 92
ext3 page 92
journal page 92
ext4 page 92
NFS page 92
CDFS page 92
swap file system page 92
HFS+ page 93
mounting page 93
hard link page 96
symbolic link page 96
X Window System page 98
patches page 102
forking page 102
rootkit page 106
piping page 110