rspamd
rspamd/rspamdSpam filtering and email processing framework with regex rules, statistical analysis, custom Lua plugins, and external blocklists for MTA integration.
defensive-toolsemail-securityphishing+1
2.6k
rspamd/rspamdSpam filtering and email processing framework with regex rules, statistical analysis, custom Lua plugins, and external blocklists for MTA integration.
mattkeeley/spoofyBulk domain spoofability checker using authoritative SPF and DMARC record analysis with custom, real-world tested spoof logic and optional DKIM…
apache/spamassassinOpen-source email filtering framework that detects spam and phishing using content analysis, header checks, Bayesian scoring, and DNS blocklists.
noxxi/p5-ssl-toolsPerl scripts for SSL/TLS analysis: check protocol and cipher support, verify certificates, test OCSP, and detect Heartbleed across SMTP, HTTPS, and…
0neb1n/cve-2020-1493Technical analysis and PoC details for CVE-2020-1493, a zero-click Outlook RCE triggered by malformed MS-TNEF attachments leading to remote code…
romain-deperne/cve-2026-34975Proof-of-concept and technical analysis of CRLF email header injection in Plunk's raw MIME construction, demonstrating Bcc injection and other…
roxanne_ardary/emailxposeEmailXpose is an open source AI-powered email security system that detects phishing, spam, scams, malware, and social engineering attacks. It goes…
aykhan32/cve-2026-51788Detailed CVE-2026-51788 advisory for a DoS vulnerability in cleverange_auth v0.1.10, with technical analysis, CVSS scoring, and mitigation guidance…
yass2400012/email-exploit-moniker-link-cve-2024-21413-Proof-of-concept exploit for CVE-2024-21413 using Moniker Link in HTML email to trigger SMB connection and capture netNTLMv2 hashes via Responder.…
misp/mispMISP (core software) - Open Source Threat Intelligence and Sharing Platform
retlehs/quienA better whois and domain intelligence toolkit
dev-lu/osint_toolkitOpen source platform for cyber security analysts with many features for threat intelligence and detection engineering.
cyberdefenders/email-header-analyzerE-Mail Header Analyzer
gr33nm0nk2802/mailmetaAn forensics tool to help aid in the investigation of spoofed emails based off the email headers.
0x0allenace/soc-analyst-portfolioA curated portfolio showcasing my SOC investigations, threat hunting projects, DFIR labs, detection engineering, technical blogs, and cybersecurity…
h4cknain/cve-2024-21413-microsoft-outlook-moniker-link-vulnerabilityLab write-up analyzing CVE-2024-21413 Outlook Moniker Link exploitation, NetNTLMv2 credential leakage via SMB, detection with YARA/Wireshark, and…
abc1230940/soc336-windows-ole-zero-click-rce-exploitation-detected-cve-2025-21298SOC336 - Windows OLE Zero-Click RCE Exploitation Detected (CVE-2025-21298) Walkthrough
osquery/osquerySQL powered operating system instrumentation, monitoring, and analytics.