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X509Certificate Constructor (X509Certificate)

Initializes a new instance of the X509Certificate class using another X509Certificate class.

Namespace:  System.Security.Cryptography.X509Certificates
Assembly:  mscorlib (in mscorlib.dll)

public X509Certificate(
	X509Certificate cert
)

Parameters

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

A X509Certificate class from which to initialize this class.

ExceptionCondition
CryptographicException

An error with the certificate occurs. For example:

  • The certificate file does not exist.

  • The certificate is invalid.

  • The certificate's password is incorrect.

ArgumentNullException

The value of the cert parameter is null.

ASN.1 DER is the only certificate format supported by this class.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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