Patent
Automated data card payment verification method
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TLDR
In this paper, a method of data transmission over existing telephone lines and later verification of that transmission includes electronic payment verification using telephone transmission of payment information and return transmission of a unique card account number, storage of the information and account number on a database and a data card through a data storage device.Abstract:
A method of data transmission over existing telephone lines and later verification of that transmission includes electronic payment verification using telephone transmission of payment information and return transmission of a unique card account number, storage of the information and account number on a database and a data card through a data storage device, and verification of the infomation and account number at a later time by a separate data storage device and the same database.read more
Citations
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References
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Patent
End-to-end encryption system and method of operation
TL;DR: In this article, an efficient end-to-end encryption system including key management procedures for providing secure, financial data communication between a system user at one of a plurality of transaction terminals of one of the plurality of acquirer institutions and one of an issuer institutions, with selected elements of the data being encrypted, decrypted and processed using a onetime session key which is similarly encrypted with master keys and efficiently sent along with the specific segments of the request and response messages.
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TL;DR: In this paper, an electronic funds transfer system (EFT) is described in which retail terminals located in stores are connected through a public switched telecommunication system to card issuing agencies data processing centers.
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