分享
分享赚钱 收藏 举报 版权申诉 / 47

类型电子商务英语 张云 lesson 9 the set protocol新.ppt

  • 上传人:无敌
  • 文档编号:961238
  • 上传时间:2018-05-07
  • 格式:PPT
  • 页数:47
  • 大小:3.50MB
  • 配套讲稿:

    如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。

    特殊限制:

    部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。

    关 键  词:
    电子商务英语 张云 lesson 9 the set protocol新.ppt
    资源描述:

    1、Lesson Nine The SET Protocoln SETs goals are to provide confidentiality, authentication, and integrity of payment card transmissions.n SET uses a variety of cryptographic techniques, including encryption, digital signatures, and certificates.n How does SET deliver your purchase securely?n First, you

    2、 create the necessary order information (OI) and payment instructions (PI).n Next, you apply a one-way hashing function to make digests of both the order information and payment instructions.n Then you create a “dual signature”.n Finally, you encrypt the random symmetric key and your account number

    3、with the payment processors public key.Notesn1.SETs goals are to provide confidentiality, authentication, and integrity of payment card transmissions.n 本句中的 be to do something的结构是英语中的用 be to+不定式表示将来,可以表示按计划或安排将要发生的动作。例如:n I am to have tea with Betty this afternoon.n We are to meet at the entrance of

    4、 the theatre at two oclock.n2.Once youve generated these, you must get your public key guaranteed in a certificate issued by a trusted third party or certificate authority.n 这里的 issued by a trusted third party or certificate authority是过去分词短语,相当于 which is issued by a trusted third party or certificat

    5、e authority,用来修饰前面的certificate。n 3.How a certificate authority verifies the identity of the certificate holder is outside the scope of the standard, but the process is likely to be similar to opening an account at a bank. ( 1) 该 句 为 并 列句。第一句的主 语较复 杂 是 How a certificate authority verifies the identity of the certificate holder从 句作主 语 。

    提示  道客多多所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。
    关于本文
    本文标题:电子商务英语 张云 lesson 9 the set protocol新.ppt
    链接地址:https://www.docduoduo.com/p-961238.html
    关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

    道客多多用户QQ群:832276834  微博官方号:道客多多官方   知乎号:道客多多

    Copyright© 2025 道客多多 docduoduo.com 网站版权所有世界地图

    经营许可证编号:粤ICP备2021046453号    营业执照商标

    1.png 2.png 3.png 4.png 5.png 6.png 7.png 8.png 9.png 10.png



    收起
    展开