PM me if you want to know specific concerns. I won't respond to someone who just signed up and has no history but for established members I will.
The security-conscious among us have given this thread a gold star! Thanking them is a good excuse to bump it, as we should all be vigilant about our security, of course.
A friend mentioned to me and it's worth passing on: The only thing that should be done with an old hobby phone is to destroy it, not trade it in or pass it on to someone else. I had an old one I smashed to bits with a hammer just last week...