A:（此源为1.0版本，不适用于现在2.0版）阿里云Kali源为：
deb http://mirrors.aliyun.com/kali kali main non-free contrib
deb-src http://mirrors.aliyun.com/kali kali main non-free contrib
deb http://mirrors.aliyun.com/kali-security kali/updates main contrib non-free
B:（此源为2.0版本）中科大kali滚动更新版源（即kali2.0源）
#kali官方源
deb http://http.kali.org/kali kali-rolling main non-free contrib
#中科大的源
deb http://mirrors.ustc.edu.cn/kali kali-rolling main non-free contrib
Update sources:
#vim /etc/apt/sources.list
#sudo apt-get update
UpgardeOS:
#apt-get update & apt-get upgrade#apt-get dist-upgrade#apt-get clean
