The key points IVPN has acquired Safing ICS Technologies GmbH*, the company behind the consumer firewall application Portmaster and the SPN network Over the coming months, the IVPN team will take over the operation of the Portmaster and SPN services IVPN is committed to continuing the improvement of the VPN service, Portmaster, and the SPN network with a focus on better integration across our services The why and how We believe a trustworthy VPN service is just one part of the essential toolkit for resisting online surveillance.