Microsoft

According to Microsoft, the group is targeting technology companies that resell and provide cloud services and has been using phishing and password spray to gain entry to targeted networks.

The Defense Department canceled its $10 billion cloud contract called JEDI, planning instead to hire multiple vendors. Amazon sued after its loss to Microsoft, seeking to depose Donald Trump.

All three companies say they intend to abide by local health protocols and safety guidelines as limited numbers of employees will be allowed to return to headquarters.

Microsoft previously said it was among thousands of companies that discovered malware on its systems. But now it is revealing the attack allowed hackers to access its closely guarded source code.

Most of the Microsoft customers hit by the hack were in the U.S., but the rest were elsewhere in North America and in Europe and the Middle East.

The deal is set to be one of the largest ever acquisitions in the video game industry. Once the deal is finalized, Microsoft will own popular franchises such as Wolfenstein, Quake, and DOOM.

Walmart cited a potential boost from TikTok to its online presence, including the giant retailer's efforts to grow online advertising and a marketplace for third-party sellers.

In its first public acknowledgement of a deal that could be worth in the billions of dollars, Microsoft said it is continuing talks with TikTok about a potential takeover of the hugely popular app.

The president's announcement comes as Microsoft is in talks to acquire the app, which is owned by ByteDance, a Chinese company.