CyCognito Active Security Testing vs OneFuzz: side-by-side comparison (2026)

CyCognito Active Security Testing: Automated active security testing platform for external attack surfaces. Built by CyCognito.

OneFuzz: OneFuzz is a self-hosted Fuzzing-As-A-Service platform developed by Microsoft that enables continuous developer-driven security testing through automated fuzzing capabilities.

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

CyCognito Active Security Testing is made by CyCognito. OneFuzz is open-source with 2,830 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. CyCognito Active Security Testing and OneFuzz are both Security Scanning products. Key differences: CyCognito Active Security Testing is Commercial while OneFuzz is Free, OneFuzz is open-source. Use the table above to see where features, deployment and company size fit differ.