store catalog
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 store catalog, and paypal store builder information: The fundamental problem is the inability of vendors to ascertain a customer’s age. Traditional commerce generates paper trails that are difficultto alter or forge, like cash register logs, signed bills of sale, and shipping records. Digital signatures, certificates & electronic commerceversion 1. To achieve this, the architecture must be distributed, with redundant components. Pay cash also supports transfers that are equivalent to many electronic “coins” through use of paybooks. All of the same processes that the merchant must have in place to support an in-store or catalog purchase must also be in place for an electronic purchase: Product information, inventory systems, customer service, and transaction capabilities (including credit authorization, tax computation, financial settlement, and shipping). Each entity e gets a publickey, which is available to everyone, plus a secret key, which only e knows.
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For each verifier account [v,a], a customer also establishes a relationship with one or more notaries. For example, doesthat online pharmacy really have licensed pharmacists on staff?Fraud would be more difficult if a unique identifier were embedded in each computer. To do this, the notary must request identity information, and store this information in a way that it cannot be altered by the notary or observed by other customers. However, withoutfurther information, a digital signature provides no evidence about the participation of anyparticular person. |
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