Target today disclosed that a data breach exposed the names, mailing addresses, phone numbers and email addresses for up to 70 million individuals. The retail giant also said it would be offering a years worth of free credit monitoring services to those affected. The company still has not disclosed any details about how the attackers broke in. Target does collect Social Security numbers from customers who apply for Target Red Cards, which offer applicants 5 percent cash back if they agree to tie their debit accounts to the Red Card.”]