TripleDESCng Constructors

Definition

Namespace:

System.Security.Cryptography

Assembly:

System.Security.Cryptography.dll

Initializes a new instance of the TripleDESCng class.

Overloads

TripleDESCng()	Initializes a new instance of the TripleDESCng class with an ephemeral key.
TripleDESCng(String)	Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key.
TripleDESCng(String, CngProvider)	Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key, and the specified key storage provider (KSP).
TripleDESCng(String, CngProvider, CngKeyOpenOptions)	Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key, the specified key storage provider (KSP) and key open options.

TripleDESCng()

Source:

Cng.NotSupported.cs

Initializes a new instance of the TripleDESCng class with an ephemeral key.

public:
 TripleDESCng();

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public TripleDESCng ();

Public Sub New ()

Attributes

SupportedOSPlatformAttribute

TripleDESCng(String)

Source:

Cng.NotSupported.cs

Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key.

public:
 TripleDESCng(System::String ^ keyName);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public TripleDESCng (string keyName);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
new System.Security.Cryptography.TripleDESCng : string -> System.Security.Cryptography.TripleDESCng

Public Sub New (keyName As String)

Parameters

keyName

String

The name of the key.

Attributes

SupportedOSPlatformAttribute

Exceptions

ArgumentNullException

keyName is null.

PlatformNotSupportedException

Cryptography Next Generation (CNG) is not supported on this system.

CryptographicException

All other errors.

Remarks

This constructor uses a default CngKeyOpenOptions value of None and MicrosoftSoftwareKeyStorageProvider as the default key storage provider (KSP) to open the key.

See also

• Open(String)

TripleDESCng(String, CngProvider)

Source:

Cng.NotSupported.cs

Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key, and the specified key storage provider (KSP).

public:
 TripleDESCng(System::String ^ keyName, System::Security::Cryptography::CngProvider ^ provider);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public TripleDESCng (string keyName, System.Security.Cryptography.CngProvider provider);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
new System.Security.Cryptography.TripleDESCng : string * System.Security.Cryptography.CngProvider -> System.Security.Cryptography.TripleDESCng

Public Sub New (keyName As String, provider As CngProvider)

Parameters

keyName

String

The name of the key.

provider

CngProvider

The KSP that contains the key.

Attributes

SupportedOSPlatformAttribute

Exceptions

ArgumentNullException

keyName is null.

-or-

provider is null.

PlatformNotSupportedException

Cryptography Next Generation (CNG) is not supported on this system.

CryptographicException

All other errors.

Remarks

A default CngKeyOpenOptions value of None is used to open the key.

See also

• Open(String, CngProvider)

TripleDESCng(String, CngProvider, CngKeyOpenOptions)

Source:

Cng.NotSupported.cs

Initializes a new instance of the TripleDESCng class with the specified key name, which represents an existing persisted 3DES key, the specified key storage provider (KSP) and key open options.

public:
 TripleDESCng(System::String ^ keyName, System::Security::Cryptography::CngProvider ^ provider, System::Security::Cryptography::CngKeyOpenOptions openOptions);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public TripleDESCng (string keyName, System.Security.Cryptography.CngProvider provider, System.Security.Cryptography.CngKeyOpenOptions openOptions);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
new System.Security.Cryptography.TripleDESCng : string * System.Security.Cryptography.CngProvider * System.Security.Cryptography.CngKeyOpenOptions -> System.Security.Cryptography.TripleDESCng

Public Sub New (keyName As String, provider As CngProvider, openOptions As CngKeyOpenOptions)

Parameters

keyName

String

The name of the key.

provider

CngProvider

The KSP that contains the key.

openOptions

CngKeyOpenOptions

A bitwise combination of the enumeration values that specify options for opening the key, such as where the key is opened from (machine or user storage) and whether to suppress UI prompting.

Attributes

SupportedOSPlatformAttribute

Exceptions

ArgumentNullException

keyName is null.

-or-

provider is null.

PlatformNotSupportedException

Cryptography Next Generation (CNG) is not supported on this system.

CryptographicException

All other errors.

See also

• Open(String, CngProvider, CngKeyOpenOptions)