
spamassassin
Open-source email filtering framework that detects spam and phishing using content analysis, header checks, Bayesian scoring, and DNS blocklists.

Open-source email filtering framework that detects spam and phishing using content analysis, header checks, Bayesian scoring, and DNS blocklists.

Real-time malicious traffic detection system using public blacklists, static malware trails, and heuristic analysis to identify threats across DNS,…

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

Spam filtering and email processing framework with regex rules, statistical analysis, custom Lua plugins, and external blocklists for MTA integration.

Scalable threat intelligence platform that enriches observables and files using 200+ analyzers, with built-in GUI, REST API, and automated workflows…


Automation to assess the state of your M365 tenant against CISA's baselines

EmailXpose is an open source AI-powered email security system that detects phishing, spam, scams, malware, and social engineering attacks. It goes…

Automated pipeline that resolves Swiss municipality domains, scrapes websites for email addresses, and classifies email providers via MX, SPF, DKIM,…

Lab write-up analyzing CVE-2024-21413 Outlook Moniker Link exploitation, NetNTLMv2 credential leakage via SMB, detection with YARA/Wireshark, and…

Real-time cloud-native runtime security agent for Linux that monitors syscalls and container/Kubernetes metadata to detect anomalous behavior and…

A security research tool for simulating targeted phishing campaigns using CVE-2024-21413 (Moniker Link).

Fork of laravel/framework 10.50.2 with CVE-2026-48019 (CRLF injection in default email rule) backported into ValidatesAttributes::validateEmail.…

Educational guide on CVE-2024-21413, the Outlook zero-click Moniker Link vulnerability, covering attack flow, NTLM credential capture, detection with…

Python email address and Mime parsing library

Open source tooling to stop ICS phishing (malicious calendar invites)

A script that helps you understand why your E-Mail ended up in Spam

Open-source offensive security platform for conducting phishing campaigns that weaponizes iCalendar automatic event processing.