Microsoft Detects Nation-State Cybersecurity Incident Affecting Senior Leadership

Details

The company removed the threat actor's access and is investigating the incident's impact, having notified law enforcement and relevant regulatory authorities. Microsoft also posted a blog on January 19, 2024, regarding the incident, which is furnished as Exhibit 99.1. As of the filing date, the incident has not had a material impact on the company's operations.

Items reported

Exhibits (1)

About Microsoft Corp.

Microsoft Corp. is a multinational technology corporation that develops, licenses, and supports a diverse range of software products, services, and hardware. At the forefront of its offerings is the Windows operating system, a fundamental platform for personal computing used globally. The company also provides productivity software, such as Microsoft Office, which includes widely utilized applications like Word, Excel, and PowerPoint. Microsoft’s Azure cloud platform plays a significant role in the competitive cloud computing market, providing infrastructure, platforms, and services for businesses of all sizes. Additionally, Microsoft's involvement extends to gaming with its Xbox gaming consoles and a suite of gaming software and online services. Microsoft operates globally, serving individual consumers, small to medium-sized enterprises, and large corporations with enterprise-level solutions. Established in 1975 and headquartered in Redmond, Washington, Microsoft Corp. continues to influence software, cloud technology, and gaming industries, contributing significantly to technological advancements worldwide.