The protection of this kind of service is very limited. You can protect yourself with a little effort of yourself. Get a free credit report every year and apply for security freeze with credit report company Experian, Equifax and TransUnion. You can also apply to ban your creditors to access your credit record. Be careful when you use your legal name, driver license number and social security number. Be careful when you discard your document or any paper with your driver license number or social security number on it.