Nigeria, May 9 -- Microsoft has stopped its workers from using the DeepSeek app, raising concerns over where data is stored and the kind of information users might receive.

This was shared during a Senate hearing in the United States by Brad Smith, who serves as the company's president and vice chairman.

The app, which runs on both phones and computers, is not allowed on Microsoft's internal platforms or even listed in its app store.

The company said the main reason for this decision is tied to the fear that user data may end up stored in China, and that the app's replies may be shaped by the Chinese government.

DeepSeek's privacy rules state that it keeps data on servers located in China.

This means the information is subject to tha...