[header] How to determine when it is safe to release your social security number [title] Check your state's guidelines for restricting ssn use. [step] It is a good idea to know your rights because some states have made it illegal for private businesses to require a ssn when doing business. Others have restricted how ssn can be used or listed on public record. 
[title] Change your driver's license number, if it is currently your social security number. [step] If you have it on your driver's license, you may be giving it to people and businesses without your knowledge, which can lead to identity theft.