Surprise, surprise, all websites are not safe places to even surf, much less enter lots of personal information--one very good reason to stick to trusted websites/scholarship services. If you decide to get adventurous and strike out on your own, here are a couple of great articles to take a quick look at before you start clicking. Basically, if someone offers you something you haven't applied for, offers you guarantees for a fee, or says they will do all of the applying for you...well, you know what they say: "if it looks to good to be true, it probably is."
Scholarships.com Scholarship Scams: Things to look out for
Fastweb Scholarship Scam Red Flags
FinAid Scholarship Scams