According to Satya Nadella, Microsoft has introduced a new open source benchmarking tool designed to measure the effectiveness of AI systems in cybersecurity using real-world scenarios (source: Microsoft Security Blog, 2025-10-14). This tool aims to provide standardized metrics for evaluating how well AI can reason and respond to sophisticated cyberattacks, enabling organizations to assess and improve their AI-driven defense strategies. The launch supports enterprise adoption of AI in cybersecurity by offering transparent, reproducible benchmarks, fostering greater trust and accelerating innovation in the sector.