Places like Equifax, Transunion, Experian, Life lock are all companies that will protect your identity and safety. A safe way for protection is using advanced passwords also.
Making sure that your Social Security card is always in a safe place and always knowing where it is. Avoid keeping it in your wallet or purse as you could lose either one and make it easier for your identity to be stolen.
The Federal Trade Commission is a company made to Protect you. Go to the website below if you have any doubt that your identity has been stolen.