Companies should take extra steps to secure their source code from the type of targeted attacks that hit Google, Adobe, Intel and others over the past few months.

Microsoft's Internet Explorer could inadvertently allow a hacker to read files on a person's computer, another problem for the company just days after a serious vulnerability received an emergency patch.

Kaspersky Lab may not be a household name in the United States, but in some parts of the world, it's the most popular consumer antivirus software. In China the company boasts 100 million users, and the software is also popular in Germany, and, of course, Russia, where Kaspersky got its start in 1997.