Apple
is to bolster iCloud security after intimate pictures of celebrities were
stolen and published online, chief executive Tim Cook has said.
Alerts
sent to users will now include one when data is restored to a new device, Mr
Cook told the Wall Street Journal.
iCloud
accounts may been broken into when hackers correctly guessed passwords or
through phishing, he said.
But
Apple's security had not been breached.
The
company already
