A curated collection of companies that have publicly disclosed adversary tactics, techniques, and procedures (TTPs) following security breaches. The resource provides structured information about various security incidents, including breach dates, identified adversaries, and source documentation. The collection serves as a reference for security professionals analyzing real-world attack patterns and methodologies used by threat actors. It includes data from notable organizations such as Microsoft, Cloudflare, Boeing, and other major companies that have experienced measurable security incidents. Each entry in the collection documents the specific tactics and techniques employed during the breach, providing insights into adversary behavior and attack vectors. The information is sourced from official breach reports, security advisories, and public disclosures made by the affected organizations. This resource supports threat intelligence analysis, incident response planning, and security research by offering documented examples of actual attack scenarios and their associated TTPs.