# cd /usr/local/src # wget https://www.openssl.org/source/openssl-1.1.1q.tar.gz # tar -xzxf openssl-1.1.1q.tar.gz # cd openssl-1.1.1q # ./config --prefix=/usr/local/openssl -fPIC # make # make install # ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl