That's a Java error, not iText. Try it with Java JDK 1.5 or another cypto provider such as bouncycastle.
----- Original Message ----- From: "Clayton Blake" <[EMAIL PROTECTED]> To: <itext-questions@lists.sourceforge.net> Sent: Wednesday, August 10, 2005 10:58 AM Subject: [iText-questions] Signature validation problems of Adobe7 documents Is it possible to read signatures from documents signed with AdobeV7? Currently my itext example work perfectly with documents signed in Adobe V6 but when I try and look at the signature from an adobeV7 document using verify() I get the error: sun.security.pkcs.ParsingException: toDerInputStream rejects tag type -96 at sun.security.pkcs.PKCS7.parse(PKCS7.java:118) at sun.security.pkcs.PKCS7.<init>(PKCS7.java:68) at sun.security.provider.X509Factory.parseX509orPKCS7Cert(X509Factory.java:530) at sun.security.provider.X509Factory.engineGenerateCertificates(X509Factory.jav a:407) at java.security.cert.CertificateFactory.generateCertificates(CertificateFactor y.java:511) at com.lowagie.text.pdf.PdfPKCS7.<init>(PdfPKCS7.java:250) at com.lowagie.text.pdf.AcroFields.verifySignature(AcroFields.java:1485) at com.lowagie.text.pdf.AcroFields.verifySignature(AcroFields.java:1441) I have attached two example pdfs that demonstrate the problem. ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf _______________________________________________ iText-questions mailing list iText-questions@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/itext-questions
