HMAC Constructor (HashAlgorithm, Byte[])

Initializes a new instance of the HMAC class.

[Visual Basic]
Overloads Public Sub New( _
   ByVal hash As HashAlgorithm, _
   ByVal rgbKey As Byte() _
)

[C#]
public HMAC(
HashAlgorithm hash,
byte[] rgbKey
);

hash: The underlying hash algorithm to use.
rgbKey: The key to use for the HMAC -or- a null reference (Nothing in Visual Basic).

If rgbKey is a null reference, the HMAC class will generate a random key.

Exception Type	Condition
ArgumentNullException	hash is a null reference (Nothing in Visual Basic).