[Spooky23]

Simple: We will not reveal any details regarding your identity unless we are compelled to do so by law.

Once you decide to be the arbiter of what constitutes abuse or foul language, you're embarking on a trip down the rabbit hole.

[happiily]

Thanks a lot.

[rpicard]

Is it necessary to associate feedback with the user's email address after you've confirmed their identity?

If you don't associate their information with the feedback, I think users would be a lot more confident in your promise of privacy. You can't reveal what you don't have.