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X509Certificate.Equals Method (X509Certificate)

Compares two X509Certificate objects for equality.

Namespace:  System.Security.Cryptography.X509Certificates
Assembly:  mscorlib (in mscorlib.dll)
'Declaration
Public Overridable Function Equals ( _
	other As X509Certificate _
) As Boolean

Parameters

other
Type: System.Security.Cryptography.X509Certificates.X509Certificate

An X509Certificate object to compare to the current object.

Return Value

Type: System.Boolean
true if the current X509Certificate object is equal to the object specified by the other parameter; otherwise, false.

Two X509Certificate objects are considered equal if they have the same issuer and serial number.

The following example compares two certificates for equality.

Imports System
Imports System.Security.Cryptography.X509Certificates




Public Class X509


   Public Shared Sub Main()

      ' The path to the certificate. 
      Dim Certificate As String = "Certificate.cer" 
      Dim OtherCertificate As String = "OtherCertificate.cer" 

      ' Load the certificate into an X509Certificate object. 
      Dim cert As X509Certificate = X509Certificate.CreateFromCertFile(Certificate)

      ' Load the certificate into an X509Certificate object. 
      Dim certTwo As X509Certificate = X509Certificate.CreateFromCertFile(OtherCertificate)

      ' Get the value. 
      Dim result As Boolean = cert.Equals(certTwo)

      ' Display the value to the console.
      Console.WriteLine(result)
   End Sub   
End Class

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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