EU-Based Security-First Cloud & Secure Client Portals for Regulated Organizations

Standard cloud storage and unsecured email workflows are not designed for confidential client and business data in regulated environments.

Tresorit provides EU-hosted secure collaboration and structured client portals built on client-side end-to-end encryption - where data is encrypted before it leaves the device and encryption keys are not managed server-side.

Designed for legal, financial, public sector and IT organizations operating under GDPR, NIS2 and DORA requirements.

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When Infrastructure Becomes a Governance Decision

Organizations in Belgium operate within a strict European regulatory framework.
Security architecture increasingly affects:

  • Data protection posture under GDPR
  • Cybersecurity accountability under NIS2
  • Operational resilience requirements under DORA
  • Public procurement and governance standards
  • Client trust and reputational risk

At the same time, many teams still rely on generic cloud storage and email attachments for sensitive documents.

For regulated industries, this creates avoidable exposure risk.

Infrastructure is no longer just an IT  choice.  It is a governance decision.

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EU-Hosted, Client-Side Encrypted Architecture

Tresorit is built on a security-first model.

  • Files are encrypted locally before upload
  • Encryption keys are not stored server-side
  • Tresorit has no technical visibility into user content
  • Data is hosted within the European Union

This architecture supports organizations that require:

  • Jurisdictional clarity
  • Reduced internal and external exposure
  • Clear EU data residency
  • Alignment with European regulatory environments

The difference is structural, not cosmetic.

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Trusted by 11,000+ organizations worldwide

Tresorit SecureCloud

The secure cloud platform for ongoing, effortless collaboration—inside and outside your organisation.
Designed for businesses and teams who require strict data privacy, regulatory compliance, and a robust, reliable structure.

Key use cases:

  • Collaborative projects with internal teams or external partners

  • Managing sensitive documents: contracts, HR files, project data, or client records

  • Controlled access for staff, clients, or third-party providers

  • Secure, flexible access to documents—wherever you work

Benefits:

  • Granular IT access control

  • Secure share links with passwords, expiry dates & watermarks

  • Data hosting in the EU or Switzerland—guaranteed no US access

  • Works on all devices: desktop, mobile, and web

Tresorit Engage

Your solution for structured, temporary collaboration with external parties—perfect for client projects, partner reviews, or secure handovers.

Key use cases:

  • Secure data rooms for external clients, advisors, or partners

  • Collecting submissions, proposals, or confidential documents

  • Review and feedback processes with transparent tracking

  • Compliant collaboration with government, legal, or international partners

Benefits:

  • No account required for external users

  • Custom-branded data rooms for your organisation

  • Automatic room deletion, expiry controls, and full audit trail

Architecture vs. Standard Cloud Models

Traditional cloud platforms typically:

  • Encrypt data in transit and at rest
  • Manage encryption keys within provider infrastructure

Security-first infrastructure differs:

  • Encryption occurs before upload
  • Keys are not managed server-side
  • Provider visibility into content is technically restricted

For organizations handling confidential data, this distinction directly influences exposure risk.

Supporting Regulated Environments

Tresorit does not replace regulatory responsibility.
It provides infrastructure aligned with secure-by-design principles.

In environments impacted by GDPR, NIS2 and DORA, infrastructure plays a role in:

  • Access control management
  • Exposure risk reduction
  • Structured documentation workflows
  • Governance and accountability

Architecture contributes to compliance readiness.

One platform, multiple benefits

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Automatic end-to-end encryption & zero-knowledge

that your employees, clients, and partners cannot bypass - bad actors will never be able to exploit.
Product-QeSign

One platform for secure storing, sharing & signing

that have been built for securing your entire document management lifecycle - without risky system switches.
Cloud-Share

Utmost security for external & internal file sharing

that helps you facilitate risk-free collaboration across your supply chain, client base, and entire organization.
Compliance-GDPR

A platform designed for compliance

that has proven to be the perfect choice for the strictest regulatory requirements - GDPR, HIPAA, TISAX, FINRA, including NIS2 & DORA.
Reaction-Sparkles

Intuitive interface & integrations

that naturally adapt to your work style while supporting secure work habits - whenever you touch on a sensitive document.
System-Switches

Strong access & sharing controls at your fingertips

that empower you to regain control over your data flow, supervise who and when can access your content, and detect suspicious events in-time.