subkey

Enumerates the subkeys of the specified open registry key.The function retrieves information about one subkey each time it is called.

函数用于枚举一个已打开,每次调用函数将返回一个信息.

DES algorithm decryption process is the same, the only difference is that the first iteration used Subkey K15, K14 ,......, second last with K0, the algorithm itself without any change.

DES算法解过程是一样，别仅仅在于一次迭代时用K15，二次K14、......，最后一次用K0，算法本身并没有任何变化。