were compromised. alexandra field is live with the hatest from target and the customers. >> reporter: they're admitting this is a bigger breach than initially reported initially we knew card numbers and names had been taken now we know p.i.n. numbers had been taken. target has said the data was scrambled and it will be difficult to decipher. they're reassuring customers that that information is protected. it reads, the p.i.n. information was fully encrypted at the keypad, remained encrypted within our system and remained encrypted when it was removed from our system. target says there's no reason to believe that that data is not still encrypted. we spoke to security experts who asked if that is not possible for that to be decrypted. they said the likelihood of that will depend on the specifics of the encryption system. if you're a customer who uses a debit card and are concerned about the money in your account,