下载地址：

https://download.libsodium.org/libsodium/releases/

  支持以下加密方式

salsa20 and chacha20

下载：

Wget https://download.libsodium.org/libsodium/releases/libsodium-1.0.18-stable.tar.gz

编译安装

./configure
make && make check
sudo make install
sudo ldconfig