Patent ID: 7840486

Claim:
A method of performing secure credit card purchases, said method comprising: a) contacting a custodial authorizing entity having custodial responsibility of account parameters of a customer's account that is used to make credit card purchases; b) supplying said custodial authorizing entity with at least account identification data of said customer's account; c) defining a payment category including at least limiting purchases to a single merchant for at least one transaction, said single merchant limitation being included in said payment category prior to any particular merchant being identified as said single merchant; d) designating said payment category thereby designating at least that a transaction code generated in accordance with said payment category can be used by only one merchant; e) generating a transaction code by a processing computer of said custodial authorizing entity, said transaction code reflecting at least the limits of said designated payment category to make a purchase within said designated payment category; f) communicating said transaction code to a merchant to consummate a purchase with defined purchase parameters; g) verifying that said defined purchase parameters are within said designated payment category; and h) providing authorization for said purchase so as to confirm at least that said defined purchase parameters are within said designated payment category and to authorize payment required to complete the purchase.