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Questions tagged [pades]

PAdES (PDF Advanced Electronic Signatures) is a standard for enabling digital signature and (eventually) court validity of digitally signed documents in PDF format

51 questions
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DSSException: Revocation data is missing

I'm using DSS to sign Pdf documents. I need these docs to be timestamped and LTV enabled (PAdES LTV enabled). I'm running into some issues regarding the Revocation data. I'm kinda new to this domain so bear with me. I'm following the instructions…
Asfourhundred
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PADES-LTV Document timestamp verification error

I am signing a pdf document in PADES-LTV signature format with a Document timestamp signature. Usually, signed files are OK. Both signature and document timestamp signature is verified and everything is OK. However, sometimes the following result…
ftuna
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Signature PADES sequential or parallel

In signature CAdES it's possible create multiple signature sequential or parallel. Signature parallel: in case of contract, when more people have to sign the same document. Each people sign the same document, and each signature is added to…
Sara
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Cannot sign a PDF with CAdES method, although signing it with PAdES succeeds

We 're trying to sign a PDF document using the CAdES method and the examples in dss-cookbook as a starting point using the latest version (4.6.RC1). Following the example from SignPdfPadesBDetached.java, we have succesfully signed a PDF document…
teobais
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PAdES LTV signing of a PDF/A-3A document yields invalid signature

Intro I have an issue with digitally signing PDF documents that have been marked as PDF/A - 3A compliant. With PDFBox (latest version, 2.0.24) I get in the end an invalid signature in Adobe Acrobat, while with iText7 (latest version) I get a valid…
BogdanM
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How to add a custom attribute to a CMS message with Apple CMS services?

We would like to add an additional OID tag to the CMS signer info sequence using the Cryptographic Message Syntax Services library in macOS. We are able to generate a CMS message using the provided CMSEncoder* functions but are unable to insert the…
katrasnikj
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How to create PADES using offline signature and OCSP response

I'm stumped trying to figure out Esig DSS java suite just from docs and source. (eu.europa.esig.dss.* tree) We connect to Swedish BankID to sign PDF's and simple plain texts. Response is a SOAP XML with fields for the signature and an OCSP…
user1394389
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How to PAdES BASELINE LT & LTA in itext using the Java?

I'm working on pdf signatures using itext7 and currently need to support all PAdES signature levels: B-B, B-T, B-LT,…
JK_codes
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Pades Signature using PDFBox ETSI validation

I created a PDF PAdES signature using PDFBOX and I am using the ETSI online validator 1 (it requires registration) and right now I am getting only two errors on the report but im kind of lost about what they are or how can I fix them. This is the…
Pablo Arriola
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The signature byte range is invalid in Acrobat

I'm trying to make a timestamp of the PDF document using our library that we're making. I added a new section to the PDF document. I added new annotation object for the signature and the signature object containing the actual signature, and also a…
user3362334
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What is the minimum PDF version for PAdES?

I'm generating a PDF file with puppeteer. It automatically generates a PDF-1.4 file. Then, I use dss to digitally sign it with a PAdES signature. The resulting file can be opened in PDF viewers and PDFStudio seems to correctly parse the document…
Leprechaun
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Adobe displays PKCS7 parsing error when I make a PAdES LT signature using my code

I'm working on the webapp which makes PAdES signatures. I have successfully implemented PAdES Baseline-B. However, when I'm trying to create PAdES Baseline-LT by adding all the necessary information described here, including OCSP responses, CRLs and…
user3362334
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how can I add PAdES-LTV using iText

I am trying to enable LTV in an already signed PDF document without LTV format. I have found the same example in all cases as described in the links How to enable LTV for a timestamp signature, iText LTV enabled - how to add more CRLs? , which,…
Gaara
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Create signed PDF (PAdES) with node.js

I'm generating PDFs in node.js. My Goal is to digitally sign this PDFs before going on, to make sure any manipulation within these files is visible and also to gain some trust because the user is able to see these certificate in his pdf app. I don't…
jbb
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Signature PADES-BES standard ETSI TS 102 778-3 with iText

I implemented the PADES-BES signature with iText, but this signature does not follow completely the standard ETSI TS 102778-3. I do not understand what is missing in the code (below) signature to be "standard ETSI". Here is my code (C#.NET): int…
Sara
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