Transparent SSL/TLS interception
翻译 - 透明的SSL / TLS拦截
An Internet scale, blazing fast SSL/TLS scanner ( non-blocking, event-driven )
Scan domains and return data based on trustworthy email best practices
Internet standards compliance test suite
proxy poc implementation of STARTTLS stripping attacks
The highly customizable ruby SMTP-Server and SMTP-Service library with builtin support for AUTH and SSL/STARTTLS, 8BITMIME and SMTPUTF8, IPv4 and IPv6 and additional features.
📩 Template to host an MTA Strict Transport Security (MTA-STS) policy on GitHub Pages.
🛠️ Proof-of-concept code for Heartbleed a.k.a. CVE2014-0160 with STARTTLS support for various protocols
A minimalist client for sending mail direct to recipient's MX
#安全#'DANE for SMTP' wiki
Check expiry dates of local and remote SSL certificates
TLSAudit is a utility for auditing TLS (including SSL and STARTTLS) security settings.
Small Python Script for Testing TLS/SSL Functionality of Mail Server
An E-Mail Interface for Nerds
SMTP pure PHP Mail Daemon (!!! Alpha project !!!)
Send mails via REST API
This is a tutorial to make your own interactive app that sends emails.
Modular SMTP Daemon Framework - toolkit for building email servers