Identity theft

deliberate use of someone else's identity, usually as a method to gain a financial advantage or obtain credit and other benefits in the other person's name, and perhaps to the other person's disadvantage or loss

Identity theft is a type of fraud that involves using personal details belonging to the victim. This may be a passport, social security card, student pass, credit card etc. A person who has his or her identity stolen can end up owing money when the thief spends the person's money or uses the person's credit.