步骤1 下载文件

wget https://github.com/Ettercap/ettercap/archive/v0.8.3.1.tar.gz

或者去官网下载：https://www.ettercap-project.org/downloads.html

步骤2 解压文件

tar vfxz '/home/chiam/Desktop/v0.8.3.1.tar.gz' 

步骤3 安装依赖

sudo apt-get install debhelper bison check cmake flex ghostscript libbsd-dev libcurl4-openssl-dev libgeoip-dev libltdl-dev libluajit-5.1-dev libncurses5-dev libnet1-dev libpcap-dev libpcre3-dev libssl-dev libgtk-3-dev libgtk2.0-dev

步骤4 编译安装

在终端中打开ettercap目录开始执行命令：

1. mkdir build
2. cd build
3. sudo cmake ../
4. sudo make install

安装完成