Index
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Index

Symbols

. (directory), . and ..
.. (directory), . and ..
.bashrc, ~/.bash_profile, ~/.profile
.bash_login, ~/.bash_login
.bash_logout, ~/.bash_logout
.bash_profile, ~/.bash_profile
/bin/bash, system profile
/bin/ksh, system profile
/etc/bashrc, ~/.bashrc
/etc/default/useradd, /etc/default/useradd
/etc/fstab, acl in /etc/fstab
/etc/group, group file, user owner and group owner
/etc/gshadow, gpasswd
/etc/inputrc, system profile
/etc/login.defs, /etc/login.defs
/etc/passwd, /etc/passwd, login shell, editing local files, user owner and group owner
/etc/profile, system profile
/etc/selinux/config, /etc/selinux/config
/etc/shadow, shadow file, encryption with crypt, setgid and setuid on regular files
/etc/shells, chsh
/etc/skel, /etc/skel/
/etc/sudoers, run a program as another user, sudo su -
/etc/sysctl.conf, /etc/sysctl.conf
/proc/sys/net/ipv4/ip_forward, /proc/sys/net/ipv4/ip_forward
/selinux, /selinux
/selinux/enforce, /selinux
/tmp, sticky bit on directory
/usr/bin/getfacl, getfacl
/usr/bin/passwd, setgid and setuid on regular files
/usr/bin/setfacl, setfacl
/var/log/audit/audit.log, logging
777, setting octal permissions

A

access control list, acl in /etc/fstab
acl, eiciel
acls, acl in /etc/fstab
auditd, logging

C

chage, chage
chain (iptables), iptables tables
chcon(1), security context, chcon
chgrp(1), chgrp
chkconfig, logging
chmod, creating home directories, setting octal permissions, DAC or MAC
chmod +x, umask
chmod(1), setting permissions (chmod)
chown, creating home directories
chown(1), chown
chsh(1), chsh
context type(selinux), type (or domain)
crypt, encryption with passwd

D

df -i, inode table
dhclient, practice: packet forwarding
directory, a directory is a table
DNAT, dnat (destination nat)

E

eiciel, eiciel

F

file ownership, user owner and group owner
filter table (iptables), iptables tables
find(1), setgid bit on directory, setgid and setuid on regular files, finding hard links
firewall, router or firewall

G

gcc(1), encryption with crypt
getenforce, getenforce
getfacl, getfacl
getfattr(1), extended attributes
GID, group file
gpasswd, gpasswd
groupadd(1), groupadd
groupdel(1), groupdel
groupmod(1), groupmod
groups, groups
groups(1), groups

H

hard link, creating hard links

I

id, id
id(1), security context
identity(selinux), identity
inode, file links, finding hard links
inode table, inode table
iptables, iptables firewall, iptables tables
iptables save, iptables save

K

Korn Shell, chsh

L

ln, symbolic links
ln(1), creating hard links
ls, three sets of rwx, inode contents, ls -Z
ls -l, list of special files
ls(1), inode number, a directory is a table, extended attributes

M

mac address, practice: packet forwarding
mangle table (iptables), iptables tables
masquerading, masquerading
md5, encryption with crypt
mkdir, creating home directories
mkdir(1), mkdir -m
mkfs, inode table

N

NAPT, pat (port address translation)
NAT, nat (network address translation)
nat table (iptables), iptables tables

O

octal permissions, setting octal permissions
openssl, encryption with openssl
owner, three sets of rwx

P

packet filtering, packet filtering, about packet filtering
packet forwarding, packet forwarding
passwd, passwd, shadow file, encryption with passwd, chage
passwd(1), setgid and setuid on regular files
PAT, pat (port address translation)
ping, practice: packet forwarding
port forwarding, port forwarding
primary group, useradd
ps(1), process security context

R

rm(1), removing links
role(selinux), role
root, su to root, run a program as another user, sudo su -, root
router, router or firewall

S

salt (encryption), encryption with crypt
SELinux, introduction to SELinux
selinux, sestatus
selinux-activate, activating selinux
sestatus, sestatus
setenforce, setenforce
setfacl, setfacl
setgid, setgid bit on directory
setuid, setgid and setuid on regular files, setuid on sudo
shell, user profiles
SNAT, snat (source nat)
soft link, symbolic links
stateful firewall, stateful
sticky bit, sticky bit on directory
su, su to another user, su - $username, disabling a password, gpasswd
sudo, run a program as another user, sudo su -, disabling a password
sudo su -, sudo su -
superuser, root
symbolic link, symbolic links
sysctl, sysctl

T

tcpdump, practice: packet forwarding
transition(selinux), transition
type(selinux), type (or domain)

U

umask(1), umask
useradd, useradd, deleting home directories, encryption with passwd
useradd -D, /etc/default/useradd
useradd(1), creating home directories
userdel(1), userdel
usermod, disabling a password, usermod
usermod(1), usermod

V

vi, vigr
vigr(1), vigr
vipw, editing local files
virtualbox, practice: packet forwarding
visudo, visudo
vmware, practice: packet forwarding

W

w, w
who, who
who am i, who am i
whoami, whoami
wireshark, practice: packet forwarding

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