public byte[] ComputeHash(byte[] source, byte[] key)
{
HMACSHA1 hma = new HMACSHA1(key);
return(hma.ComputeHash(source));
}
public byte[] ComputeHash(string source, string key, Encoding encoding)
{
HMACSHA1 hma = new HMACSHA1(encoding.GetBytes(key));
return(hma.ComputeHash(encoding.GetBytes(source)));
}