https://community.appian.com/discussions/f/plug-ins/26381/rfc-3161-protocol-compliant-external-timestamp-on-pdf-documentHello everyone, Is there a plug-in , or an option in Appian, to implement a RFC 3161 Protocol compliant external Time Stamp , when applying a Digital Signature to a PDF document ? T he Timestamp should be embedded in the PDF document itself . Thereen-USTelligent Community 12https://community.appian.com/thread/103542?ContentTypeID=1Thu, 27 Oct 2022 11:11:39 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:474d530f-e5bb-4abc-abc7-99f1ecf2c6f0Stefan Helzle<p>I do not know of any function or plugin that implements this very specific requirement.</p><div style="clear:both;"></div>