PhenixID Signing Services and PDF files compliancy
This document describes which PDF files can be signing by PhenixID Signing Services.
It also describes the behaviour when signing PDF with document extensions, such as interactive form fields.
All PDF files from version 1.3 and above are supported.
View this link for more information about PDF versions.
PDFs may adher to ISO formats such as PDF/A, PDF/UA or PDF/X.
All ISO formats that supports electronic signatures (PDF formats PDF/X and PDF/VT do not) are supported by PhenixID Signing Services.
For more information about PDF ISO formats, please view this link.
The PDF document must allow signing.
If PhenixID Signing Services is configured to use PADESSignValve (without a leading AddImageToPDFValve), the encrypted / protected document must have Signing = Allowed (see above)
PDFs with document extension features, such as interactive form fields, can be signed.
After the document has been signed, the document extensions will not be available. An informative message will be displayed when opening the signed document in Adobe Reader.
Based on the extension enabled on the original document, the top panel will display additional information (besides the signature status).