Tresorit is a Swiss-based encrypted file sharing and cloud storage platform for businesses, legal firms, healthcare practices, and security-conscious teams that need end-to-end encryption, compliance-ready document workflows, and granular access controls. Marketed as encrypted cloud storage for businesses, Tresorit combines zero-knowledge end-to-end encryption, password-protected and expiring share links, granular folder permissions, eSign-ready document workflows, GDPR and HIPAA compliance, integrations with Microsoft 365, Outlook, and Gmail, and Swiss-jurisdiction data hosting. Tresorit is a strong fit for legal firms protecting privileged client documents, healthcare and biotech teams handling regulated data, and accounting practices that need encrypted cloud storage as their main file vault.