| 1 |
Certificates are issued hierarchically starting with a root certificate known to all SET software
|
| 2 |
Each certificate is signed with private key of parent. The root is self signed
|
| 3 |
GCA = Geopolitical CA
|
| 4 |
CCA = Cardholder CA
|
| 5 |
PCA = Payment Gateway CA
|
| 6 |
MCA = Merchant CA
|
| 7 |
CA = Certificate Authority
|
| 8 |
Root
|
| 9 |
Brand
|
| 10 |
GCA
|
| 11 |
CCA
|
| 12 |
MCA
|
| 13 |
PCA
|
| 14 |
Cardholder Signature
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| 15 |
Merchant Signature
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| 16 |
Merchant Key Exchange
|
| 17 |
Payment Gateway Key Exchange
|
| 18 |
Payment Gateway Signature
|
| 19 |
E.g. Visa Mastercard
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