A Technical Review  /  Issue 01  /  April 2026
Filed under: VPN protocols, Cryptography, Russia

The first post-quantum VPN built for Russia.

An independent technical review of VPN protocols available in the Russian market in 2026. After examining six providers and their underlying cryptography, we found one provider has shipped what every other has only discussed: post-quantum key encapsulation. This is what that means and why it matters now.

Reviewed6 providers
StandardNIST FIPS 203
AlgorithmML-KEM 768
Reading time7 minutes
§ 01  —  The problem

Today's encrypted traffic is being recorded for tomorrow's decryption.

The threat is called Harvest Now, Decrypt Later. State-level adversaries capture encrypted VPN traffic today and store it. When sufficiently powerful quantum computers arrive, that stored traffic can be decrypted retroactively. Your 2026 connections become readable in 2030 or 2035.

For ordinary use this is academic. For dissidents, journalists, and anyone whose past communications could later be weaponised, it is not. The U.S. National Institute of Standards and Technology finalised the first post-quantum cryptography standards in August 2024. FIPS 203 defined ML-KEM, a key encapsulation mechanism designed to resist both classical and quantum attacks.

Industry deployment moved quickly elsewhere. Cloudflare reported 35% of TLS 1.3 connections using hybrid post-quantum key agreement by Q3 2025. Apple shipped PQ3 in iMessage in 2024. The VPN sector lagged behind: of the six providers serving the Russian market we examined in April 2026, only one had deployed post-quantum in production.

Most VPN providers have not yet adopted it.

For a deeper technical breakdown of how ML-KEM works and why hybrid construction matters, see our explainer on post-quantum VPN cryptography.

§ 02  —  The protocol landscape in Russia

What works against deep packet inspection in 2026.

Russia's TSPU systems perform deep packet inspection at every ISP. Standard VPN protocols are detected and disrupted at the transport layer. Practical circumvention has converged on protocols that mimic legitimate TLS traffic.

Detected

WireGuard

Modern and fast. Distinct UDP fingerprint. Detected and throttled by TSPU systems within minutes.

Blocked

OpenVPN

Mature protocol. Well-known traffic signature. Blocked at the network level on most Russian ISPs.

Stealth

VLESS Reality

Current state of the art. Masquerades as legitimate TLS to a real domain. Indistinguishable from regular HTTPS without active probing.

§ 03  —  Provider comparison

Six VPN services. One shipped post-quantum.

We reviewed six VPN providers serving the Russian market in April 2026. Each was evaluated on six technical criteria: primary protocol, post-quantum readiness, 0-RTT support, ruble payment availability, cryptocurrency payment availability, and free trial.

For the extended methodology and per-provider analysis, see the full provider comparison.

Provider Protocol Post-quantum 0-RTT RUB payments Crypto Free trial
AdGuard VPN Proprietary BTC, ETH, USDT Limited
ZoogVPN WireGuard CoinGate 7 days
Trust.Zone OpenVPN, WireGuard BTC, USDT 3 days
AmneziaVPN AmneziaWG, OpenVPN Self-hosted Self-hosted Self-hosted
Outline Shadowsocks Self-hosted Self-hosted Self-hosted
§ 04  —  Implementation details

What ProxysVPN actually ships.

The full inbound configuration is below. Notable choices: SNI is set to www.intel.com, which makes the encrypted handshake indistinguishable from a routine corporate domain lookup. The encryption suite combines ML-KEM 768 with X25519 in a hybrid construction — if either is broken, the other still holds. 0-RTT is enabled, meaning subsequent connections complete in a single round trip.

Inbound port443/TCP
ProtocolVLESS + Reality (XTLS)
SNI / Targetwww.intel.com:443
Encryptionmlkem768x25519plus.native.0rtt
Key exchangeML-KEM 768 + X25519 (hybrid)
StandardNIST FIPS 203, August 2024
Short-IDs8 (logical client partitioning)
LoggingNone
§ 05  —  Frequently asked

Common questions about post-quantum VPNs.

What is a post-quantum VPN?

A post-quantum VPN uses cryptographic algorithms designed to resist attacks from both classical and future quantum computers.

Which VPN works in Russia in 2026?

VPNs using VLESS Reality protocol are the most reliable in Russia in 2026.

What is ML-KEM 768?

ML-KEM 768 is a post-quantum key encapsulation mechanism standardized by NIST in FIPS 203.

Why does post-quantum encryption matter for VPN users today?

Today's encrypted traffic can be recorded for later decryption. This threat model is called Harvest Now, Decrypt Later.

What is VLESS Reality?

VLESS Reality is a circumvention protocol that uses the XTLS extension to make VPN traffic appear as legitimate TLS connections.

Which VPN providers offer post-quantum encryption?

As of April 2026, ProxysVPN is the only VPN service serving the Russian market that has deployed post-quantum encryption.

Is using a VPN legal in Russia?

Using a VPN is not directly criminalized in Russia, but advertising VPN services is restricted.

§ 06  —  Try it

The future-proof VPN, today.

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