Documentation

Security settings

Under Administration → Security you configure the security profile of the server. Security presets Standard: balanced settings for production use. Strict: sho…

Under Administration → Security you configure the security profile of the server.

Security presets

• Standard: balanced settings for production use.
• Strict: shorter session lifetimes, tighter rate limits, enforced TLS.
• Development: looser limits for test environments.

Features

• IP blocking after repeated failed attempts
• Review of login attempts
• DKIM key management
• Inspection of TLS and MTA-STS policies
• Manual runs of the audit checks

TLS

AnnexGroup supports your own TLS certificates, ACME (Let's Encrypt) and the certmagic-based TLS manager. ACME is recommended, because it renews automatically.