Secure email, secure VPN and secure cloud storage — Privacy by design

Why choose secure email, secure VPN and secure cloud storage?

Generic privacy keywords like "secure email", "secure vpn" and "secure cloud storage" describe the protection users search for. Proton provides an integrated privacy stack built in Switzerland with open-source clients and strong encryption. Unlike ad-driven services, Proton does not monetize your data.

Swiss jurisdiction, transparent practices and independent audits make Proton a reliable choice. The tools integrate so you can move from secure email to encrypted file storage and private browsing without losing control of your data.

ProtonVPN — secure VPN for privacy

ProtonVPN uses AES-256 and a strict no-logs policy. Secure Core routes traffic through high-privacy countries. VPN Accelerator improves speed. Use ProtonVPN to keep browsing private on public Wi-Fi and to access region-locked content securely.

Proton Mail — secure email

Proton Mail offers end-to-end encryption and zero-access architecture. Messages are encrypted on your device before they reach Proton servers. That provides real secure email functionality without complicated setup.

Proton Drive — secure cloud storage

Proton Drive encrypts files client-side ensuring only you hold the keys. Share data with expiration and password-protected links. Drive integrates with Mail for secure large-attachment handling.

Proton Pass & Proton Calendar

Proton Pass secures passwords and sensitive notes behind end-to-end encryption. Proton Calendar keeps your schedule private and supports encrypted invitations and reminders.

Proton Lumo AI — privacy-preserving AI

Proton Lumo AI provides intelligent assistance while minimizing data retention. It is designed to help without exposing your personal data or training models on user content that can be linked back to you.