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CUNICULA

Proton VPN

Open-source Swiss VPN with an audited no-logs policy, though account and payment metadata risk remains.

protonvpn.com

Open-source Swiss VPN with an audited no-logs policy, though account and payment metadata risk remains.

Common useVPNVPNOperator dataHosted
Identity checksZero KYCNo document check recorded · identity exposure level 1/4
Evidence and riskVerified evidenceCautionMaterial claims checked against current sources.; those sources show trade-offs worth reading.
Last reviewedReviewed 22 Jun 2026KYC checked 22 Jun 2026 · verified jurisdiction · Source → official siteHow to cite this pageEvidence confidence94/100
Evidence and facts

Evidence and facts

JURISDICTIONCH
CAUTIONProton AG complied with a 2021 Swiss court order and logged a French climate activist's IP. Has since added a VPN no-log mode with an audited no-log policy. Swiss GDPR compliance. Safer than Five Eyes VPNs but not zero-risk.
AUDITED BYSecuritum, SEC Consult
OPERATOR DATAHosted operator recorded
EVIDENCE CONFIDENCE
DIRECTLY TESTED2/14
Why evidence is 94/100Formula 3.1
Source coverageMaterial claims checked against current sources
+70
Review ageOldest recorded check is 62 days old
+24

Full scoring method

LAST CHECKED2026-06-24
LAST UPDATED2026-06-22
MEASURED2 public network measurements

Specs

DOCUMENT CHECKNone recorded
IDENTITY EXPOSURELevel 1/4
KYC TRIGGERSNo identity KYC for VPN account, but account/payment metadata can exist. Official no-logs page states Proton VPN does not log browsing, IP, session length, or location.
FEEFree tier available
CATEGORIESVPN
FEATURESFree tier, XMR accepted, BTC accepted, No logs, Audited, Open source, Tor servers, Secure Core
TORYes
REGIONSGlobal availability
Review analysis, source material, related services, and history
Measured evidence

Open network measurements

These are existing public OONI and RIPE Atlas measurements, not probes run by Cunicula. Country summaries combine different networks and do not guarantee the same result on every connection.

OONI

Iran

Confirmed blocking observedDirectly verified
Measured
2026-08-09
Window
2026-07-10 to 2026-08-10
Test
web_connectivity
Target
https://protonvpn.com/

169 tests: 115 confirmed, 37 anomalous, 7 OK, 10 failed

OONI verified a DNS-blocking fingerprint in the linked representative measurement. The field tests the provider website, not every Proton VPN protocol endpoint.

Source reviewed 2026-08-09
OONI

United States

Mostly reachableUnverified inference
Measured
2026-08-09
Window
2026-07-10 to 2026-08-10
Test
web_connectivity
Target
https://protonvpn.com/

2,423 tests: 0 confirmed, 48 anomalous, 2,362 OK, 13 failed

Most OONI web-connectivity measurements were OK in the period; anomalies and failures are shown rather than discarded.

Source reviewed 2026-08-09

Analysis

OVERVIEW

Proton VPN pairs a free tier with an audited no-logs policy from Securitum and SEC Consult, Tor-routed servers, Secure Core multi-hop, and Bitcoin or Monero accepted as payment.

LIMITS

Proton AG complied with a 2021 Swiss court order that logged a French climate activist's IP address; the record calls the current setup safer than Five Eyes VPNs but explicitly not zero-risk, and account or payment metadata can still exist.

USEFUL FOR

Free or paid VPN access under Swiss jurisdiction and an audited no-log policy, for users already aware of the 2021 court-ordered IP disclosure.

Sources · reviewed 2026-07-16

Corporate identity

Registry-sourced, not audited. The facts below come from cited web research rather than a direct registry query. Each claim links its own source.

LEGAL ENTITY
Proton AGsource ↗
REGISTRATION NO.
CHE-354.686.492 (UID); CH-660.1.995.014-1 (commercial register)source ↗
INCORPORATED IN
Switzerland (Canton of Geneva)source ↗
INCORPORATED ON
18.07.2014source ↗
REGISTERED ADDRESS
Route de la Galaise 32, 1228 Plan-les-Ouates, Geneva, Switzerlandsource ↗
ULTIMATE OWNER
Proton Foundation (primary shareholder)source ↗
PREVIOUSLY TRADED AS
  • Proton Technologies AG
source ↗
Registry research · reviewed 2026-08-08

Ownership chain

Who owns the operator, read from the public register. Each step says what kind of evidence it rests on: a registry record can be checked, a company statement cannot.

  1. OPERATORProton AGCHE-354.686.492 · Switzerland
  2. PRINCIPAL SHAREHOLDERFondation ProtonCHE-418.863.304 · SwitzerlandCOMPANY STATEMENT

    As Proton's primary shareholder, the foundation exercises its control to ensure that Proton does not deviate from our mission. No change of control of Proton can occur without the consent of the Foundation.

    Both entities are registry-confirmed, but the shareholding between them is not. Swiss law does not require a company to publish its shareholders, so this edge rests on Proton's own account of its governance and cannot be checked against Zefix.

    Proton Foundation governance page

The chain stops here because the register stops, not because the top was reached. Swiss and Swedish companies do not publish their shareholders, and a Czech joint-stock company does not list its own. Nothing above the last step should be assumed either way.

SAME OPERATOR

Proton AG also runs 3 other services shown here. Comparing them compares products, not independent companies.

WHAT IT USED TO BE
  • Proton Technologies AGrenamed 2021-09-30REGISTRY RECORD

    Renamed by the same legal person, not a new company. The Swiss Official Gazette entry of 18.10.2021 reads 'Nouvelle raison sociale: Proton AG', with the statutes modified on 30.09.2021. The UID is unchanged either side of the rename, which is what proves it is one entity.

  • ProtonVPN AGabsorbed 2020-06-30REGISTRY RECORD

    Recorded on both sides of the register: Proton AG lists ProtonVPN AG under companies taken over, and the ProtonVPN AG record names Proton AG as the entity that took it over. The VPN product has had no separate company since.

Frequently Asked Questions

Is identity verification required?

No identity verification is recorded for typical use. No identity KYC for VPN account, but account/payment metadata can exist. Official no-logs page states Proton VPN does not log browsing, IP, session length, or location.

Which payment methods are accepted?

Please check the provider site for accepted payment methods.

Where is it available?

Recorded availability: GLOBAL.

Is the operator based in a Five Eyes country?

No. The recorded jurisdiction is CH, which is not a Five Eyes country. This is jurisdiction context and does not by itself establish that a service is safer or less safe.

How are identity, operator, and evidence fields reported?

Identity exposure is level 1 of 4. A hosted operator is recorded. Jurisdiction is shown as context, not a safety verdict. Evidence confidence is 94/100 and recorded risk is caution.

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Sources and history

Terms and privacy policy

No changes to the documents we watch since we started checking on 9 Aug 2026. Last checked 9 Aug 2026.

Evidence basis: Claims on this page are linked to published sources for comparison, not certification, audit, endorsement, or recommendation; read the methodology and coverage map before relying on an entry.