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TechRadar
TechRadar
Samuel Woodhams

Surfshark fixes broken post-quantum VPN protocol after TechRadar investigation

Screenshot showing Surfshark's new protocol and a live speed test.

Following tests by TechRadar, Surfshark has issued a patch to its new, proprietary VPN protocol, 'Dausos.' The update ensures the protocol now functions correctly on specific residential fiber connections, which were previously unable to handle the protocol’s packet overhead.

Earlier this week, we published an article that revealed Surfshark's post-quantum protocol was too bulky for the residential fiber lines we tested it on. That meant we could only access small, non-encrypted HTTP web pages — not ideal for a modern privacy protocol.

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