Lumo (Proton)

Privacy-first AI assistant from the makers of ProtonMail, with Swiss jurisdiction and zero-access encryption

LivePerson

US enterprise conversational AI platform for digital customer engagement at scale

Lumo (Proton)

Excellent

23/25

LivePerson

Strong

17/25

Score Breakdown

DimensionLumo (Proton)LivePerson

Data Residency

Where is your data stored and processed?

Lumo (Proton): Data hosted in Proton's own data centres in Germany and Norway. Zero-access encryption means even Proton cannot read conversation content. No US infrastructure dependency.

LivePerson: EU data residency available (AWS Frankfurt); long-standing European enterprise deployments with documented EU hosting

5/5

Data hosted in Proton's own data centres in Germany and Norway. Zero-access encryption means even Proton cannot read conversation content. No US infrastructure dependency.

4/5

EU data residency available (AWS Frankfurt); long-standing European enterprise deployments with documented EU hosting

Legal Jurisdiction

Which laws govern the company and your data?

Lumo (Proton): Swiss incorporation provides one of the strongest privacy jurisdictions globally. Outside US CLOUD Act reach. Swiss FADP and GDPR adequacy. Proton has a decade-long track record of defending user privacy.

LivePerson: Public US Delaware corporation; CLOUD Act applies; strong SCCs and DPAs mitigate but cannot eliminate US jurisdiction

5/5

Swiss incorporation provides one of the strongest privacy jurisdictions globally. Outside US CLOUD Act reach. Swiss FADP and GDPR adequacy. Proton has a decade-long track record of defending user privacy.

2/5

Public US Delaware corporation; CLOUD Act applies; strong SCCs and DPAs mitigate but cannot eliminate US jurisdiction

Data Retention & Training

Is your data used for model training?

Lumo (Proton): Zero-access encryption on conversations. User data explicitly never used for model training. Open-source code enables independent verification of privacy claims.

LivePerson: Opt-out from conversation data training available; enterprise-grade retention controls; review AI feature terms

5/5

Zero-access encryption on conversations. User data explicitly never used for model training. Open-source code enables independent verification of privacy claims.

3/5

Opt-out from conversation data training available; enterprise-grade retention controls; review AI feature terms

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Lumo (Proton): ISO 27001 and SOC 2 at Proton AG organisational level. Strong for a consumer-facing privacy product. ISO 27701 would further strengthen the posture.

LivePerson: ISO 27001 and SOC 2 Type II — solid for an enterprise contact centre platform; NIS2 and DORA documentation available

4/5

ISO 27001 and SOC 2 at Proton AG organisational level. Strong for a consumer-facing privacy product. ISO 27701 would further strengthen the posture.

4/5

ISO 27001 and SOC 2 Type II — solid for an enterprise contact centre platform; NIS2 and DORA documentation available

Regulatory Fit

Suitability for regulated industries and professional services

Lumo (Proton): Excellent fit for privacy-sensitive professionals in legal and financial services. Swiss jurisdiction, zero-access encryption, and no training on user data address key regulatory concerns. Not EU-incorporated but GDPR adequate.

LivePerson: Mature EU compliance posture; EU hosting, ISO 27001, DPA, and NIS2/DORA readiness make it viable for regulated sectors

4/5

Excellent fit for privacy-sensitive professionals in legal and financial services. Swiss jurisdiction, zero-access encryption, and no training on user data address key regulatory concerns. Not EU-incorporated but GDPR adequate.

4/5

Mature EU compliance posture; EU hosting, ISO 27001, DPA, and NIS2/DORA readiness make it viable for regulated sectors

Total Score

23/25

17/25

Best For

Lumo (Proton)

Best for regulated industries (ICO, CNIL).

LivePerson

Best for EU-headquartered organisations needing maximum data sovereignty; regulated industries (legal, financial-services); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment; teams on a tight budget.

Detailed Comparison

LivePerson vs Lumo (Proton): Trust & Compliance Comparison

LivePerson (LivePerson, US) scores 17/25 overall with a Silver (Strong) trust badge. US enterprise conversational AI platform for digital customer engagement at scale. Lumo (Proton) (Proton, CH) scores 23/25 with a Gold (Excellent) trust badge. Privacy-first AI assistant from the makers of ProtonMail, with Swiss jurisdiction and zero-access encryption.

Dimension-by-Dimension Breakdown

#### Data Residency

Lumo (Proton) leads with 5/5 vs 4/5.

●LivePerson (4/5): EU data residency available (AWS Frankfurt); long-standing European enterprise deployments with documented EU hosting

●Lumo (Proton) (5/5): Data hosted in Proton's own data centres in Germany and Norway. Zero-access encryption means even Proton cannot read conversation content. No US infrastructure dependency.

#### Legal Jurisdiction

Lumo (Proton) leads with 5/5 vs 2/5.

●LivePerson (2/5): Public US Delaware corporation; CLOUD Act applies; strong SCCs and DPAs mitigate but cannot eliminate US jurisdiction

●Lumo (Proton) (5/5): Swiss incorporation provides one of the strongest privacy jurisdictions globally. Outside US CLOUD Act reach. Swiss FADP and GDPR adequacy. Proton has a decade-long track record of defending user privacy.

#### Data Retention & Training

Lumo (Proton) leads with 5/5 vs 3/5.

●LivePerson (3/5): Opt-out from conversation data training available; enterprise-grade retention controls; review AI feature terms

●Lumo (Proton) (5/5): Zero-access encryption on conversations. User data explicitly never used for model training. Open-source code enables independent verification of privacy claims.

#### Certifications

Both score equally at 4/5.

●LivePerson (4/5): ISO 27001 and SOC 2 Type II — solid for an enterprise contact centre platform; NIS2 and DORA documentation available

●Lumo (Proton) (4/5): ISO 27001 and SOC 2 at Proton AG organisational level. Strong for a consumer-facing privacy product. ISO 27701 would further strengthen the posture.

#### Regulatory Fit

Both score equally at 4/5.

●LivePerson (4/5): Mature EU compliance posture; EU hosting, ISO 27001, DPA, and NIS2/DORA readiness make it viable for regulated sectors

●Lumo (Proton) (4/5): Excellent fit for privacy-sensitive professionals in legal and financial services. Swiss jurisdiction, zero-access encryption, and no training on user data address key regulatory concerns. Not EU-incorporated but GDPR adequate.

Certifications at a Glance

Certification	LivePerson	Lumo (Proton)
ISO 27001	Yes	Yes
SOC 2	No	Yes
SOC 2 Type II	Yes	No

Overall Verdict

Lumo (Proton) has a clear trust advantage, scoring 23/25 compared to LivePerson's 17/25. Lumo (Proton) particularly excels in data residency, legal jurisdiction, data retention & training.

Frequently Asked Questions

Which is better for EU compliance, Lumo (Proton) or LivePerson?

Lumo (Proton) has a TrustKit score of 23/25 while LivePerson scores 17/25. Lumo (Proton) currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Lumo (Proton) and LivePerson compare on data residency?

Lumo (Proton) scores 5/5 for data residency (Data hosted in Proton's own data centres in Germany and Norway. Zero-access encryption means even Proton cannot read conversation content. No US infrastructure dependency.), while LivePerson scores 4/5 (EU data residency available (AWS Frankfurt); long-standing European enterprise deployments with documented EU hosting).

Are Lumo (Proton) and LivePerson GDPR compliant?

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

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