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eSignature Services

Digital Signature Services (DSS)

Latest version

Download DSS v5.8

Here, you can download the latest version of the Digital Signature Services open-source library released in February 2021. You can read more about DSS and how it can help you here.

Source code is available in .zip and tar.gz

Release Note - Version 5.8


  • [DSS-2338] - Validating signature with expired OCSP certificate at OCSP token producedAt time
  • [DSS-2340] - NPE when algorithm expiration date is missing in XML policy
  • [DSS-2344] - Issue in qualification conflict detection
  • [DSS-2351] - JAdES tstVD unsigned header parameter misspelled
  • [DSS-2352] - JAdES sigTst input of the message imprint computation
  • [DSS-2354] - JAdES LTA augmentation removes previous tstVD
  • [DSS-2357] - ASiC-S with CAdES packaging attached
  • [DSS-2366] - Unexpected result signing w/ CAdES T Enveloping a file already signed w/ CAdES B Enveloping
  • [DSS-2367] - PDF generation produces "#" instead of special characters
  • [DSS-2373] - ETSI VR reports a wrong MimeType in case of a JAdES signature



  • [DSS-2318] - Incorrect warning for eSeals
  • [DSS-2321] - Improve handling of SignatureAttribute
  • [DSS-2331] - Determine final Signature Qualification based on both times
  • [DSS-2363] - XAdES : SigAndRefsTimeStampV2 and RefsOnlyTimeStampV2 message-imprint computation
  • [DSS-2372] - ETSI Validation Report builds elements with empty data

Previous releases and security note

Find more information on the previous releases notes and on the security or navigate to the documentation section.

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