If you read the story, he's actually plugging his wares too. But he says Android and Symbian will be a bigger target for hackers than the iPhone, as it will become more popular. Interesting, as Apple fanboys often say Macs don't get viruses - ie does the same logic apply to their smartphones.
Kaspersky is quite wacky. He wants a database of smartphone owners
"because smartphones are already becoming devices in which people store and organise their whole lives, Kaspersky believes the time has come for a database of smartphone owners. Much like gun ownership, Kaspersky outlined, smartphone owners would need to register their handsets. The handsets themselves would have a unique identifier code associating the handset with the owner. Access to the handset would be controlled by a PIN code or even a biometric fingerprint reader."