First, This paper discusses four E-business's demands for safety, then introduces technology of information security and how they meet demands of secure electronic transactions.
首先阐述了电子商务的四个主要的安全需求，并就信息加密、数字签名、数字证书等信息安全技术的特点及其应用作了探讨。
The popular protocol of the Secure Electronic Transaction(SET)discussed by this paper has the flaws of the goods atomic transactions and certified delivery atomic in transacting digital goods.
文章对现在流行的安全电子交易SET标准进行分析，指出SET协议存在不满足数字商品交易的原子性以及确认发送原子性等缺陷。
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