Halberd: The Open-Source Tool Democratizing Multi-Cloud Security Testing by Arpan Sarkar

**Halberd** is an open-source, web-based multi-cloud security testing tool that streamlines assessment of Entra ID, M365, Azure, and AWS via a unified interface, Automator-driven attack playbooks, and centralized access management, producing detailed, executive-ready reports. The piece highlights 80+ techniques across tactics like initial access, privilege escalation, data exfiltration, and persistence, and demonstrates a realistic multi-stage attack simulation to help teams validate defenses and incident response without full red-team overhead.