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dane email

Email Settings

SSL/TLS for Email: Setup, Certificates, MTA-STS, DANE and TLS-RPT (2026)

Alaa 12 July 2026

Configure TLS/SSL for email at both layers: client submission (ports 587 STARTTLS or 465 Implicit TLS) and MTA-to-MTA transport (port 25 STARTTLS with MTA-STS enforcement). Covers TLS 1.2/1.3, ...