Core Security Cobalt Strike vs Social-Engineer Toolkit (SET): side-by-side comparison (2026)

Core Security Cobalt Strike: Post-exploitation threat emulation platform for red team operations. Built by Core Security.

Social-Engineer Toolkit (SET): An open-source penetration testing framework for social engineering with custom attack vectors.

The table above shows where their features, integrations, deployment and company size fit differ.

Core Security Cobalt Strike is made by Core Security. Social-Engineer Toolkit (SET) is open-source with 12,355 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

In part. Core Security Cobalt Strike and Social-Engineer Toolkit (SET) are not in the same category on CybersecTools. Key differences: Core Security Cobalt Strike is Commercial while Social-Engineer Toolkit (SET) is Free, Social-Engineer Toolkit (SET) is open-source. Use the table above to see where features, deployment and company size fit differ.