DSACertificateExtensions.GetDSAPublicKey(X509Certificate2) 方法

定義

X509Certificate2 取得 DSA 公開金鑰。Gets the DSA public key from the X509Certificate2.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Security::Cryptography::DSA ^ GetDSAPublicKey(System::Security::Cryptography::X509Certificates::X509Certificate2 ^ certificate);
public static System.Security.Cryptography.DSA? GetDSAPublicKey (this System.Security.Cryptography.X509Certificates.X509Certificate2 certificate);
public static System.Security.Cryptography.DSA GetDSAPublicKey (this System.Security.Cryptography.X509Certificates.X509Certificate2 certificate);
static member GetDSAPublicKey : System.Security.Cryptography.X509Certificates.X509Certificate2 -> System.Security.Cryptography.DSA
<Extension()>
Public Function GetDSAPublicKey (certificate As X509Certificate2) As DSA

參數

certificate
X509Certificate2

憑證。The certificate.

傳回

DSA

如果憑證沒有 DSA 公開金鑰,則為公開金鑰或 nullThe public key, or null if the certificate does not have a DSA public key.

例外狀況

certificatenullcertificate is null.

Windows 會報告錯誤。Windows reports an error. 如需詳細資訊,請參閱 Message 屬性。See the Message property for more information.

適用於