After trying to install an application on my iPhone 4, I just saw this popup for the first time:
Security Info Required
To help ensure the security of your Apple ID, you must confirm your password and answer your security questions.
[Cancel] [Security Info]
Why is this dialog popping up?
Does it happen randomly? Or is it because I connected to a new Wi-Fi hotspot, and the App Store has never seen this IP address before? Or could it be because someone tried logging in with my account several times and failed?
Best Answer
This appears to be a recent change to how purchasing functions, added for increased security. According to TheNextWeb, via MacRumors: