CentOS 升级 Openssl

查看版本

openssl version

下载

https://www.openssl.org/source/
wget https://www.openssl.org/source/openssl-1.1.1c.tar.gz

安装zlib和zlib-devel

yum install -y zlib zlib-devel

解压下载的openssl

tar zxf openssl-1.1.1c.tar.gz cd openssl-1.1.1c ./config shared zlib make && make install mv /usr/bin/openssl /usr/bin/openssl.bak mv /usr/include/openssl /usr/include/openssl.bak ln -s /usr/local/bin/openssl /usr/bin/openssl ln -s /usr/local/include/openssl /usr/include/openssl

出错

openssl: error while loading shared libraries: libssl.so.1.1: cannot open shared object file: No such file or directory
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

测试

openssl version
OpenSSL 1.1.1c  28 May 2019