Data Privacy
- Tresor
- EU-only secure enclaves, end-to-end encryption, customer-held keys
- Copilot
- Processed on vendor-managed cloud; policies and keys vendor-controlled
Tresor vs Copilot
AI assistants are everywhere — but not all of them are built for sensitive data. This page offers an objective comparison so you can choose what fits your team best.
Quick Comparison
Key differences at a glance.
| Feature | Tresor | Copilot |
|---|---|---|
| Data Privacy | EU-only secure enclaves, end-to-end encryption, customer-held keys | Processed on vendor-managed cloud; policies and keys vendor-controlled |
| Compliance | GDPR/HIPAA alignment, audit-ready logs | Compliance posture depends on tenant and configuration; vendor-managed |
| Customization | Confidential AI Assistant + Secure AI Memory (private knowledge) | Productivity assistant integrated across suites and tools |
| Use Cases | Regulated industries and sensitive data | Broad productivity within office suites |
| Control | Full control over keys and retention | Policies governed by vendor and tenant settings |
Compliance
- Tresor
- GDPR/HIPAA alignment, audit-ready logs
- Copilot
- Compliance posture depends on tenant and configuration; vendor-managed
Customization
- Tresor
- Confidential AI Assistant + Secure AI Memory (private knowledge)
- Copilot
- Productivity assistant integrated across suites and tools
Use Cases
- Tresor
- Regulated industries and sensitive data
- Copilot
- Broad productivity within office suites
Control
- Tresor
- Full control over keys and retention
- Copilot
- Policies governed by vendor and tenant settings
Strengths of Copilot
Where a suite-integrated assistant shines.
- Deep suite integrationWorks across documents, mail, and productivity tools.
- Familiar UXFits into existing enterprise workflows.
- General productivityGreat for drafting, summarizing, and meeting notes.
Where Tresor Stands Out
Built for privacy-first teams handling sensitive data.
- Confidential by designZero-access architecture with encrypted processing and memory.
- EU-sovereignAll data processed in European secure enclaves (CPU/GPU TEEs).
- Compliance-firstAudit-ready logs; GDPR/HIPAA alignment for regulated teams.
- Customer-held keysYou own the keys — govern access and retention end to end.
Who It's Best For
Pick the right tool for the job.
Choose Copilot if…
You want AI within a productivity suite for non-sensitive content and collaboration.
Choose Tresor if…
You handle sensitive data in regulated industries and need sovereignty, compliance, and key ownership.
Frequently Asked Questions
Quick answers about Tresor and our Zero-Access approach.