Class PdfCertificate

Represents the Certificate object.

Inheritance
System.Object
PdfCertificate
Namespace: Syncfusion.Pdf.Security
Assembly: Syncfusion.Pdf.Portable.dll
Syntax
public class PdfCertificate : Object
Remarks

This API is not supported in WinRT, Windows Phone, Xamarin, Universal Windows Platform and Silverlight.

Examples
// Creates a new document
PdfDocument doc = new PdfDocument();
//Creates a new page and adds it as the last page of the document
PdfPage page = doc.Pages.Add();
//Create new PDF certificate instance.
PdfCertificate pdfCert = new PdfCertificate("Pdf.pfx", "syncfusion");
//Create new PDF signature instance.
PdfSignature signature = new PdfSignature(doc, page, pdfCert, "Signature");
signature.Bounds = new RectangleF(new PointF(5, 5),new SizeF(100,200));            
doc.Save("SignedPdfSample.pdf");
doc.Close(true);
' Creates a new document
Dim doc As PdfDocument = New PdfDocument()
' Create a page
Dim page As PdfPage = doc.Pages.Add()
'Create new PDF certificate instance.
Dim pdfCert As PdfCertificate = New PdfCertificate("Pdf.pfx", "syncfusion")
'Create new PDF signature instance.
Dim signature As PdfSignature = New PdfSignature(doc, page, pdfCert, "Signature")
signature.Bounds = New RectangleF(New PointF(5, 5),New SizeF(100,200))
doc.Save("SignedPdfSample.pdf")
doc.Close(True)

Constructors

PdfCertificate(Stream, String)

Initializes a new instance of the PdfCertificate class with the path to the pfx file and the password.

Declaration
public PdfCertificate(Stream certificate, string password)
Parameters
Type Name Description
System.IO.Stream certificate
System.String password

The password for pfx file.
Remarks

This constructor is not supported in WinRT and Silverlight.

Examples
// Creates a new document
PdfDocument doc = new PdfDocument();
//Creates a new page and adds it as the last page of the document
PdfPage page = doc.Pages.Add();
PdfCertificate pdfCert = new PdfCertificate(certificateStream, "123");
PdfSignature signature = new PdfSignature(doc, page, pdfCert, "Signature");
signature.Bounds = new RectangleF(new PointF(5, 5),new SizeF(100,200));            
doc.Save("SignedPdfSample.pdf");
doc.Close(true);
' Creates a new document
Dim doc As PdfDocument = New PdfDocument()
' Create a page
Dim page As PdfPage = doc.Pages.Add()
Dim pdfCert As PdfCertificate = New PdfCertificate(certificateStream, "123")
Dim signature As PdfSignature = New PdfSignature(doc, page, pdfCert, "Signature")
signature.Bounds = New RectangleF(New PointF(5, 5),New SizeF(100,200))
doc.Save("SignedPdfSample.pdf")
doc.Close(True)
See Also

PdfCertificate(Stream, String, KeyStorageFlags)

Initializes a new instance of the PdfCertificate class with the path to the pfx file,password and storageflag

Declaration
public PdfCertificate(Stream certificate, string password, KeyStorageFlags storageFlag)
Parameters
Type Name Description
System.IO.Stream certificate
System.String password

The password for pfx file.
KeyStorageFlags storageFlag

The private key storage flag.
Remarks

This constructor is not supported in WinRT and Silverlight.

Examples
// Creates a new document
PdfDocument doc = new PdfDocument();
//Creates a new page and adds it as the last page of the document
PdfPage page = doc.Pages.Add();
PdfCertificate pdfCert = new PdfCertificate(certificateStream, "123",KeyStorageFlags.DefaultKeySet);
PdfSignature signature = new PdfSignature(doc, page, pdfCert, "Signature");
signature.Bounds = new RectangleF(new PointF(5, 5),new SizeF(100,200));            
doc.Save("SignedPdfSample.pdf");
doc.Close(true);
' Creates a new document
Dim doc As PdfDocument = New PdfDocument()
' Create a page
Dim page As PdfPage = doc.Pages.Add()
Dim pdfCert As PdfCertificate = New PdfCertificate(certificateStream, "123",KeyStorageFlags.DefaultKeySet)
Dim signature As PdfSignature = New PdfSignature(doc, page, pdfCert, "Signature")
signature.Bounds = New RectangleF(New PointF(5, 5),New SizeF(100,200))
doc.Save("SignedPdfSample.pdf")
doc.Close(True)
See Also

Properties

IssuerName

Declaration
public string IssuerName { get; }
Property Value
Type Description
System.String

SerialNumber

Gets the serial number of a certificate.[Read-Only]

Declaration
public byte[] SerialNumber { get; }
Property Value
Type Description
System.Byte[]

The serial number of the certificate.
Remarks

This property is not supported in WinRT, Windows Phone, Xamarin, Universal Windows Platform and Silverlight.

Examples
// Creates a new document
PdfDocument document = new PdfDocument();
//Creates a new page and adds it as the last page of the document
PdfPage page = document.Pages.Add();
//Load an existing PDF certificate.
PdfCertificate certificate = new PdfCertificate("certificate.Pfx", "password");
//Get the serial number of the certificate.
byte[] data = certificate.SerialNumber;
//Get the store certificate.
PdfCertificate storeCertificate = PdfCertificate.FindBySerialId(StoreType.MY, data);
//Creates a digital signature.
PdfSignature signature = new PdfSignature(document, page, storeCertificate, "Signature");
signature.Bounds = new RectangleF(new PointF(0, 0), new SizeF(100, 100));
signature.ContactInfo = "johndoe@owned.us";
signature.LocationInfo = "Honolulu, Hawaii";
signature.Reason = "I am author of this document.";
//Save the document.
document.Save("output.pdf");
//Close the document.
document.Close(true);
' Creates a new document
Dim document As New PdfDocument()
'Creates a new page and adds it as the last page of the document
Dim page As PdfPage = document.Pages.Add()
'Load an existing PDF certificate.
Dim certificate As New PdfCertificate("certificate.Pfx", "password")
'Get the serial number of the certificate.
Dim data As Byte() = certificate.SerialNumber
'Get the store certificate.
Dim storeCertificate As PdfCertificate = PdfCertificate.FindBySerialId(StoreType.MY, data)
'Creates a digital signature.
Dim signature As New PdfSignature(document, page, storeCertificate, "Signature")
signature.Bounds = New RectangleF(New PointF(0, 0), New SizeF(100, 100))
signature.ContactInfo = "johndoe@owned.us"
signature.LocationInfo = "Honolulu, Hawaii"
signature.Reason = "I am author of this document."
'Save the document.
document.Save("output.pdf")
'Close the document.
document.Close(True)

SubjectName

Declaration
public string SubjectName { get; }
Property Value
Type Description
System.String

ValidFrom

Declaration
public DateTime ValidFrom { get; }
Property Value
Type Description
System.DateTime

ValidTo

Declaration
public DateTime ValidTo { get; }
Property Value
Type Description
System.DateTime

Version

Declaration
public int Version { get; }
Property Value
Type Description
System.Int32

See Also