Apple today released the first update to the iPhone 3.0 software to address an SMS vulnerability that threatened the security of your iPhone. From Apple:
We appreciate the information provided to us about SMS vulnerabilities which affect several mobile phone platforms. This morning, less than 24 hours after a demonstration of this exploit, we've issued a free software update that eliminates the vulnerability from the iPhone. Contrary to what's been reported, no one has been able to take control of the iPhone to gain access to personal information using this exploit.
So plug in your phone, fire up iTunes, and click Check for Update to get the latest and greatest. [via Gizmodo]