


Mozilla's VPN service, Mozilla VPN, utilizes Mullvad's WireGuard servers. In October 2019, Mullvad partnered with Mozilla. No assessment was made on the Mullvad server side and back end. Cure53 tested only the applications and supporting functions. Seven issues were found which were addressed by Mullvad. In September 2018, the cybersecurity firm Cure53 performed a Penetration test on Mullvad's OSX, Windows and Linux applications. Mullvad was an early adopter and supporter of the WireGuard protocol, announcing the availability of the new VPN protocol in March 2017 and making a "generous donation" supporting WireGuard development between July and December 2017.

Mullvad began supporting connections via the OpenVPN protocol in 2009. Mullvad was launched in March 2009 by Amagicom AB. Launched in March 2009, Mullvad operates using the WireGuard and OpenVPN protocols. Mullvad is a commercial VPN service based in Sweden. Android, iOS, Linux, macOS, Windows (official app)
