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The ultimate way to stay safe in the cloud

Work with your team without worrying about hacker attacks, misplaced emails, or lost devices.

No risk. Cancel anytime.

1000+ hackers failed to hack Tresorit

Work with your team securely, wherever you are

Work with your team securely, wherever you are

Collaborate across offices or on the road. Zero-knowledge access from any browser, desktop, Android, iOS, Blackberry and Windows Phone device.

Send confidential files easily

Send confidential files easily, "unsend" them if you need to

More than 30% of employees have sent email to the wrong person. Email attachments can't be "unsent," putting your sensitive files at risk. With Tresorit, revoking access only takes a click.

Rest easy knowing your team keeps business data safe

Rest easy knowing your team keeps business data safe

Employee error is the #1 cause of data breaches, but you won't have to worry about mistakes. Prevent access from mobile devices. Limit certain files to office desktops. Suspend any team member's access with a click.

Plenty of people want to steal your data. Don't let them.

Hackers, scammers, careless or malicious employees, and government agencies can all compromise your confidential files. Tresorit keeps unauthorized eyes off your files. To prove this, we offered a bounty to any hacker who cracks our security. Experts from MIT, Stanford and 240 other institutions tried. No one succeeded.









Bullet-proof security for your files. Tested by 1000+ hackers.


Data is encrypted before it leaves your device. Only you and those who you share with can access your data.

Swiss privacy

You are protected from surveillance and data requests by renowned Swiss privacy law. Datacenters are located in the European Union.

Digital rights management

Access to any Office document can be modified or revoked in an instant, even if a file was downloaded to a device.

Proven security

1000+ hackers, including experts from MIT and Stanford tried to break our security for $50,000. No one succeeded.


Tresorit security is fully HIPAA and FERPA compliant. Datacenters meet ISO27001:2013 standards and comply with a host of other certifications.

Learn why even our admins can't see your data

10,000+ teams and businesses work securely with Tresorit

With Tresorit, files can no longer be accessed and distributed after an M&A transaction is over. Switching from Dropbox was simple.

Robert Frodsham
Robert Frodsham,
Little Venice Partners

Clients were frustrated with encrypted email. Sharing with Tresorit is easy. Our clients appreciate the security, and we won't get fined.

Guy Applebee
Guy Applebee,
Alpha Independent Mortgages

Attorneys don’t need to struggle with mobile VPN anymore. Tresorit lets them work on a tablet or phone when they’re with clients.

Gregory Gulliver
Gregory Gulliver,
Apogee Law Group

Ready to start working securely?

No risk. Cancel anytime.

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“More than 1,000 hackers, including MIT, Stanford and Harvard have failed to break in”