wget https://www.openssl.org/source/openssl-1.1.0f.tar.gz
./config --prefix=/usr/local/openssl shared zlib-dynamic zlib
make
make test
make install
mv /usr/bin/openssl /usr/bin/openssl.bak
ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl
vim /etc/ld.so.conf
/usr/local/openssl/lib
ldconfig
openssl version