阅读背景:

如何在C#中使用iTextsharp检查PDF文件是否已签名?

来源:互联网 

I have a PDF file and I want to check whether it is signed by digital signature or not. using iTextsharp, the code in C#.I have a PDF file and I want to check whether i




你的当前访问异常,请进行认证后继续阅读剩余内容。

分享到: