On 7/22/2014 1:33 PM, SamarthPatel wrote:
> Hi All,
>
> I am using Itextsharp.dll version 5.5.1.0 and I am using C#.
>
> please let me know the idea how to write multiple signature in a single pdf
> page.
>
> Please let me know the Idea how to do this.

Start by reading http://itextpdf.com/book/digitalsignatures
Granted: the examples are in Java, but once you grasp the concept, go to 
http://sourceforge.net/p/itextsharp/code/HEAD/tree/tutorial/signatures/ 
for the C# port of the examples.
DO NOT USE THE EXAMPLES WITHOUT UNDERSTANDING WHAT YOU'RE DOING!
For instance: it would be in violation with ISO-32000-1 to add two 
certifying signatures to a PDF document!

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