A Python package and CLI for parsing aggregate and forensic DMARC reports
SMTP (email) server with a focus on simplicity, security, and ease of operation [mirror]
Spoofy is a program that checks if a list of domains can be spoofed based on SPF and DMARC records.
Sublime rules for email attack detection, prevention, and threat hunting.
A free and open platform for detecting and preventing email attacks like BEC, malware, and credential phishing. Gain visibility and control, hunt for advanced threats, collaborate with the community, and write detections-as-code.
Scan domains and return data based on trustworthy email best practices
🛡️ A lightweight, self-hosted DMARC report parser with a beautiful Vue.js dashboard. Single-binary deployment with IMAP integration, SQLite storage, and RFC 7489 compliance. Built with Go and Vue 3 - no external dependencies required.
An forensics tool to help aid in the investigation of spoofed emails based off the email headers.
Hermes Secure Email Gateway is a Free Open Source Secure Email Gateway and Email Server
Vigilyx is a Rust-powered email security analysis platform/Gateway for passive traffic monitoring and inline MTA inspection, with threat detection, alerting, and audit workflows.
Entropy-based link vulnerability analysis tool for campaign and email URLs.
A curated list of awesome resources related to enhancing your Enterprise Email Security
Complete System Hardening Suite 2026 🛡️ Advanced Antivirus & Network Security
The DNS Hunt will make your life easier, and of course faster.
MCP server with 55 security intelligence tools — CVE/KEV, MITRE ATLAS+D3FEND, Sigma detection rules, email security posture (SPF/DMARC), domain & web intel, threat intel.
URL / IP / Email defanging with Javascript. Make IoC harmless.
Command-line tool to detect email spoofing vulnerabilities by analyzing SPF and DMARC DNS records. Supports single and bulk domain checks with multiple output formats.
URL / IP / Email defanging with Golang. Make IoC harmless.
EmailSecCheck is a lightweight Python utility used to check for common SPF/DMARC misconfigurations that may allow for email spoofing.
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