Smartphones are big business. The Wall Street Journal estimates that almost 160 million smartphones were sold last year, surpassing the number of laptop PCs sold in the same period. That’s a huge opportunity for those who make smartphones or sell service. And it’s a huge target for those who would hack your smartphone.

Since 2007, Kaspersky Labs has been introducing its mobile security offerings at the Mobile World Congress in Barcelona. And as Eugene Kaspersky, co-founder and CEO of Kaspersky Labs, tells TODAY in an interview, people’s perception of mobile security has changed dramatically over the years.