o365recon vs RunSybil: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros and cons, compared head to head.
o365recon is a free penetration testing tool. RunSybil is a commercial penetration testing tool by RunSybil. Compare features, ratings, integrations, and community reviews side by side to find the best penetration testing fit for your security stack. Independent and vendor-neutral: our scores and rankings are earned, never bought — sponsored placement is always labeled.
CST VerdictShort answer
Penetration testers and red teamers running Office 365 assessments need o365recon because it pulls user enumeration, tenant configuration, and permission mappings from Azure AD using valid credentials, giving you reconnaissance data in minutes instead of hours of manual API queries. The tool's 731 GitHub stars and active maintenance reflect real adoption in offensive security workflows. Skip this if you're looking for unauthenticated reconnaissance or cloud infrastructure scanning beyond Microsoft's identity stack; o365recon assumes you already have compromised or test credentials and focuses narrowly on what those credentials expose. Mid-market and enterprise security teams managing sprawling cloud infrastructure will see immediate value in RunSybil's automated attack surface discovery, which eliminates the manual asset enumeration that leaves blind spots in hybrid environments. The platform's AI-powered vulnerability testing with verified findings reduces false positives that plague traditional scanners, cutting triage time for overworked teams. This is not the right fit if your priority is threat detection and response; RunSybil prioritizes asset visibility and validation over post-compromise monitoring, so pair it with a separate detection layer rather than expecting it to replace one.
Based on our analysis of core features, company size fit, deployment model, here is our conclusion:
