It analyses the SET protocol, describes the whole procedure of secure datatransmission.
分析SET协议，描述了SET协议中安全数据传输的整个过程。
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When considering datatransmission techniques, you must take into account several factors: feature set, compatibility, performance, and direction (to or from the server).
When the time is expressed as a function of various data rates, the optimum set of data rates for concurrent user groups to achieve minimum transmission time can be derived.