# Note: depends on Python
wget -c https://pypi.python.org/packages/15/d4/2f888fc463d516ff7bf2379a4e9a552fef7f22a94147655d9b1097108248/certifi-2018.1.18.tar.gz
tar -xzf certifi-2018.1.18.tar.gz
cd certifi-2018.1.18
python3 setup.py build
python3 setup.py install # as root