Method and apparatus for authorizing transactions using transaction phrases in a transaction authorization service
作者： Philip Yuen , Gerald Yuen , Michael M. George , Chih-Jen Huang , Diwakar Gupta
DOI:
关键词:
摘要: A transaction processing and authorization service. If a source entity does not respond to an attempt via communications channel, the service may generate phrase corresponding communicate entity. The also be stored by associated with entity's account particular as initiated, used identify transaction. After receiving phrase, then, if desired, return Upon from entity, then contact channel authorize As alternative, submit replay command any pending transactions.
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