Email Privacy References
Standards, audits, and primers we rely on when writing about encrypted email and metadata privacy.
Standards & Specs
- RFC 9580 — OpenPGP
Current OpenPGP spec, replacing RFC 4880. Adds modern AEAD modes and curve25519 keys.
IETF #standard - RFC 8461 — MTA-STSIETF #standard
- RFC 7489 — DMARCIETF #standard
- Web Key Directory I-DIETF #standard
Provider Documentation
- Proton Mail Security ModelProton #documentation
- Tutanota Encryption WhitepaperTutanota #documentation
Reading & Primers
- Privacy Guides — Email ServicesPrivacy Guides #guide
- EFF — Surveillance Self-Defense: EmailEFF #guide