Partilhar via


AsymmetricAlgorithm.Create Método

Definição

Cria um objeto criptográfico usado para executar o algoritmo assimétrico.

Sobrecargas

Create()
Obsoleto.
Obsoleto.

Cria um objeto criptográfico padrão usado para executar o algoritmo assimétrico.

Create(String)
Obsoleto.

Cria uma instância da implementação especificada de um algoritmo assimétrico.

Create()

Origem:
AsymmetricAlgorithm.cs
Origem:
AsymmetricAlgorithm.cs
Origem:
AsymmetricAlgorithm.cs

Cuidado

The default implementation of this cryptography algorithm is not supported

Cuidado

The default implementation of this cryptography algorithm is not supported.

Cria um objeto criptográfico padrão usado para executar o algoritmo assimétrico.

public:
 static System::Security::Cryptography::AsymmetricAlgorithm ^ Create();
[System.Obsolete("The default implementation of this cryptography algorithm is not supported", DiagnosticId="SYSLIB0007", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
public static System.Security.Cryptography.AsymmetricAlgorithm Create ();
[System.Obsolete("The default implementation of this cryptography algorithm is not supported.", DiagnosticId="SYSLIB0007", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
public static System.Security.Cryptography.AsymmetricAlgorithm Create ();
public static System.Security.Cryptography.AsymmetricAlgorithm Create ();
[<System.Obsolete("The default implementation of this cryptography algorithm is not supported", DiagnosticId="SYSLIB0007", UrlFormat="https://aka.ms/dotnet-warnings/{0}")>]
static member Create : unit -> System.Security.Cryptography.AsymmetricAlgorithm
[<System.Obsolete("The default implementation of this cryptography algorithm is not supported.", DiagnosticId="SYSLIB0007", UrlFormat="https://aka.ms/dotnet-warnings/{0}")>]
static member Create : unit -> System.Security.Cryptography.AsymmetricAlgorithm
static member Create : unit -> System.Security.Cryptography.AsymmetricAlgorithm
Public Shared Function Create () As AsymmetricAlgorithm

Retornos

Uma nova instância RSACryptoServiceProvider, a menos que as configurações padrão tenham sido alteradas com o elemento <cryptoClass>.

Atributos

Exceções

.NET Core 2.0 – 3.1 e .NET 5 e posterior: em todos os casos.

Comentários

Esse método está obsoleto no .NET 5 e em versões posteriores.

Exemplo

O exemplo de código a seguir demonstra como implementar o Create método em uma classe estendida. Este exemplo de código faz parte de um exemplo maior fornecido para a AsymmetricAlgorithm classe .

    // The create function attempts to create a CustomCrypto 
    // object using the assembly name. This functionality requires 
    // modification of the machine.config file. Add the following 
    // section to the configuration element and modify the values 
    // of the cryptoClass to reflect what isinstalled 
    // in your machines GAC.
    //        <cryptoClass CustomCrypto="Contoso.CustomCrypto,
    //          CustomCrypto,
    //          Culture=neutral,
    //          PublicKeyToken=fdb9f9c4851028bf,
    //          Version=1.0.1448.27640" />
    //      <nameEntry name="Contoso.CustomCrypto" 
    //         class="CustomCrypto" />
    //      <nameEntry name="CustomCrypto" class="CustomCrypto" />

public:
    static CustomCrypto^ Create() 
    {
        return Create("CustomCrypto");
    }
// The create function attempts to create a CustomCrypto object using
// the assembly name. This functionality requires modification of the
// machine.config file. Add the following section to the configuration
// element and modify the values of the cryptoClass to reflect what is
// installed in your machines GAC.
//        <cryptoClass CustomCrypto="Contoso.CustomCrypto, 
//          CustomCrypto, 
//          Culture=neutral, 
//          PublicKeyToken=fdb9f9c4851028bf, 
//          Version=1.0.1448.27640" />
//      <nameEntry name="Contoso.CustomCrypto" class="CustomCrypto" />
//      <nameEntry name="CustomCrypto" class="CustomCrypto" />
new static public CustomCrypto Create() 
{
    return Create("CustomCrypto");
}
' The create function attempts to create a vbCustomCrypto object using
' the assembly name. This functionality requires modification of the
' machine.config file. Add the following section to the configuration
' element and modify the values of the cryptoClass to reflect what is
' installed in your machines GAC.
'          <cryptoClass vbCustomCrypto="Contoso.vbCustomCrypto, 
'            vbCustomCrypto, 
'            Culture=neutral, 
'            PublicKeyToken=fdb9f9c4851028bf, 
'            Version=1.0.1448.27640" />
'        <nameEntry name="Contoso.vbCustomCrypto" 
'                   class="vbCustomCrypto" />
'        <nameEntry name="vbCustomCrypto" class="vbCustomCrypto" />
Public Shadows Function Create() As vbCustomCrypto
    Return Create("vbCustomCrypto")
End Function

Confira também

Aplica-se a

Create(String)

Origem:
AsymmetricAlgorithm.cs
Origem:
AsymmetricAlgorithm.cs
Origem:
AsymmetricAlgorithm.cs

Cuidado

Cryptographic factory methods accepting an algorithm name are obsolete. Use the parameterless Create factory method on the algorithm type instead.

Cria uma instância da implementação especificada de um algoritmo assimétrico.

public:
 static System::Security::Cryptography::AsymmetricAlgorithm ^ Create(System::String ^ algName);
public static System.Security.Cryptography.AsymmetricAlgorithm? Create (string algName);
[System.Obsolete("Cryptographic factory methods accepting an algorithm name are obsolete. Use the parameterless Create factory method on the algorithm type instead.", DiagnosticId="SYSLIB0045", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
public static System.Security.Cryptography.AsymmetricAlgorithm? Create (string algName);
public static System.Security.Cryptography.AsymmetricAlgorithm Create (string algName);
static member Create : string -> System.Security.Cryptography.AsymmetricAlgorithm
[<System.Obsolete("Cryptographic factory methods accepting an algorithm name are obsolete. Use the parameterless Create factory method on the algorithm type instead.", DiagnosticId="SYSLIB0045", UrlFormat="https://aka.ms/dotnet-warnings/{0}")>]
static member Create : string -> System.Security.Cryptography.AsymmetricAlgorithm
Public Shared Function Create (algName As String) As AsymmetricAlgorithm

Parâmetros

algName
String

A implementação do algoritmo assimétrico a ser usada. A tabela a seguir mostra os valores válidos para o parâmetro algName e os algoritmos para os quais são mapeados.

Valor do parâmetro Implements
System.Security.Cryptography.AsymmetricAlgorithmAsymmetricAlgorithm
RSARSA
System.Security.Cryptography.RSARSA
DSADSA
System.Security.Cryptography.DSADSA
ECDsaECDsa
ECDsaCngECDsaCng
System.Security.Cryptography.ECDsaCngECDsaCng
ECDHECDiffieHellman
ECDiffieHellmanECDiffieHellman
ECDiffieHellmanCngECDiffieHellmanCng
System.Security.Cryptography.ECDiffieHellmanCngECDiffieHellmanCng

Retornos

Uma nova instância da implementação do algoritmo assimétrico especificada.

Atributos

Exemplos

O exemplo de código a seguir demonstra como implementar o Create método em uma classe estendida. Este exemplo de código faz parte de um exemplo maior fornecido para a AsymmetricAlgorithm classe .

    // The create function attempts to create a CustomCrypto object 
    // using the assembly name. This functionality requires 
    // modification of the machine.config file. Add the following 
    // section to the configuration element and modify the values 
    // of the cryptoClass to reflect what is installed 
    // in your machines GAC.
    //       <cryptoClass CustomCrypto="Contoso.CustomCrypto,
    //         CustomCrypto,
    //         Culture=neutral,
    //         PublicKeyToken=fdb9f9c4851028bf,
    //         Version=1.0.1448.27640" />
    //     <nameEntry name="Contoso.CustomCrypto" 
    //        class="CustomCrypto" />
    //     <nameEntry name="CustomCrypto" class="CustomCrypto" />

public:
    static CustomCrypto^ Create(String^ algorithmName) 
    {
        return (CustomCrypto^) 
            CryptoConfig::CreateFromName(algorithmName);
    }
// The create function attempts to create a CustomCrypto object using
// the assembly name. This functionality requires modification of the
// machine.config file. Add the following section to the configuration
// element and modify the values of the cryptoClass to reflect what is
// installed in your machines GAC.
//       <cryptoClass CustomCrypto="Contoso.CustomCrypto, 
//         CustomCrypto, 
//         Culture=neutral, 
//         PublicKeyToken=fdb9f9c4851028bf, 
//         Version=1.0.1448.27640" />
//     <nameEntry name="Contoso.CustomCrypto" class="CustomCrypto" />
//     <nameEntry name="CustomCrypto" class="CustomCrypto" />
new static public CustomCrypto Create(String algorithmName) 
{
    return (CustomCrypto) CryptoConfig.CreateFromName(algorithmName);
}
' The create function attempts to create a vbCustomCrypto object using
' the assembly name. This functionality requires modification of the
' machine.config file. Add the following section to the configuration
' element and modify the values of the cryptoClass to reflect what is
' installed in your machines GAC.
'          <cryptoClass vbCustomCrypto="Contoso.vbCustomCrypto, 
'            vbCustomCrypto, 
'            Culture=neutral, 
'            PublicKeyToken=fdb9f9c4851028bf, 
'            Version=1.0.1448.27640" />
'        <nameEntry name="Contoso.vbCustomCrypto" 
'                   class="vbCustomCrypto" />
'        <nameEntry name="vbCustomCrypto" class="vbCustomCrypto" />
Public Shadows Function Create( _
    ByVal algorithmName As String) As vbCustomCrypto

    Return CType( _
        CryptoConfig.CreateFromName(algorithmName), _
        vbCustomCrypto)

End Function

Confira também

Aplica-se a