In iOS 6, the default configuration allowed anyone to send texts (and I think emails) from your accounts by dictating them to Siri through the lock screen. No

In iOS 6, the default configuration allowed anyone to send texts (and I think emails) from your accounts by dictating them to Siri through the lock screen. No one seemed to think this was a big deal, but there was certainly potential for abuse. Security of incoming texts is more important, but being able to send a fraudulent iMessage is definitely a problem for kids who like messing with each other's emotions...