第8章 分组密码FFFntm222ntnkFFKFXXE222,),(mF2tF2NkT Li-1 Ri-1F+Li RiKiDES 轮函数F()KPC-1C0 D0LS1LS1C1 D1LS2LS2LS16LS16C16 D16PC-2PC-2K1K16 PC2*,81jjBBj jjjSBB,*jjjjBSBS*jjjEEE),(*jjjjCEEtest),(*jjjjjCEEtestJ)(rKCP2122/221pNxxde)(),()64()64()64()64()64(iikXSPkXFY178178178zzzPzzzzzz1011011111011011111011010111111011000111011010110011110110011110PExCfghxs6)5(:)8()8(11)8(1)8(2)(:xsxs1)8(1)8(3)(:xsxs)(:1)8(1)8(4xsxs