Microsoft's cybersecurity strategy includes a Cybersecurity Governance Council and Deputy Chief Information Security Officers (CISOs) focusing on risk management, compliance, and operational security. Key figures Igor Sakhnov, Mark Russinovich, and Yonatan Zunger lead initiatives in identity security, Azure security, and AI safety. They stress the importance of integrating security into innovation, assume that breaches will happen, and highlight misconceptions about perfect solutions in cybersecurity. Their leadership showcases a commitment to building resilient systems that involve collaboration across the company's tech landscape.