Fullstack, security focused, personal mail server based on OpenSMTPD for OpenBSD

Command line utility and a Node.js library for email authentication

Daemon which provides TLS client policy for Postfix via socketmap, according to domain MTA-STS policy

DMARC & SMTP-TLS Reports processor and visualizer and BIMI file hoster

📩 Template to host an MTA Strict Transport Security (MTA-STS) policy on GitHub Pages.

Another utility to analyze state of deployment of security-related email protocols.

Perl script designed to be used by Exim MTA for MTA-STS compliance.

A PowerShell module to test and explain all facets of a domain's email records.

Stupid. Simple. TLS Report monitoring. Intended to be used with MTA-STS or DANE, for simplified reporting.

Template repository for hosting MTA-STS (.well-known/mta-sts.txt) on GitHub Pages.

MX, SPF, DKIM and DMARC records with MTA-STS policy for email hosted by Fastmail

Receive MTA-STS reports over https and export Prometheus metrics

MTA-STS DNS records and policy worker

A serverless solution to host mta-sts.txt with GitHub via Netlify, and deploy your policy in DNS

Terraform module to configure various email related DNS records on Cloudflare.

Microservice for generating a page with MTA-STS settings.

This is a template for hosting a mta-sts.txt file using GitHub Pages

Increase Gmail security by turning on MTA Strict Transport Security (MTA-STS) for your domain. MTA-STS improves Gmail security by requiring authentication checks and encryption for email sent to your domain. Use Transport Layer Security (TLS) reporting to get information about external server connections to your domain.

SMTP MTA Strict Transport Security (RFC 8461) policy served through GitHub pages.