vim /etc/ssh/sshd_config
PermitRootLogin yes
PasswordAuthntication yes
启动ssh服务
/etc/init.d/ssh start
修改源
sudo vi /etc/apt/sources.list
#中科大
deb http://mirrors.ustc.edu.cn/kali kali-rolling main non-free contrib
deb-src http://mirrors.ustc.edu.cn/kali kali-rolling main non-free contrib
#软件源清单更新
sudo apt-get dist-upgrade
#软件版本更新
sudo apt-get update
sudo apt-get upgrade
密钥失败
The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux
wget -q -O - https://archive.kali.org/archive-key.asc |apt-key add
#不成功的话改http请求试试
wget -q -O - http://archive.kali.org/archive-key.asc |apt-key add