Proton VPN

Swiss privacy-first VPN with open-source apps and NetShield ad blocking

Wiz

Cloud security platform with AI-powered threat detection and risk prioritisation

Proton VPN

Excellent

22/25

Wiz

Strong

18/25

Score Breakdown

DimensionProton VPNWiz

Data Residency

Where is your data stored and processed?

Proton VPN: Incorporated and headquartered in Switzerland, outside EU and Five/Nine/Fourteen Eyes. Proton-owned infrastructure in Switzerland and EU. Strongest possible jurisdictional privacy posture for a VPN provider.

Wiz: Tenant hosted in customer-selected cloud region; processes cloud metadata only, not workload data

5/5

Incorporated and headquartered in Switzerland, outside EU and Five/Nine/Fourteen Eyes. Proton-owned infrastructure in Switzerland and EU. Strongest possible jurisdictional privacy posture for a VPN provider.

4/5

Tenant hosted in customer-selected cloud region; processes cloud metadata only, not workload data

Legal Jurisdiction

Which laws govern the company and your data?

Proton VPN: Swiss jurisdiction under the Federal Act on Data Protection (FADP). Swiss courts have a strong track record of protecting user privacy from foreign data requests. Publishes annual Transparency Report.

Wiz: US Delaware corporation subject to CLOUD Act; DPAs and SCCs available for EU/UK

5/5

Swiss jurisdiction under the Federal Act on Data Protection (FADP). Swiss courts have a strong track record of protecting user privacy from foreign data requests. Publishes annual Transparency Report.

2/5

US Delaware corporation subject to CLOUD Act; DPAs and SCCs available for EU/UK

Data Retention & Training

Is your data used for model training?

Proton VPN: Strict no-logs policy: no IP addresses, connection timestamps, session duration, or traffic content retained. RAM-only servers in Secure Core configuration. Independently audited open-source client code.

Wiz: Processes cloud API metadata only; no persistent storage of workload content; configurable retention periods

5/5

Strict no-logs policy: no IP addresses, connection timestamps, session duration, or traffic content retained. RAM-only servers in Secure Core configuration. Independently audited open-source client code.

4/5

Processes cloud API metadata only; no persistent storage of workload content; configurable retention periods

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Proton VPN: ISO 27001 certified. All client applications open source and independently audited. Lacks SOC 2 Type II; however, open-source audit transparency partially compensates for formal certification gaps.

Wiz: SOC 2 Type II and ISO 27001 certified; 80+ compliance frameworks built into the product

3/5

ISO 27001 certified. All client applications open source and independently audited. Lacks SOC 2 Type II; however, open-source audit transparency partially compensates for formal certification gaps.

3/5

SOC 2 Type II and ISO 27001 certified; 80+ compliance frameworks built into the product

Regulatory Fit

Suitability for regulated industries and professional services

Proton VPN: Excellent fit for privacy-sensitive organisations and journalists. Swiss jurisdiction makes it particularly suitable for legal, financial, and human rights organisations requiring protection from government data requests.

Wiz: Designed for regulated cloud environments; built-in frameworks for HIPAA, PCI DSS, DORA, ISO 27001, NIST

4/5

Excellent fit for privacy-sensitive organisations and journalists. Swiss jurisdiction makes it particularly suitable for legal, financial, and human rights organisations requiring protection from government data requests.

5/5

Designed for regulated cloud environments; built-in frameworks for HIPAA, PCI DSS, DORA, ISO 27001, NIST

Total Score

22/25

18/25

Best For

Proton VPN

Best for EU-headquartered organisations needing maximum data sovereignty; privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment; teams on a tight budget.

Wiz

Best for regulated industries (ICO, OCC); privacy-conscious teams who need strong data retention controls.

Detailed Comparison

Proton VPN vs Wiz: Trust & Compliance Comparison

Proton VPN (Proton AG, CH) scores 22/25 overall with a Gold (Excellent) trust badge. Swiss privacy-first VPN with open-source apps and NetShield ad blocking. Wiz (Wiz, US) scores 18/25 with a Silver (Strong) trust badge. Cloud security platform with AI-powered threat detection and risk prioritisation.

Dimension-by-Dimension Breakdown

#### Data Residency

Proton VPN leads with 5/5 vs 4/5.

●Proton VPN (5/5): Incorporated and headquartered in Switzerland, outside EU and Five/Nine/Fourteen Eyes. Proton-owned infrastructure in Switzerland and EU. Strongest possible jurisdictional privacy posture for a VPN provider.

●Wiz (4/5): Tenant hosted in customer-selected cloud region; processes cloud metadata only, not workload data

#### Legal Jurisdiction

Proton VPN leads with 5/5 vs 2/5.

●Proton VPN (5/5): Swiss jurisdiction under the Federal Act on Data Protection (FADP). Swiss courts have a strong track record of protecting user privacy from foreign data requests. Publishes annual Transparency Report.

●Wiz (2/5): US Delaware corporation subject to CLOUD Act; DPAs and SCCs available for EU/UK

#### Data Retention & Training

Proton VPN leads with 5/5 vs 4/5.

●Proton VPN (5/5): Strict no-logs policy: no IP addresses, connection timestamps, session duration, or traffic content retained. RAM-only servers in Secure Core configuration. Independently audited open-source client code.

●Wiz (4/5): Processes cloud API metadata only; no persistent storage of workload content; configurable retention periods

#### Certifications

Both score equally at 3/5.

●Proton VPN (3/5): ISO 27001 certified. All client applications open source and independently audited. Lacks SOC 2 Type II; however, open-source audit transparency partially compensates for formal certification gaps.

●Wiz (3/5): SOC 2 Type II and ISO 27001 certified; 80+ compliance frameworks built into the product

#### Regulatory Fit

Wiz leads with 5/5 vs 4/5.

●Proton VPN (4/5): Excellent fit for privacy-sensitive organisations and journalists. Swiss jurisdiction makes it particularly suitable for legal, financial, and human rights organisations requiring protection from government data requests.

●Wiz (5/5): Designed for regulated cloud environments; built-in frameworks for HIPAA, PCI DSS, DORA, ISO 27001, NIST

Certifications at a Glance

Certification	Proton VPN	Wiz
ISO 27001	Yes	Yes
SOC 2 Type II	No	Yes

Overall Verdict

Proton VPN has a clear trust advantage, scoring 22/25 compared to Wiz's 18/25. Proton VPN particularly excels in data residency, legal jurisdiction, data retention & training.

Frequently Asked Questions

Which is better for EU compliance, Proton VPN or Wiz?

Proton VPN has a TrustKit score of 22/25 while Wiz scores 18/25. Proton VPN currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Proton VPN and Wiz compare on data residency?

Proton VPN scores 5/5 for data residency (Incorporated and headquartered in Switzerland, outside EU and Five/Nine/Fourteen Eyes. Proton-owned infrastructure in Switzerland and EU. Strongest possible jurisdictional privacy posture for a VPN provider.), while Wiz scores 4/5 (Tenant hosted in customer-selected cloud region; processes cloud metadata only, not workload data).

Are Proton VPN and Wiz GDPR compliant?

Both tools are assessed across five compliance dimensions. Proton VPN has a regulatory fit score of 4/5 and Wiz scores 5/5. Check the full comparison above for a detailed breakdown.

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