安装：
1. 安装gcc-c++
2. yum install apr-devel apr apr-util subversion-devel subversion freerdp-devel freerdp libssh2-devel libssh2
yum install openssl openssl-devel
yum install telnet
yum install telnet-server
3. 下载包 http://foofus.net/goons/jmk/medusa/medusa.html
4. 视频教学：https://www.fujieace.com/kali-linux/courses/medusa-2.html
https://v.youku.com/v_show/id_XMzE4MTI4NjM1Mg==.html
5. ./configure;make;make install