Protocol detection

5 articles in the Atlas on protocol detection - Obfuscation vs Encryption; Why a VPN Can Work Today and Fail Tomorrow. Encryption hides what you said. Obfuscation hides…

5 articles

Part of Censorship, DPI & Network Freedom · Search this topic

Someone trying to be furtive using a black cape, and a hat, walking on the sidewalk around other people. Vintage comic art style.

Censorship & DPI 11 min read updated

Obfuscation vs Encryption

Encryption hides what you said. Obfuscation hides that you said it. Two independent axes with different failure modes, and most protocols carry only one.

SMPTE color bars with blurred CONNECTION LOST message on it

Censorship & DPI 11 min read

Why a VPN Can Work Today and Fail Tomorrow

A tunnel that worked yesterday can stop working with no change on your side. The documented record shows four distinct causes, and only one of them is the censor.

Anime-style art of woman with pink hair and VR glasses with lights around her

Guides 7 min read updated

Why Maronix Uses VLESS + REALITY

VLESS brings no encryption of its own and REALITY borrows a real site's handshake. Why Maronix pairs them, what each contributes, and what stays exposed.

Photo mimicking the classic scene from The Matrix movie, with one hand offering a red pill and another offering a blue pill

Protocols 5 min read updated

What Is REALITY?

REALITY replaces a proxy server's TLS with a real site's handshake, so a prober gets a genuine certificate. How it works, and what it does not solve.

Digital art of boxes in a custom's room passing through an inspection point with man clothed like an officer

Censorship & DPI 6 min read updated

What Is Deep Packet Inspection?

DPI reads the shape of your traffic, not just where it goes. How it works, what it can classify, and why encrypted tunnels still give themselves away.