What version of Adobe Reader on what OS platform are you finding is ignoring your timestamp? Can you send me a PDF that demonstrates the problem?
Leonard On Jun 10, 2008, at 4:02 AM, mursitorhan wrote: > > Hi all, > > We want to sign and add a timestamp to a PDF. We are using itext, > signing > externally (with smartcard) and adding > time stamp as unauthenticated attribute (like ________ ). > > When we open the signed document, Adobe reader shows the > signature(verified) > but in the details, there is no timestamp > information. > > We are hashing the result of sign operation and using it as imprint > which is > sent to timestamp server. > >> From the internet, we found some example PDF's with timestamp. When >> we > compare our PDF with these, > there is no observable differences in the PKCS7 structure. > > Is there a way to write down to PDF that PDF is timestamped? Why > does the > Adobe reader ignore timestamp? > What can be the problem? > -- > View this message in context: > http://www.nabble.com/Why-does-Adobe-ignore-timestamp--tp17749889p17749889.html > Sent from the iText - General mailing list archive at Nabble.com. > > > ------------------------------------------------------------------------- > Check out the new SourceForge.net Marketplace. > It's the best place to buy or sell services for > just about anything Open Source. > http://sourceforge.net/services/buy/index.php > _______________________________________________ > iText-questions mailing list > iText-questions@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/itext-questions > > Do you like iText? > Buy the iText book: http://www.1t3xt.com/docs/book.php > Or leave a tip: https://tipit.to/itexttipjar > ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php _______________________________________________ iText-questions mailing list iText-questions@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/itext-questions Do you like iText? Buy the iText book: http://www.1t3xt.com/docs/book.php Or leave a tip: https://tipit.to/itexttipjar