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Topic: Re: No Topic (Via Email)
Conf: (P-PDF) Developers, Msg: 86669
From: LeonardR
Date: 4/26/2003 02:56 AM

At 02:09 AM 4/26/2003 +1000, p-pdf-developer Listmanager wrote:
>I'm working on PDF generating by my simple PDFLib. I want to put Digital
>Signature into the PDF document :-(

PDFlib won't do that, as you already know.

But products such as SecurSign ( can be
used to sign the PDF's after they are generated by PDFlib.

>Is it possible to create signature dictionary as like PPKLite, where the
>/Filter is Adobe.PPKLite and the /SubFilter is adbe.x09.rsa_sha1? Is it
>legal, or If I want to create Signature then I must have write a plugin
>for Acrobat?

Sure, you can write your own program that will sign PDF files -
though I suspect trying to integrate that PDFlib may be problematic due to
the streaming nature and design of PDFlib.


Leonard Rosenthol
Chief Technical Officer
PDF Sages, Inc. 215-629-3700 (voice)

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