Sublime Core Feed

This repo contains open-source Rules for Sublime, a free and open platform for detecting and preventing email attacks like BEC, malware, and credential phishing.

Sublime Security
Last updated Apr 24th, 2026
Feed Source
GitHub
Tactic or Technique is
Rule Name & Severity
Author
Last Updated
Labels
Observed IOC: Malicious sender domains
Sublime Security
10h ago
Apr 24th, 2026
BEC/Fraud
Credential Phishing
Malware/Ransomware
Impersonation: Domain
Social engineering
Sender analysis
Header analysis
Observed IOC: Malicious sender root domains
Sublime Security
10h ago
Apr 24th, 2026
BEC/Fraud
Credential Phishing
Malware/Ransomware
Impersonation: Domain
Social engineering
Sender analysis
Header analysis
2 Rules