Method, system, and computer program product for network bound proxy re-encryption and PIN translation

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12256009
APP PUB NO 20230353366A1
SERIAL NO

18212779

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Abstract

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A method, system, and computer program product generate, with a payment network, a first value (a) and a second value (ga), the second value (ga) based on the first value (a) and a generator value (g); generate, with the payment network, a plurality of random merchant numbers (mi) for a respective plurality of merchant banks; determine, with the payment network, a merchant product (M) based on a product of the plurality of random merchant numbers (mi); generate, with the payment network, a public key (pki) based on the second value (ga), the merchant product (M), and the random merchant number (mi) and a random key (rki) based on the merchant product (M) and the random merchant number (mi) for each respective merchant bank; and communicate, with the payment network, the public key (pki) and the random key (rki) to at least one respective merchant bank.

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Patent Owner(s)

  • VISA INTERNATIONAL SERVICE ASSOCIATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gaddam, Sivanarayana Santa Clara, US 35 153
Mukherjee, Pratyay Sunnyvale, US 30 123
Sinha, Rohit Bokaro Steel, IN 30 246
Watson, Gaven James Palo Alto, US 16 13

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