> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Jorge Ortiz Claver > Sent: Tuesday, May 08, 2007 9:38 AM > To: [email protected] > Subject: [iText-questions] Digital signature of PDF documents > > Hi, > > I´ve just started a project were digital signature of PDF > documents is required > and I wonder how iText might help me with its implementation. > > Signature process would involve the following steps: > > (1) Convert MS Office documents (Word, Excel, etc.) into PDF > documents. > (2) Merge those documents into a single PDF document.
Pdfcopy or PdfSmartCopy. > (3) Assign signature permissions to the document (I guess it > means also add > placeholders for the signatures) If you are going to sign it you don't have to create empty signatures first. You can but there's no need to. Paulo > (4) Sign of the PDF document > (5) Validation of the PDF integraty and digital signature > (6) Extract X509 certificate which the document was sign with > in order to > validate it. > > After reading documentation I´ve realized points 2-6 can be > implemented with > iText, but I´d appreciatted anyone comments or suggestions, > specially about > steps 2 and 3. > > Thanks in advance, > Jorge Ortiz Aviso Legal: Esta mensagem é destinada exclusivamente ao destinatário. Pode conter informação confidencial ou legalmente protegida. A incorrecta transmissão desta mensagem não significa a perca de confidencialidade. Se esta mensagem for recebida por engano, por favor envie-a de volta para o remetente e apague-a do seu sistema de imediato. É proibido a qualquer pessoa que não o destinatário de usar, revelar ou distribuir qualquer parte desta mensagem. Disclaimer: This message is destined exclusively to the intended receiver. It may contain confidential or legally protected information. The incorrect transmission of this message does not mean the loss of its confidentiality. If this message is received by mistake, please send it back to the sender and delete it from your system immediately. It is forbidden to any person who is not the intended receiver to use, distribute or copy any part of this message. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ iText-questions mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/itext-questions Buy the iText book: http://itext.ugent.be/itext-in-action/
