Surfshark has released a major upgrade to its proprietary VPN protocol, Dausos, improving accessibility, connectivity rates and network compatibility.

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The primary focus of this update is to address the barriers on highly managed networks. Previously, users might have experienced difficulties connecting to Dausos on strict institutional firewalls — such as those found in schools, universities, and corporate environments. With this release, Surfshark has successfully implemented specialized network fixes, ensuring that Dausos has a better connectivity rate for users connecting in these environments.

The Dausos protocol delivers up to 30% faster speeds than current industry standards. It is an audited architecture that automatically isolates user data into its own dedicated, private digital tunnel, eliminating packet interference and optimising performance based on real-time network conditions.

Dausos establishes full post-quantum security by utilizing a hybrid ML-KEM*X25519 key exchange and an advanced ML-DSA self-signed root certificate system to protect against future quantum computing threats.