The spread of malicious software that can harm computers and open gateways for hackers and identity thieves is on the rise according toMicrosoft (NSDQ: MSFT).
The amount of so-called malware and other unwanted software found on computers rose 43% in the first half of the year, the company said Monday. More than 90% of the vulnerabilities affected applications, while only about 10% impacted operating systems, according to Microsoft, which released the data in its Security Intelligence Report.

