1.下载
wget https://www.openssl.org/source/openssl-1.0.2h.tar.gz
2.解压tarzxf openssl-1.0.2h.tar.gzcdopenssl-1.0.2h
3.安装./configshared zlibmake
make install mv /usr/bin/openssl /usr/bin/openssl.bak mv /usr/include/openssl /usr/include/openssl.bak ln -s /usr/local/ssl/bin/openssl /usr/bin/openssl ln -s /usr/local/ssl/include/openssl /usr/include/openssl echo “/usr/local/ssl/lib” >> /etc/ld.so.conf ldconfig -v
4.检测安装是否成功
openssl version -a
原文：http://www.cnblogs.com/nikolatesfei/p/5775229.html