Source
Encryption, key custody & recovery — found from sitemap — Proton Drive
Checked for Proton Drive on 1 Nov 2026
- Page
- https://proton.me/security/zero-access-encryption
- Checked
- 1 Nov 2026, 08:58 UTC
- How we may use it
- Public page, crawling permitted
Technical details
- type
- page
- http status
- 200
- content hash
- sha256:93401dfb70eabf66d497519d5b879900e1292d770a2bed33f0403f1bc6e5247f
- permission
- robots_ok
- screenshot
- Screenshot on file (internal exhibit, not published)
Cited by
Facts read from this source
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Zero access definition Report an error
“Zero-access encryption protects your data “at rest” when it’s stored in the cloud. With zero-access encryption, your data can’t be shared with third parties or leaked in the event of a data breach.”
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Key custody Report an error
“With Proton’s zero-access encryption, you control the key to your private, personal information. Only you can access it. Only you can share it.”
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Drive client side encryption Report an error
“Proton Drive secure cloud storage encrypts your files on your device before sending them to the cloud, so no one else can access them, not even Proton. But you can share files of any size with anyone using secure, shareable links.”
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Attachment encryption Report an error
“Proton Mail automatically encrypts and decrypts all your email attachments on your device just as it encrypts your emails. View your encrypted email attachments in the Proton Mail app without downloading anything to your device.”
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Calendar encryption Report an error
“With Proton Calendar, your events and contacts are encrypted, so no one but you can see your schedule. Invite someone to an event, and no one can know their identity. Calendar invites are digitally signed so those you invite can be sure they’re from you.”
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Product suite Report an error
“Get encrypted email, VPN, cloud storage, password manager, AI assistant and more.”
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Entity address Report an error
“Proton AG Route de la Galaise 32 1228 Plan-les-Ouates Geneva, Switzerland”