The Mullvad Blog
Keep up to date on developments at Mullvad. News related to our app, security updates, job posts – find it all here.
macOS 14 Sonoma firewall bug fixed!
The firewall bug in macOS 14 Sonoma betas and release candidates that we blogged about last week has been fixed by Apple. Läs mer
Bug in macOS 14 Sonoma prevents our app from working
The macOS 14 Sonoma betas and release candidate contain a bug that causes the firewall to not filter traffic correctly. As a result, our app does not work. Läs mer
Response to "TunnelCrack" vulnerability disclosure
Mullvad is mostly unaffected by the TunnelCrack VPN vulnerabilities. This is our response to the recently disclosed set of attack vectors on VPNs. Läs mer
Stable Quantum-resistant tunnels in the app!
The quantum-resistant tunnels feature is finally stabilized and can easily be enabled for all WireGuard tunnels in our desktop app. Läs mer
Security audit report for our app available
A security assessment of the Mullvad VPN apps has concluded that the app is well-architected from a security perspective. Some issues were found, and they have been fixed to the extent possible. Läs mer
Android leaks connectivity check traffic
An ongoing security audit of our app identified that Android leaks certain traffic, which VPN services cannot prevent. The audit report will go public soon. This post aims to dive into the finding, called MUL22-03. Läs mer
Experimental post-quantum safe VPN tunnels
Our latest beta (app version 2022.3-beta1) and some WireGuard servers now support VPN tunnels that protect against attackers with access to powerful quantum computers. Läs mer
Introducing names for easier device management
The app now has an easy-to-remember two word name as its device identifier. This both solves the dreaded “too many keys”-issue and it gives users a more friendly way of identifying their devices. Läs mer
Possible DNS leak fixed in our Windows app
We found that our Windows app’s firewall rules did not properly block DNS outside the VPN tunnel when split tunneling was used. However, programs would not really use this hole or cause any leaks. Läs mer
Apple’s Private Relay can cause the system to ignore firewall rules
Apple’s Private Relay (Beta) feature calls home to Apple servers without respecting the firewall rules of the system, creating a leak that neither we, nor you, can stop without disabling the entire Private Relay feature. Läs mer
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