Verified65% confidenceTradeoffExact time
Mainstream 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.
3
Sources
65%
Confidence
Long-term
Relevance
8/22/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedMost 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.75% 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70% similarUnverifiedTLS encryption only protects the link over which emails are transmitted between servers; once an email reaches a server it is decrypted and stored in plaintext, and email service providers can still read its contents.67% similarUnverifiedProtonMail chose Switzerland as its headquarters location, and Tutanota chose Germany, based on the more robust privacy legal environments of these countries.62% similarVerifiedDKIM通过非对称加密为邮件头部添加数字签名，验证邮件在传输过程中未被篡改62% similar
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