
smtp_userenum
Python script for enumerating SMTP users by leveraging VRFY and EXPN commands to identify valid email accounts on a target mail server.

Python script for enumerating SMTP users by leveraging VRFY and EXPN commands to identify valid email accounts on a target mail server.

Research repository for CVE-2026-76461, a critical SQL injection in Cisco Secure Email Gateway leading to root RCE, with detection rules, mitigation…

Defensive detection kit for CVE-2026-76461, a critical SQL injection in Cisco Secure Email Gateway, with Sigma and YARA rules, IOCs, and remediation…

SECMON is a web-based tool for the automation of infosec watching and vulnerability management with a web interface.


Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server…

Open Cyber Threat Intelligence Platform

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

A temporary email right from your terminal written in POSIX sh

ThePhish: an automated phishing email analysis tool

Orbis is an full spectrum automated external attack surface intelligent toolkit.

E-Mail Header Analyzer

An open-source Secure Email Gateway (SEG) evaluation toolkit designed for red-teamers.

True P2P Email on top of Yggdrasil Network for Android

290+ Automated checks across 14 compliance frameworks, interactive HTML report, no data leaves your machine.

IP-Biter: The Hacker-friendly E-Mail (but not only) Tracking Framework


Simple PoC of the CVE-2023-23397 vulnerability with the payload sent by email.