> -----Original Message-----
> From: itext-questions-bounces@(protected)
> [mailto:itext-questions-bounces@(protected)
> Behalf Of Herbert Grunwald
> Sent: Friday, July 27, 2007 3:03 PM
> To: itext-questions@(protected)
> Subject: Re: [iText-questions] PdfSignatureAppearance: expose
> int[] range?
>
> > It uses all the bytes that will be used in signing.
>
> I can understand that. But I need to know which bytes (or rather which
> byte ranges) exactly.
>

That makes no sense. getRangeStream() gets only the bytes that belong to
the range, you don't need anything else to create a hash. Hashes for
external signatures are created all the time this way.

Paulo


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