Microsoft Corporation Data Breach Investigation

Turke & Strauss LLP, a leading data breach law firm, is investigating Microsoft Corporation regarding its recent data breach. The Microsoft data breach involved sensitive personal information belonging to an undetermined number of individuals.


Microsoft is a multinational software development and technology company based in Washington. Founded in 1975, Microsoft is one of the largest technology companies in the world, specializing in the development of software products such as operating systems, applications, AI, videogames, cloud computing platforms, and more. Additionally, Microsoft offers a variety of hardware products, including computers, tablets, gaming consoles, virtual reality headsets, and smartphones. Headquartered in Redmond, Washington, Microsoft operates in 190 countries and employs over 200,000 individuals.


On January 12, 2024, Microsoft discovered that it had experienced a data breach in which sensitive personal information in its systems may have been accessed and acquired. Through its ongoing investigation, Microsoft determined that an unauthorized party may have accessed and exfiltrated this sensitive information through a small percentage of employee email accounts beginning in late November 2023. On January 17, 2024, Microsoft reported the data breach in its Form 8-K filing with the United States Securities and Exchange Commission.

If you believe you have been impacted by the Microsoft Corporation data breach:

We would like to speak with you about your rights and potential legal remedies in response to this data breach. Please fill out the form, below, or contact us at (608) 237-1775 or

If you were impacted by the Microsoft data breach, you may consider taking the following steps to protect your personal information.

  1. Carefully review the breach notice and retain a copy;
  2. Regularly review account statements for signs of fraud or unauthorized activity;
  3. Monitor credit reports for signs of identity theft; and
  4. Contact a credit bureau(s) to request a temporary fraud alert.

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