iPhone beats Samsung's multiple models in 4Q 2011, say research firms
But new botnet-building malware illustrates 'incredibly frustrating' job of destroying criminal infrastructure, adds Symantec
'We had some fun this week,' says Microsoft's chief marketing exec
Federal security agency touts sandbox, silent update as features that keep citizens safer online
Claims 40% reduction in malicious app downloads in second half of 2011
Machines will be cut off from the Web next month, say experts
Claims its DNS network wasn't breached, but mum on whether SSL certificates were compromised
But some users report every app crashes after 10.7.3 is installed
Now agrees with rival that apps use aggressive ad network code, declines to label them 'adware'
Offers free upgrades to customers running older editions as one rival swoops in with special pricing
