AT&T accidentally exposed a whole bunch of iPad customers’ email addresses. The leak isn’t so much about the exposed email addresses as it is about data security in general. It’s possible that your email address has been ripped and sold, but it’s unlikely it’s been hacked. The only lesson you could really glean from this is to trust no one, which isn’t very useful at all, ha ha! Ugh, this is why you saw a massive upswing in spam right after buying your iPad, well.”]
Source: https://gizmodo.com/should-i-worry-about-the-apple-ipad-at-t-security-bre-5559586