![]() ![]() Would appreciate any help on understanding why this happens. Also Acrobat Reader would give a diferent error if such was the only problem.Īdditionaly, if I corrupt the hash used in the signature (with the same certificate), i get to access the certificate chain in the document with Adobe ReaderDC, even though i get the error stating that the signature has been corrupted or modified. Certificate doesn't have the "non-repudiation" or "digitalSignature" Key usages), which we purposely ignore for this signature. The certificate is not a "signing certificate" (e.g. Follow these steps to set up digital signature validation, certify a PDF, timestamp a document, ad validate or remove a digital signature in Adobe Acrobat. On the other side, whenever I validate the signature with either FoxitReader or iText the signature appears as valid and I can access the certificate chain used for the signature. Inevitably SumatraPDF not listed as it cannot be compromised since it does. When I try to access the certificates by clicking "Certificate Details" nothing happens. adobe to verify digital signature of a document. ![]() Even with my e-ID it doesnt work anymore. By opening the integrated attachment in PAdES, you will see the personal signature in. Now, when I try to certify the pdf or digitally sign, the screen greys out and nothing happens. If the PAdES signature is invalid, you will get an error message. ![]() Before you delete your digital ID, ensure that it isnt. This worked fine previously while using my Isabel identification card to sign and lock our invoices. You can export and send your certificate file to contacts who can use it to validate your signature. When I open the file in Adobe Reader DC and validate the signature i get this message: Since shortly, I am unable to sign any of my pdfs. I have a digitaly signed pdf document that appears as invalid on Acrobat Reader DC but appears as valid both in iText and FoxitReader. I am having an issue validating some signatures while using Adobe Acrobat Reader. ![]()
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