说明：  给自己做的控件加数字签名的流程，内有详细说明步骤，1、创建一个自己的证书文件：2、转换cer格式为spc格式（可以省略）3、用VS6工具中的 Package & Deployment Wizard 生成internet分发的CAB包，同时生成分发代码（.htm，其中包含使IE可以自动下载安装包的代码）。现在得到了2个文件DataTransfer.CAB和DataTransfer.htm。4、给CAB文件签名5、用chktrust检查是否正确
(To increase control of their own digital signature process, with detailed description of the steps, 1, to create a own certificate file: 2, spc format conversion cer format (can be omitted) 3, VS6 tools used Package & Deployment Wizard to generate CAB package internet distribution, the distribution of the code generated at the same time (. htm, which contains so that IE can automatically download and install a package code). Now two documents have been DataTransfer.CAB and DataTransfer.htm. 4, 5 to the CAB file signatures with the correct check chktrust)