Method and apparatus to provide secure purchase transactions over a computer network
First Claim
1. A method of securing purchase transactions over a computer network comprising:
- encrypting customer information as a customer code on a storage device on a customer computer, said customer computer being connected to said computer network;
supplying said customer code to a merchant in a purchase transaction over said computer network;
forwarding said customer code to a financial institution over said computer network;
decrypting said customer code at said financial institution; and
returning a purchase authorization decision from said financial institution to said merchant over said computer network.
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Accused Products
Abstract
A method and structure for providing secure credit facility transactions for purchasing goods and services over a computer network such as the Internet that stores user'"'"'s privileged information and other transactional data on the user'"'"'s own computer. The method includes encryption of all information before or during its storage to the user'"'"'s hard drive. The method and system includes the ability for the user to complete electronic commerce (e-commerce) transactions without revealing certain of the encrypted information, such as credit card numbers, to the merchant. The method and system creates and controls sub-accounts on a single credit facility, such as a credit card, with unique user reporting and corresponding password identifiers. The method and system sets and control sub-accounts spending amounts and replenishment periods. The method enables the user to create and control recurring debit accounts on a single credit facility, such as a credit card, over varying transactional periods.
68 Citations
27 Claims
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1. A method of securing purchase transactions over a computer network comprising:
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encrypting customer information as a customer code on a storage device on a customer computer, said customer computer being connected to said computer network;
supplying said customer code to a merchant in a purchase transaction over said computer network;
forwarding said customer code to a financial institution over said computer network;
decrypting said customer code at said financial institution; and
returning a purchase authorization decision from said financial institution to said merchant over said computer network. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of securing purchase transactions over the Internet comprising:
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encrypting customer credit card information as a customer code on a storage device on a customer computer, said customer computer being connected to said Internet;
supplying said customer code to a merchant in a purchase transaction over said Internet;
forwarding said customer code to a financial institution over said Internet;
decrypting said customer code at said financial institution; and
returning a purchase authorization decision from said financial institution to said merchant over said Internet - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 27)
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18. A system for securing purchase transactions over a computer network, said system operating on a customer computer, said system comprising:
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an encrypter adapted to encrypt customer information as a customer code on a storage device on said customer computer; and
a populator adapted to supplying said customer code to a merchant in a purchase transaction over said computer network, wherein said customer computer includes a network connection adapted to forward said customer code to a financial institution over said computer network, and wherein said financial institution decrypts said customer code and returns a purchase authorization decision to said merchant over said computer network.. - View Dependent Claims (19, 22, 23, 24, 25, 26)
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20. The system in claim 1816, wherein said customer code includes encrypted customer address information, and said system further comprises at said, at said financial institution, a comparator adapted to compare said customer address with a historic address of said customer maintained by said financial institution,
wherein said purchase authorization decision is approved only if said customer address and said historic address are consistent.
Specification