##### cat begin #####
cat /etc/shadow
cat /etc/passwd
cat /etc/login.defs
cat /etc/pam.d/system-auth
cat /etc/pam.d/sshd
cat /etc/profile
cat /etc/ssh/sshd_config
cat /etc/sudo.conf
cat /etc/selinux/config
cat /etc/audit/audit.rules
cat /etc/rsyslog.conf
cat /etc/ntp.conf
cat /etc/hosts.deny
cat /etc/hosts.allow
cat /etc/redhat-release
cat /proc/version
##### ls begin #####
ls -l /etc/passwd
ls -l /etc/shadow
ls -l /etc/profile
ls -l /etc/rc.d
ls -l /etc/sudoers
ls -l /etc/crontab
ls -l /etc/cron.d
ls -l /etc/cron.hourly
ls -l /var/spool/cron
ls -l /var/log/
ls -l /usr/sbin
ls -l /etc
ls -l /tmp
ls -l /var/log/audit
ls -ld /var/log/audit
ls -ld /var/log/
##### mess 1 begin #####
awk -F: '$3==0 {print $1}' /etc/passwd
auditctl -s
date
chkconfig –list |grep sshd
##### service begin #####
service sshd status
service auditd status
service rsyslog status
service ntpd status
service nfs status
service iptables status
service systemctl status firewalld
service --status-all | grep running
#systemctl list-units --type=service
##### mess 2 begin #####
ausearch -ts today -ts today
yum list installed
netstat -ntlp
ss -tunlp | cat
rpm -qa
rpm -qa | grep patch
cat /var/log/yum.log | grep update
history
