The Mullvad Blog

Keep up to date on developments at Mullvad. New versions of our app, security updates, job posts – find it all here.

IP exposure via UDP ports

23 December 2015  NEWS

We have recently become aware of a newly published method for deanonymizing VPN users. For this to work, the user must be running some software that listens to and communicates via a UDP port and … Read more


Version 56 released

14 December 2015  NEWS MULLVAD VPN APP

Version 56 of the Mullvad client is now available for download. Read more


Version 55 released

30 November 2015  NEWS MULLVAD VPN APP

Version 55 of the Mullvad client is now available for download. Read more


Mullvad is safe against the 'Port Fail' attack

30 November 2015  NEWS

A few days ago Perfect Privacy presented a vulnerability that affects many VPN providers offering port forwarding for their customers. According to their post five of the nine tested VPN providers were vulnerable to this … Read more


Version 54 released

4 November 2015  NEWS MULLVAD VPN APP

Today we release version 54 of the Mullvad client Read more


DNS leaks on Windows 8, 8.1 and 10

21 October 2015  NEWS

It has recently come to our attention that the DNS resolution mechanism in Windows 8 and newer can potentially leak DNS queries outside of the VPN tunnel. In these versions of Windows, DNS queries are … Read more


iOS 9 problems

9 October 2015  NEWS

OpenVPN on iOS 9 will appear to connect properly but your IP will not change, meaning you will not be protected even though OpenVPN connect reports that you are connected. We will post another news … Read more


Windows encoding issues

9 October 2015  NEWS

There is an encoding bug in our windows client that mostly affects users with non-english system language. Those who are affected will get an error similar to this: Read more


Version 53 released

22 September 2015  NEWS MULLVAD VPN APP

Version 53 is now available for download Read more


Version 52 issues on Windows

18 September 2015  NEWS

With the release of version 52 we introduced a bug which causes our client to crash if the Windows firewall is disabled. To resolve this, please enable the Windows firewall. Read more



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