Microsoft gobbles up AV ground

Microsoft Security Essentials may not have done well in recent independent tests, but it's now the global leader in security suite market share for the first time since it debuted in 2009, says Opswat's latest study.

Opswat gauges usage by looking at the software installed on computers running their AppRemover program. The data came from more than 150,000 computers.

When asked about the differences between Opswat's numbers and research and analysis firm NPD, Opswat marketing manager Elisse Lockhart wrote in an e-mail, "Our data looks at all applications installed on machines and aggregates various versions … Read more

Microsoft's Essentials bet pays off

While Avast dominates worldwide security suite usage, and Symantec leads in North America, Microsoft Security Essentials is rising fast, says a new study by OPSWAT, a software development tool and data service company in San Francisco.

OPSWAT's numbers confirm that free suites drive personal computer security, not surprising given the non-existent cost. From March 2011 to February 2012, Avast, AVG, Avira, and Microsoft combined for nearly half of the worldwide security suite market. While it's true that Avast, AVG, and Avira all have paid upgrades, and those companies won't reveal how many people use their free versus … Read more