ExpressVPN Lightway PQC — Qtonic Quantum Score 26.4/100 | Qtonic Quantum Lab

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ExpressVPN Lightway PQC

Below Threshold

ExpressVPN

Network Security

Evidence source: Live API

26.4

Rank 50 of 50 scored solutions · Top 100%

Score Radar

Overview

ML-KEM post-quantum encryption in Lightway protocol.

Algorithms

ML-KEM

Languages

NIST Level

LicenseUnknown

Dimension Breakdown

Algorithm CorrectnessVerified

2.8/10

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PerformanceVerified

0.2/10

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Key & Ciphertext SizeVerified

8.5/10

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Side Channel ResistanceVerified

4.7/10

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InteroperabilityVerified

1.4/10

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Standards ComplianceVerified

2.2/10

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MaturityVerified

0.3/10

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DocumentationVerified

2.6/10

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Supply ChainVerified

4.1/10

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Quantum ResistanceVerified

0.9/10

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Score History

Standards Compliance

FIPS 203 (ML-KEM)

NIST — N/A

FIPS 204 (ML-DSA)

NIST — N/A

FIPS 205 (SLH-DSA)

NIST — N/A

CNSA 2.0

NSA — N/A

NSM-10

White House — N/A

EO 14028

White House — N/A

PCI DSS 4.0.1

PCI SSC — N/A

HIPAA

HHS — N/A

GDPR

EU — N/A

POPIA

South Africa — N/A

PDPA

Singapore — N/A

LGPD

Brazil — N/A

Highlights

+The solution implements ML-KEM post-quantum encryption within the Lightway protocol, as indicated by the algorithms and description fields.
+It is categorized as network, reflecting integration of post-quantum encryption into network infrastructure.
+The solution is explicitly named ExpressVPN Lightway PQC, identifying it as a dedicated post-quantum variant of the Lightway protocol.

Concerns

-NIST Levels are not specified, leaving the security level of the ML-KEM implementation undefined.
-FIPS 140 Certified is marked No, indicating the implementation has not undergone FIPS 140 validation.
-Repository is listed as None, preventing independent code review or public audit.
-No documentation signals are available, indicating a lack of accessible technical documentation.

Last evaluated: May 23, 2026

Status: active

Published with audit trail

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