You know you need to secure your phone from all intruders. iPhones especially are attractive to criminals, so Apple itself updates software constantly to lock you down.
A recent update, however, may have left you vulnerable to snoops.
Your iPhone uses data encryption to protect your email attachments, but a security expert says Apple iOS 7.0.4 didn't include this security feature. Instead, Andreas Kurtz found that the attachements were being stored unencrypted.
Apple was notified of the flaw, which it acknowledged. But it didn't say when it will patch it.
Don't wait for Apple. Here are 7 essential steps to secure your smartphone.