10 most common ways hackers access corporate computer systems.

Hacking is often called the biggest danger to the economic security of the United States and the world.

So how do hackers get in the door? Alperovitch, who once worked for McAfee and is now the co-founder and CTO of the cyber security firm CrowdStrike, compiled a list for CNBC.com.

Email Social Engineering/Spear Phishing

How to fix Microsoft.

Microsoft recently revamped their corporate logo for the first time in 25 years.

There's nothing broken about being the fourth-most valuable company in the world, which is exactly what Microsoft is today. That same company, however, is valued at half what it was 10 years ago. It's not exactly thriving, either.

New computers installed with pre-infected viruses.

Cybercriminals have opened a new front in their battle to infect computers with malware - PC production lines.

Shortest-ever laser pulses produced.

The quest for the shortest pulse has been ongoing since the laser's invention 

Researchers in the US have produced the shortest-ever laser pulses: just 67 billionths of a billionth of a second.