wget https://www.openssl.org/source/openssl-1.1.1o.tar.gz
tar -xvzf openssl-1.1.1o.tar.gz
cd openssl-1.1.1o

sudo apt-get install gcc make

./config
make
sudo make install

sudo mv /usr/bin/openssl /usr/bin/openssl-1.0.2g
sudo ln -s /usr/local/bin/openssl /usr/bin/openssl
sudo ldconfig