Template:VPN/Setup/Get VPN Certificate

Look on the riseup VPN help page for RiseupCA.pem and (right click) download it. Store the certificate in /etc/openvpn/RiseupCA.pem.

scurl https://help.riseup.net/security/network-security/riseup-ca/RiseupCA.pem | sudo tee /etc/openvpn/RiseupCA.pem