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AesCng Constructor (String^, CngProvider^, CngKeyOpenOptions)

 

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

Namespace:   System.Security.Cryptography
Assembly:  System.Core (in System.Core.dll)

public:
AesCng(
	String^ keyName,
	CngProvider^ provider,
	CngKeyOpenOptions openOptions
)

Parameters

keyName
Type: System::String^

The name of the key.

provider
Type: System.Security.Cryptography::CngProvider^

The KSP that contains the key.

openOptions
Type: System.Security.Cryptography::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.

Exception Condition
ArgumentNullException

keyName is null.

-or-

provider is null.

PlatformNotSupportedException

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

CryptographicException

All other errors.

.NET Framework
Available since 4.6.2
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