Unverified50% confidenceFactExact time
Proton Mail (Pmail) is Proton's best-known end-to-end encrypted email service; the server cannot read plaintext emails, and user keys are kept locally.
1
Sources
50%
Confidence
Long-term
Relevance
10/31/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedMainstream encrypted email services such as ProtonMail and Tutanota are mostly hosted services where data, though encrypted, is still stored on the service provider's servers, whereas Hansel's self-hosted positioning shifts control to the user's side.74% similarUnverifiedProtonMail（现更名为 Proton）是知名的加密邮件服务，总部位于瑞士，已拓展为包含 Proton Drive、Proton Calendar、Proton VPN 的完整生态73% similarUnverifiedFor highly sensitive email communications, a safer alternative is to use end-to-end encrypted email services such as ProtonMail or Tutanota.69% similarUnverifiedMailinator 是2003年上线的中心化临时邮箱网站，其局限在于所有人共享同一邮箱域名，无隐私可言68% similarVerifiedMost mainstream email service providers use server-side encryption (encryption at rest), where emails are encrypted but the provider holds the decryption keys and can read the plaintext of emails at any time.64% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1119998API
curl https://kongchang.com/api/v1/knowledge/claims/1119998MCP
get_claim(id=1119998)