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pdf signature

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  1. Signing PDF/A with LTV enabled showing invalid ...

    We are trying to convert the Pdf file to PdfA. after converting the file using Pdf/a we are digitally sign Pdf and enable the LTV option. as a out put we are receiving the error “document has been altered or corrupted si…...Signing PDF/A with LTV enabled showing invalid signature Aspose...Aspose.PDF Product Family digitally-sign-pdf , pdf-to-pdfa , aspose-pdf-net...

    forum.aspose.com/t/signing-pdf-a-with-ltv-enabl...
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  2. Digitally sign a PDF document with an external ...

    I need the ability to sign the documents external. By export the hash to be signed and send it outsource (Mobile App, external server). And then receive the signed hash to be added to the document. Can your solution do …...sign a PDF document with an external signature Aspose.PDF Product...@ahmadk Aspose.PDF for .NET API supports signing a PDF file using...

    forum.aspose.com/t/digitally-sign-a-pdf-documen...
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  3. “invalid PFX version” when trying to extract th...

    Hello @tahir.manzoor, I tried the latest version but it still occur. My certificate is X509Cert. We use PKCS7 (built from X509 cert) to sign Pdf file. This issue only happen on Linux environment (It work correctly on W…...extract the signature certificate from PDF Aspose.PDF Product Family...(built from X509 cert) to sign PDF file. This issue only happen...

    forum.aspose.com/t/invalid-pfx-version-when-try...
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  4. Signature field could not be found in file conv...

    Target Case 1 Source HtmlLoadOptions options = new HtmlLoadOptions(); options.setEmbedFonts(true); options.setInputEncoding(“UTF-8”); Document document = new Document(htmlPath, options); SignatureField s = new…...Signature field could not be found in file converted to PDF/A...not convert PDF/A Aspose.PDF Product Family aspose-pdf-java AnySSign...

    forum.aspose.com/t/signature-field-could-not-be...
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  5. The document has been signed and cannot be edit...

    Hi I am trying to edit the Pdf using acrobat reader and getting error that the document has been signed and cannot be edited. I have change the Pdf and removed all Signatures by using aspose.Pdf version 20.5 using c# …...removing digital signature from pdf Aspose.PDF Product Family 1634197292815...#1 Hi I am trying to edit the pdf using acrobat reader and getting...

    forum.aspose.com/t/the-document-has-been-signed...
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  6. Merge and Sign PDF files digitally in C# using ...

    Hello, We have been using Aspose.Pdf to merge Pdf files. We have found that multiple Signature invalid for merged Pdf files. We have the following flow: Merge two Pdf/A-1B files Sign result file with first Signature S…...and Sign PDF files digitally in C# using Aspose.PDF for .NET...NET - Signature becomes invalid Aspose.PDF Product Family uaprogrammer...

    forum.aspose.com/t/merge-and-sign-pdf-files-dig...
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  7. Signature is invalid when Sign and SetPrivilege...

    Hi, I got Signature is invalid when applying both certified Signature and PdfFileSecurity.SetPriviledge When adding Signature with DocMDPAccessPermissions.NoChanges and then applying PdfFileSecurity.SetPriviledge (Docu…...Signature is invalid when Sign and SetPrivilege Aspose.PDF Product...2023, 6:16pm #1 Hi, I got Signature is invalid when applying both...

    forum.aspose.com/t/signature-is-invalid-when-si...
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  8. Simple VSDX to PDF fails: ZipEntry::ReadHeader(...

    Using 21.9.0 Diagram diagram = new Diagram(@“C:\Concierge\EigenerTest.vsdx”); diagram.Save(@“C:\Concierge\EigenerTest.Pdf”, SaveFileFormat.Pdf); EigenerTest.zip (18.2 KB)...VSDX to PDF fails: ZipEntry::ReadHeader(): Bad signature Aspose...Save(@“C:\Concierge\EigenerTest.pdf”, SaveFileFormat.Pdf); EigenerTest.zip...

    forum.aspose.com/t/simple-vsdx-to-pdf-fails-zip...
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  9. NullPointerException when creating com.aspose.p...

    When creating a com.aspose.Pdf.Document object passing an InputStream of a signed Pdf we get a NullPointerException. The code: ...... InputStream binaryInputStream; try { binaryInputStream = input.asInp…...pdf.Document object from PDF with digital signature Aspose...Aspose.PDF Product Family sojourn999 November 19, 2020, 2:12pm #1...

    forum.aspose.com/t/nullpointerexception-when-cr...
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  10. File size after signature - Aspose.PDF Product ...

    Is a 600kb increase expected after a Signature on a Pdf file?...File size after signature Aspose.PDF Product Family aferraria...increase expected after a signature on a pdf file?...

    forum.aspose.com/t/file-size-after-signature/24...
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