1 ----- Original Message ----- From: "khurram" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, July 12, 2007 5:06 PM Subject: Re: [iText-questions] Exception during verification of PDF.
> > >>>Please post a link to the PDF. > Please elaborate this sentense. > > What I understand is as under: > 1 - Do you need the respective PDF document or link of PDF document. > 2 - Do you need me to send the same question to Adobe. > > > > Paulo Soares wrote: >> >> That's sha256WithRSAEncryption and it may ne be supported (yet). Please >> post a link to the PDF. >> >> Paulo >> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] >>> [mailto:[EMAIL PROTECTED] On >>> Behalf Of Khurram Saleem >>> Sent: Wednesday, July 11, 2007 2:50 PM >>> To: [email protected] >>> Subject: [iText-questions] Exception during verification of PDF. >>> >>> >>> >>> Hi, >>> >>> >>> >>> I'm having an exception during verification of PDF signed by >>> Adobe Acrobat 8.0. I'm using JDK1.5.0_06 and iText2.0. >>> >>> >>> >>> The exception is as follows: >>> >>> >>> >>> ExceptionConverter: java.security.NoSuchAlgorithmException: >>> SHA1with1.2.840.113549.1.1.11 Signature not available >>> >>> at java.security.Signature.getInstance(Signature.java:208) >>> >>> at com.lowagie.text.pdf.PdfPKCS7.<init>(PdfPKCS7.java:326) >>> >>> at >>> com.lowagie.text.pdf.AcroFields.verifySignature(AcroFields.java:1739) >>> >>> at >>> com.lowagie.text.pdf.AcroFields.verifySignature(AcroFields.java:1695) >>> >>> >>> >>> Please guide me in this regard as I'm successful to verify >>> PDF, signed with older version of Adobe Acrobat e.g. 7.x, 6.x and 5.x. >>> >>> >>> >>> Regards, >>> >>> KS ------------------------------------------------------------------------- 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/
