If the smart card certificate not appears on Microsoft Certificate Store it cannot be used by the library //ps.DigitalSignatureCertificate = DigitalCertificate.LoadCertificate(false, string.Empty, "Select Certificate", "Select the certificate for digital signature") //write the signed fileįile.WriteAllBytes(signedDocument, ps.ApplyDigitalSignature()) The smart card or USB token certificates are usually available on Microsoft Certificate Store (start - run - certmgr.msc). Load the certificate from Microsoft Store. Ps.DigitalSignatureCertificate = DigitalCertificate.LoadCertificate( "cert.pfx", "123456") Digital signature certificate can be loaded from various sources //Load the signature certificate from a PFX or P12 file set the digital signature hash algorithm Ps.TimeStamping.ServerUrl = new Uri( "") Ps.SignaturePosition = SignaturePosition.TopLeft Ps.SigningLocation = "Accounting department" Ps.SigningReason = "I approve this document" Ps.SignaturePosition = SignaturePosition.TopRight Static void DigitallySignPDFFile( string unsignedDocument, string signedDocument) NET Digital Signature Library with all samples
#Digital sign pdf code
NET Digital Signature Library Code Samples Create and Verify Digital Signatures using.
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