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 Jul 25th, 2026

Feed Source

GitHub

Detection Method is

Rule Name & Severity	Author	Last Updated	Labels
VIP impersonation with charitable donation fraud	Sublime Security	1mo ago Jun 5th, 2026	BEC/Fraud Impersonation: Employee Impersonation: VIP Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis
VIP impersonation with invoicing request	Sublime Security	2y ago Apr 23rd, 2024	BEC/Fraud Impersonation: VIP Content analysis Header analysis Natural Language Understanding
VIP impersonation with urgent request (strict match, untrusted sender)	Sublime Security	4mo ago Mar 25th, 2026	BEC/Fraud Impersonation: VIP Social engineering Content analysis Content analysis Natural Language Understanding Sender analysis
VIP impersonation with w2 request with reply-to mismatch	Sublime Security	4mo ago Mar 12th, 2026	BEC/Fraud Impersonation: VIP Content analysis Header analysis Natural Language Understanding
Xero infrastructure abuse	Sublime Security	8mo ago Nov 3rd, 2025	Credential Phishing Evasion Social engineering Content analysis Header analysis Natural Language Understanding URL analysis
Xero invoice abuse	Sublime Security	7mo ago Dec 17th, 2025	BEC/Fraud Credential Phishing Impersonation: Brand Impersonation: Employee Social engineering Natural Language Understanding Content analysis Sender analysis
X (Twitter) impersonation with credential phishing motives	Sublime Security	2mo ago May 15th, 2026	Credential Phishing Impersonation: Brand Social engineering Computer Vision File analysis Header analysis Optical Character Recognition Natural Language Understanding Sender analysis
Zoom Events newsletter abuse	Sublime Security	18d ago Jul 8th, 2026	Credential Phishing Free file host Free subdomain host Social engineering Impersonation: Brand Header analysis HTML analysis Natural Language Understanding URL analysis

258 Rules

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