Hi Manfred,
mamueller wrote: > > Sign Parameters: > > - SHA256withRSA > - 2048 Bit key > - Self Signed Mode > > If i verify the PDF with Acrobat it says: "valid signature". > But itext says "invalid signature"; > > If i switch the hash alogo to SHA1withRSA and sign the document, Acrobat > and also itext says signature is valid. > Other hash Algos like MD5withRSA, SHA384withRSA, ... also fails with > itext. > Have you made sure that the version of the algorithm provider (i.e. bouncycastle) you use already support SHA512withRSA/2048 etc? Regards, Michael. -- View this message in context: http://www.nabble.com/Signature-verification%3A-Acrobat-says-valid%2C-itext-says-invalid-tp25379604p25382801.html Sent from the iText - General mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ iText-questions mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/itext-questions Buy the iText book: http://www.1t3xt.com/docs/book.php Check the site with examples before you ask questions: http://www.1t3xt.info/examples/ You can also search the keywords list: http://1t3xt.info/tutorials/keywords/
