======general info======

  linuux
  kernel
  os boot
  post
  grub (master boot bla bla
  init (proces qe i inicon te gjitha serviset)
  shasum (validation hash)
  etc ne linux eshte si control panel ne windows
  leximi i file me cat; cat passwd
  kycja ne ftp: ftp ip add
  md5 per app per ti enkriptu pass ne database
  apache interpreton php
  iis interpreton asp, tomcat per java
  penetration server per web server
  rockyou.txt ##brutforce list worldlist
  ku ruhet wifi connection settings #/etc/networkmanager/system-connections

======commands======

  ls - me listu
  ls -al # ti tregon hiden (ato qe jane me . perpara)
  cd - me ndrru direktoriumin (p.sh cd /root/desktop)
  cd /../ kthim pas ne direktorine paraardhese
  .. nje hap prapa
  cd ../../ (2 dir back
  cd ~dardan #te gjun direkt ne home
  pwd – tregon ku je
  touch - me kriju ni file
  cp - me kopju 
  rm - me fshi ni file
  rm -rf - me fshi ni folder
  mv - move file,folder
  cat - me lexu ne file psh cat access.log
  cat .bash_history #me aktivitetin e userit
  mkdir - me kriju folder
  rmdir - me fshi ni folder
  wget - download from web
  grep - me marr ni string specific pasi qe ekzekutojm ni komand (p.sh cat file.txt | grep "hello")
  nano - text editor ctr + o to save the file, ctrl + x to exit.
  unzip - tool to unzip archives
  seq
  echo
  clear ose ctrl+l dhe ctrl+c stop
  route
  ifconfig
  netstat -l ( listening ports
  netstat -atpl
  netstat -antl
  netstat –a | more (port of active connection, virtual port of computer listening on)
  netstat –an | more (for number port 80)
  apt-get install
  apt-get update
  apt-get remove
  apt-get install lamp-server^ - (apache full package
  apt-get install openssh-server
  apt-get install zip
  apt-get install htop
  wget https://wordpress.org/latest.zip

======services======

  reboot
  poweroff
  cal - calendar
  service apache2 status | start | stop
  /etc/init.d/apache2 stop
  /etc/init.d/apache2 start
  ps
  date
  uptime
  id #all who you are
  w #info kush, si kur etj u kyq
  update-rc.d -f apache2 disable | enable #init proceset, -boot proceset
  fdisk -l #check drives, -kontrolo disqet
  sda1 #disk
  sdb1 #usb

  * managimi i resurseve

  top
  htop #more visual
  ps -aux # display all procsesses
  ps -aux | grep htop 
  kill (pid)
  pkill #by name

======tasks======

  krijo user, #adduser dev
  shto si sudo, #adduser dev sudo
  konfirmo userat ne grup #cat /etc/group
  me gjet nje file #locate
  me gjet file sudo members #locate sudoers
  me indeksu systemin #updatedb
  me kriju file #touch
  select 172.16. from apache2 access.log, identify all 172.16. in apache2 access log, print veq ip

======how to======

  * testo tcp serviset e hapura
  telnet 172.16.60.111 80

  host file ####
  $ cd /etc/
  vi hosts
  ip hostname
  install debian based apps ###
  dpkg -i emrin_e _rogramit.deb
  system info ###
  $ uname -a ## kernel + info tjera
  $ uname -r ## veq kernell
  .c .pl .py . cpp .jar ##unusual for /tmp
  cat /etc/issue* ## os versioni
  ###apache logs ###
  /var/log/apache2
  $cat access.log | grep 'get' | cut -d ' ' -f 1 | sort -u
  $cat access.log | grep 'get' | cut -d ' ' -f 1,4,7

  * overflow nje log file

  for i in ( )

======mount a drive======

  fdisk -l
  root@cyberacad:/home/dardan# mount /dev/sda2 /mnt/d1
  media dhe mnt jane destinacione ku startojn mounts

  * termino port 1337

  netstat -alntp
  fuser -k 1337/tcp ##kill ne port specifik

  * reseto wordpress password###

  admin 
  se dim passin, kemi qasje ne database
  mysql> use dardi;
  mysql> select user from mysql.user;

 * to see session and command executed my that session

  ps -aux | grep "/bin/bash" 
  ps -aux | grep "cat"

  * ignore icmp

  echo 1 >> /proc/sys/net/ipv4/icmp_echo_ignore_all ## to disable icmp
  echo 0 >> /proc/sys/net/ipv4/icmp_echo_ignore_all ## to enable icmp
  ping -c 1 ip

  * make file global (bohet run prej kudo qe je)###

  mv wp-auto.sh /usr/bin  
  seq ###
  seq 1 100
  for i in $(seq 1 10); mkdir $i;
  for i in $(seq 1 100);do echo 'hello'
  echo ###
  echo
  echo 'text' > text1.txt
  echo 'tex2t' >> text1.txt
  echo -n "username; " 
  read i
  echo $i

  * me gjet nje file, 

  locate ##me indeksu systemin

======scripts======

  * bash

  ssh cyberacademy@172.16.65.53
  ls
  cd /var/www/html
  ls
  ping google.com
  ping –c 1 google.com
  ping –c 1 –w 2 172.16.65.31
  for i in $(seq 1 254); do ping –c 1 172.16.1.$i; done
  for i in $(seq 1 254); do ping –c 1 –w 1 172.16.1.$i; done

  nano theping
  #!/bin/bash
  ping –c 1 –w 1 $1
  chmod a+x theping
  ./theping google.com
  sudo mv theping /usr/bin/

  nano syt
  
  #!/bin/bash
  echo –n ‘target: ‘
  read target
  whois $target
  chmod a+x syt
  
  ./syt
  google.com
  
  sudo mv syt /usr/bin/

  * execute more complex bash

  ls –al && pwd && service apache2 status
  for i in $(seq 1 1111)
  se1 1 1000>num.txt
  cat num.txt
  for i in $(cat num.txt); do ping –c 1 –w 1 172.16.1.$i;

  sudo su
  nano /etc/sudoers

  nano num.txt

  echo ‘this’ | sudo su
  su –s
  su –l
  sudo –h
  echo ‘afafafg’ | sudo –i
  echo ‘p@ssword’ | base64 –d
  echo ‘p@ssword’ | base64

  for i in $(cat num.txt); do echo $i | base64 ; done

======commands======

  ls - me listu
  ls -al # ti tregon hiden (ato qe jane me . perpara)
  cd - me ndrru direktoriumin (p.sh cd /root/desktop)
  cd /../ kthim pas ne direktorine paraardhese
  .. nje hap prapa
  cd ../../ (2 dir back
  cd ~dardan #te gjun direkt ne home
  pwd – tregon ku je
  touch - me kriju ni file
  cp - me kopju 
  rm - me fshi ni file
  rm -rf - me fshi ni folder
  mv - move file,folder
  cat - me lexu ne file psh cat access.log
  cat .bash_history #me aktivitetin e userit
  mkdir - me kriju folder
  rmdir - me fshi ni folder
  wget - download from web
  grep - me marr ni string specific pasi qe ekzekutojm ni komand (p.sh cat file.txt | grep "hello")
  nano - text editor ctr + o to save the file, ctrl + x to exit.
  unzip - tool to unzip archives
  seq
  echo
  clear ose ctrl+l dhe ctrl+c stop
  route
  ifconfig
  netstat -l ( listening ports
  netstat -atpl
  netstat -antl
  netstat –a | more (port of active connection, virtual port of computer listening on)
  netstat –an | more (for number port 80)
  apt-get install
  apt-get update
  apt-get remove
  apt-get install lamp-server^ - (apache full package
  apt-get install openssh-server
  apt-get install zip
  apt-get install htop
  wget https://wordpress.org/latest.zip

======services======

  reboot
  poweroff
  cal - calendar
  service apache2 status | start | stop
  /etc/init.d/apache2 stop
  /etc/init.d/apache2 start
  ps
  date
  uptime
  id #all who you are
  w #info kush, si kur etj u kyq
  update-rc.d -f apache2 disable | enable #init proceset, -boot proceset
  fdisk -l #check drives, -kontrolo disqet
  sda1 #disk
  sdb1 #usb

  * managimi i resurseve

  top
  htop #more visual
  ps -aux # display all procsesses
  ps -aux | grep htop 
  kill (pid)
  pkill #by name

======tasks======

  krijo user, #adduser dev
  shto si sudo, #adduser dev sudo
  konfirmo userat ne grup #cat /etc/group
  me gjet nje file #locate
  me gjet file sudo members #locate sudoers
  me indeksu systemin #updatedb
  me kriju file #touch
  select 172.16. from apache2 access.log, identify all 172.16. in apache2 access log, print veq ip

======how to======

  * testo tcp serviset e hapura
  telnet 172.16.60.111 80

  host file ####
  $ cd /etc/
  vi hosts
  ip hostname
  install debian based apps ###
  dpkg -i emrin_e _rogramit.deb
  system info ###
  $ uname -a ## kernel + info tjera
  $ uname -r ## veq kernell
  .c .pl .py . cpp .jar ##unusual for /tmp
  cat /etc/issue* ## os versioni
  ###apache logs ###
  /var/log/apache2
  $cat access.log | grep 'get' | cut -d ' ' -f 1 | sort -u
  $cat access.log | grep 'get' | cut -d ' ' -f 1,4,7

  * overflow nje log file

  for i in ( )

======mount a drive======

  fdisk -l
  root@cyberacad:/home/dardan# mount /dev/sda2 /mnt/d1
  media dhe mnt jane destinacione ku startojn mounts

  * termino port 1337

  netstat -alntp
  fuser -k 1337/tcp ##kill ne port specifik

  * reseto wordpress password###

  admin 
  se dim passin, kemi qasje ne database
  mysql> use dardi;
  mysql> select user from mysql.user;

 * to see session and command executed my that session

  ps -aux | grep "/bin/bash" 
  ps -aux | grep "cat"

  * ignore icmp

  echo 1 >> /proc/sys/net/ipv4/icmp_echo_ignore_all ## to disable icmp
  echo 0 >> /proc/sys/net/ipv4/icmp_echo_ignore_all ## to enable icmp
  ping -c 1 ip

  * make file global (bohet run prej kudo qe je)###

  mv wp-auto.sh /usr/bin  
  seq ###
  seq 1 100
  for i in $(seq 1 10); mkdir $i;
  for i in $(seq 1 100);do echo 'hello'
  echo ###
  echo
  echo 'text' > text1.txt
  echo 'tex2t' >> text1.txt
  echo -n "username; " 
  read i
  echo $i

  * me gjet nje file, 

  locate ##me indeksu systemin

======scripts======

  * bash

  ssh cyberacademy@172.16.65.53
  ls
  cd /var/www/html
  ls
  ping google.com
  ping –c 1 google.com
  ping –c 1 –w 2 172.16.65.31
  for i in $(seq 1 254); do ping –c 1 172.16.1.$i; done
  for i in $(seq 1 254); do ping –c 1 –w 1 172.16.1.$i; done

  nano theping
  #!/bin/bash
  ping –c 1 –w 1 $1
  chmod a+x theping
  ./theping google.com
  sudo mv theping /usr/bin/

  nano syt
  
  #!/bin/bash
  echo –n ‘target: ‘
  read target
  whois $target
  chmod a+x syt
  
  ./syt
  google.com
  
  sudo mv syt /usr/bin/

  * execute more complex bash

  ls –al && pwd && service apache2 status
  for i in $(seq 1 1111)
  se1 1 1000>num.txt
  cat num.txt
  for i in $(cat num.txt); do ping –c 1 –w 1 172.16.1.$i;

  sudo su
  nano /etc/sudoers

  nano num.txt

  echo ‘this’ | sudo su
  su –s
  su –l
  sudo –h
  echo ‘afafafg’ | sudo –i
  echo ‘p@ssword’ | base64 –d
  echo ‘p@ssword’ | base64

  for i in $(cat num.txt); do echo $i | base64 ; done