"Year 2010 was the year of the vulnerability. And 2011 only promises the worse," predicts Alexander Gostev, head of Kaspersky Lab's global research & analysis team.
"During 2011, critical infrastructure and industrial establishments will increasingly come under attack and service providers will respond, but governments will be slow to react," says Shantanu Ghosh, vice-president, India operations at Symantec, which sells Norton's anti-virus products.