Interest in Android OS will continue to rise among mobile virus writers, whose efforts will be focused primarily on creating malicious programs that target this specific platform.

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Despite this year's high-profile virus attacks, mobile network operators have done little to address such security concerns - good news for Siilasmaa, who has already scored network clients like Finland's Sonera and I.

CNN: Virus protection coming for wireless users

Mobile anti-virus software is a great way to ensure the safety of your smartphone, especially now, when iPhones, Androids and BlackBerrys are used for much more than just making calls.

MSN: Fake Android Anti-Virus Records Calls, Steals Info

Leverage firewalls, virtual private networks, anti-virus and anti-spam software and secure mobile solutions to secure network access and mobile devices.

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Av-Test recommended choosing Android anti-virus software from this list, and considering mobile security solutions that offer backup and anti-theft protection as well.

MSN: Most Android anti-virus products don't work, tests find

While the majority of his fortune comes from Xiaomi, he also owns minority stakes in a number of Chinese online enterprises, including Hong Kong-listed anti-virus firm Kingsoft, private e-commerce companies Vancl and Lakala, mobile browser provider UC Web, and YY, which hit the Nasdaq exchange last Wednesday.

FORBES: Chinese Billionaire Lei Jun Sees Hundred-fold Return After YY IPO