1.查看openssl版本
#openssl version –a
2.安装依赖包
yum -y install zlib-devel perl gcc
3.下载新版版本并编译安装
tar -zxvf openssl-1.1.0h.tar.gz cd openssl-1.1.0h ./config shared make depend make && make install
4.复制并升级openssl程序文件
mv /usr/bin/openssl /usr/bin/openssl.old mv /usr/include/openssl /usr/include/openssl.old 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如运行openssl version -a 提示:
openssl: error while loading shared libraries: libssl.so.1.1: cannot open shared object file: No such file or directory
则:
ln -s /usr/local/lib64/libssl.so.1.1 /usr/lib64/libssl.so.1.1 ln -s /usr/local/lib64/libcrypto.so.1.1 /usr/lib64/libcrypto.so.1.1