# Week 4 Network Security
## Before Class

1. Import Kali VM
* GO to https://www.kali.org/get-kali/#kali-virtual-machines download VMware
* 用Open a Virtual Machine打開kali
2. Clone Kali VM
* Repeat step 1. to get another Kali
3. Create Windows 7 VM
* Download windows7 ISO image
* Create a New Virtual Machine for Windows
4. Change the Network Setting of VM

## Network Settings
* There are 5 types of network settings: host-only, bridges, NAT network, NAT, Internal
* 
* ### ARP Spoofing
* ARP(address resolution protocol)
* switch unicast through MAC table
* hacker send spoofed ARP reply
* 

## Reverse Shell