Microsoft is battling criminal "botnets" run from China, the Associated Press reports.
And there is a security breach in Microsoft's Internet Explorer browser, the company warns.
The ease of crowd-funding means that some entrepreneurs are struggling to provide results fast enough, according to The New York Times.
Food makers are hooking kids on mobile games, The Wall Street Journal reports.
Apple sold more than 2 million iPhone 5 smartphones in the first 24 hours it was available, Reuters reports.
Motorola has unveiled its first phone with an Intel processor, CNET reports.