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Re: Signing PDF using the X509Certificate2 instead PFX file


Is there a way to sign the PDF using private key in HSM?
We could pehaps do with an interface(hook) to encrypt the digest with our HSM.

Best Regards,


Hi Peter,

Thank you for contacting support. There is no way to sign a PDF from HSM. We have already logged this feature request under ticket ID PDFJAVA-33948 in our issue tracking system. Your post has also been linked to this ticket. We shall let you know once a significant progress has been made in this regard. We are sorry for the inconvenience caused.