ProtectedKey.CreateFromPlaintextKey Method

Constructor method use to create a new ProtectedKey from a plaintext symmetric key. The caller of this method is responsible for clearing the byte array containing the plaintext key after calling this method.

Namespace:  Microsoft.Practices.EnterpriseLibrary.Security.Cryptography
Assembly:  Microsoft.Practices.EnterpriseLibrary.Security.Cryptography (in Microsoft.Practices.EnterpriseLibrary.Security.Cryptography.dll)

Syntax

'Declaration
PublicSharedFunctionCreateFromPlaintextKey ( _
    plaintextKeyAs Byte(), _
    dataProtectionScopeAs DataProtectionScope _
) As ProtectedKey

publicstatic ProtectedKey CreateFromPlaintextKey(
    byte[] plaintextKey,
    DataProtectionScope dataProtectionScope
)

public:
static ProtectedKey^ CreateFromPlaintextKey(
    array<unsigned char>^ plaintextKey, 
    DataProtectionScope dataProtectionScope
)

publicstaticfunctionCreateFromPlaintextKey(
    plaintextKey : byte[], 
    dataProtectionScope : DataProtectionScope
) : ProtectedKey

Parameters

• plaintextKey
  Type: array<System.Byte>
  Plaintext key to protect. The caller of this method is responsible for clearing the byte array containing the plaintext key after calling this method.

• dataProtectionScope
  Type: System.Security.Cryptography.DataProtectionScope
  DataProtectionScope

Return Value

Initialized ProtectedKey containing the plaintext key protected with DPAPI.

See Also

ProtectedKey Class

Microsoft.Practices.EnterpriseLibrary.Security.Cryptography Namespace