当电子签字在全球与国内贸易的应用法令开始生效时，人们很容易设想：这一下道路已经扫清，电子商务可以不受阻碍地发展了。然而，这项新法令仅仅承认电子签字的合法性，却并未规定电子签字应该使用那一种技术。与所有这些乐观情绪相反，一个不可忽视的事实是：直到今天，在互 When electronic signatures come into force in the application of the global and domestic trade laws, it is easy to envisage that this path has been cleared up and e-commerce can develop unhindered. However, this new law only recognizes the legitimacy of electronic signatures, but does not require that electronic signature should use that kind of technology. Contrary to all these optimism, one can not ignore the fact that, until today,