Elroy Heynes

Null Reference exception when Encrypting a PDF document

5

PfdSharpCore throws a SystemNullReferenceException when I try to render a document that has had encryption enabled via the PdfSecuritySettings.DocumentSecurityLevel setting. Stack trace points at `PdfSharpCore.Pdf.Security.PdfStandardSecurityHandler.ComputeOwnerKey(Byte[] userPad, Byte[] ownerPad, Boolean strongEncryption)`...