Basic HTML version of Foils prepared August 4 1997

Foil 69 Structure of Public Key System in SET

From Remarks on Java and Internet Security Web Certificate CPS616 Enhancement -- Summer 1997 . by Geoffrey C. Fox
Certificates are issued hierarchically starting with a root certificate known to all SET software
Each certificate is signed with private key of parent. The root is self signed
GCA = Geopolitical CA
CCA = Cardholder CA
PCA = Payment Gateway CA
MCA = Merchant CA
CA = Certificate Authority
Root
Brand
GCA
CCA
MCA
PCA
Cardholder Signature
Merchant Signature
Merchant Key Exchange
Payment Gateway Key Exchange
Payment Gateway Signature
E.g. Visa Mastercard

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