RSACertificateExtensions.GetRSAPublicKey(X509Certificate2) 方法

定義

命名空間:

System.Security.Cryptography.X509Certificates

組件:

System.Security.Cryptography.X509Certificates.dll

組件:

System.Security.Cryptography.dll

組件:

System.Core.dll

組件:

netstandard.dll

從 X509Certificate2 取得 RSA 公開金鑰。

public:
[System::Runtime::CompilerServices::Extension]
 static System::Security::Cryptography::RSA ^ GetRSAPublicKey(System::Security::Cryptography::X509Certificates::X509Certificate2 ^ certificate);

public static System.Security.Cryptography.RSA? GetRSAPublicKey (this System.Security.Cryptography.X509Certificates.X509Certificate2 certificate);

public static System.Security.Cryptography.RSA GetRSAPublicKey (this System.Security.Cryptography.X509Certificates.X509Certificate2 certificate);

static member GetRSAPublicKey : System.Security.Cryptography.X509Certificates.X509Certificate2 -> System.Security.Cryptography.RSA

<Extension()>
Public Function GetRSAPublicKey (certificate As X509Certificate2) As RSA

參數

certificate

X509Certificate2

憑證。

傳回

RSA

公開金鑰；或如果憑證沒有 RSA 公開金鑰，則為 null。

例外狀況

ArgumentNullException

certificate 為 null。

CryptographicException

Windows 會報告錯誤。 如需詳細資訊，請參閱 Message 屬性。