Verified65% confidenceFactExact time
Most 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.
3
Sources
65%
Confidence
Long-term
Relevance
8/22/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedTLS 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.79% similarVerifiedMainstream 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.75% similarUnverifiedFor highly sensitive email communications, a safer alternative is to use end-to-end encrypted email services such as ProtonMail or Tutanota.73% similarUnverifiedKeyboards inherently have access to all text entered by users, including passwords, private messages, and payment information, making privacy an unavoidable sensitive point for the input method category.71% similarUnverifiedAfter end-to-end encryption, email content is invisible to servers, which affects functions such as full-text search, spam filtering, and content auditing.71% similar
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