[reportlab-users] adding a digital signature when generating a pdf

Andy Robinson andy at reportlab.com
Fri Apr 20 04:55:58 EDT 2007

> Well, if you slightly modify the requirement and say:

> "I need free open source software in whatever language

> (not necessarily Python) to digitally sign an existing PDF

> (generated with ReportLab or whatever library)",

> then there IS at least one solution (and this is how we do it:)

> Take a look at the Java iText library (www.lowagie.com/iText).

> Adding a signature is a snap (though, internally, it's hard).

> See http://itext.ugent.be/itext-in-action/chapter.php?chapter=16

That's great news - I had not realised this was in iText recently.
This means we
have a working reference implementation to compare to. It should
therefore make it
much easier for anyone on this group who wants this feature to implement it.

Anyone need this badly enough?

- Andy

More information about the reportlab-users mailing list