des.bas

DES加密算法

        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L9,R9
            R9(i) = L8(i) Xor CodeP(i)
            L9(i) = R8(i)
        Next
        
        
        
        '进行第10次迭代
        For i = 0 To 47
            CodeE(i) = R9(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K10(i) '与K10按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L10,R10
            R10(i) = L9(i) Xor CodeP(i)
            L10(i) = R9(i)
        Next
        
        
        
        '进行第11次迭代
        For i = 0 To 47
            CodeE(i) = R10(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K11(i) '与K11按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L11,R11
            R11(i) = L10(i) Xor CodeP(i)
            L11(i) = R10(i)
        Next
        
        
        '进行第12次迭代
        For i = 0 To 47
            CodeE(i) = R11(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K12(i) '与K12按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L12,R12
            R12(i) = L11(i) Xor CodeP(i)
            L12(i) = R11(i)
        Next
        
        '进行第13次迭代
        For i = 0 To 47
            CodeE(i) = R12(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K13(i) '与K13按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L13,R13
            R13(i) = L12(i) Xor CodeP(i)
            L13(i) = R12(i)
        Next
        
        
        '进行第14次迭代
        For i = 0 To 47
            CodeE(i) = R13(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K14(i) '与K14按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L14,R14
            R14(i) = L13(i) Xor CodeP(i)
            L14(i) = R13(i)
        Next
        
        
        '进行第15次迭代
        For i = 0 To 47
            CodeE(i) = R14(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K15(i) '与K15按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L15,R15
            R15(i) = L14(i) Xor CodeP(i)
            L15(i) = R14(i)
        Next
        
        '进行第16次迭代
        For i = 0 To 47
            CodeE(i) = R15(E(i)) '经过E变换扩充，由32位变为48位
            CodeE(i) = CodeE(i) Xor K16(i) '与K16按位作不进位加法运算
        Next
        
        '分8组
        For i = 0 To 5
            CodeS1(i) = CodeE(i)
            CodeS2(i) = CodeE(i + 6)
            CodeS3(i) = CodeE(i + 12)
            CodeS4(i) = CodeE(i + 18)
            CodeS5(i) = CodeE(i + 24)
            CodeS6(i) = CodeE(i + 30)
            CodeS7(i) = CodeE(i + 36)
            CodeS8(i) = CodeE(i + 42)
        Next
        
        'S盒运算，得到8个数
        
        S(0) = S1(CodeS1(5) + CodeS1(0) * 2, CodeS1(4) + CodeS1(3) * 2 + CodeS1(2) * 4 + CodeS1(1) * 8)
        S(1) = S2(CodeS2(5) + CodeS2(0) * 2, CodeS2(4) + CodeS2(3) * 2 + CodeS2(2) * 4 + CodeS2(1) * 8)
        S(2) = S3(CodeS3(5) + CodeS3(0) * 2, CodeS3(4) + CodeS3(3) * 2 + CodeS3(2) * 4 + CodeS3(1) * 8)
        S(3) = S4(CodeS4(5) + CodeS4(0) * 2, CodeS4(4) + CodeS4(3) * 2 + CodeS4(2) * 4 + CodeS4(1) * 8)
        S(4) = S5(CodeS5(5) + CodeS5(0) * 2, CodeS5(4) + CodeS5(3) * 2 + CodeS5(2) * 4 + CodeS5(1) * 8)
        S(5) = S6(CodeS6(5) + CodeS6(0) * 2, CodeS6(4) + CodeS6(3) * 2 + CodeS6(2) * 4 + CodeS6(1) * 8)
        S(6) = S7(CodeS7(5) + CodeS7(0) * 2, CodeS7(4) + CodeS7(3) * 2 + CodeS7(2) * 4 + CodeS7(1) * 8)
        S(7) = S8(CodeS8(5) + CodeS8(0) * 2, CodeS8(4) + CodeS8(3) * 2 + CodeS8(2) * 4 + CodeS8(1) * 8)
        
        'S盒运算32位结果
        For i = 0 To 7
            RetS(i * 4 + 0) = (S(i) And &H8) \ &H8
            RetS(i * 4 + 1) = (S(i) And &H4) \ &H4
            RetS(i * 4 + 2) = (S(i) And &H2) \ &H2
            RetS(i * 4 + 3) = (S(i) And &H1) \ &H1
        Next
        
        
        For i = 0 To 31
            'P变换
            CodeP(i) = RetS(P(i))
            
            '产生L11,R11
            R16(i) = L15(i) Xor CodeP(i)
            L16(i) = R15(i)
        Next
        
        For i = 0 To 31
            BinCode(i) = L16(i)
            BinCode(i + 32) = R16(i)
        Next
        
        For i = 0 To 63
            CodeIP(i) = BinCode(IP_1(i))
        Next
        
        For i = 0 To 7
            tempReturn(i) = CodeIP(i * 8 + 0) * &H80
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 1) * &H40
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 2) * &H20
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 3) * &H10
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 4) * &H8
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 5) * &H4
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 6) * &H2
            tempReturn(i) = tempReturn(i) + CodeIP(i * 8 + 7) * &H1
        Next
        
        CopyMemory bReturn(j), tempReturn(0), 8
    Next
End Sub

'(三)--解密
'sCode 待解密字串
'sKey 密钥字串
Public Sub DES_Decode(ByRef sCode() As Byte, ByVal sKey As String, ByRef bReturn() As Byte)
'Attribute DES_Decode.VB_Description = "解密 sCode:密文16进制串 sKey:密钥文本,前8位有效 bReturn:明文16进制串"
    
    Dim LenTimes As Integer '明文
    
    Dim tempKey() As Byte '存放密钥
    Dim BinKey(63) As Byte '64位二进制原始密钥
    Dim KeyPC_1(55) As Byte '存放56位密钥
    
    Dim tempCode(7) As Byte '存放8位原始密文
    Dim tempReturn(7) As Byte '存放8位明文
    Dim BinCode(63) As Byte '存放64位明文
    Dim CodeIP(63) As Byte '存放IP置换结果
    Dim CodeE(47) As Byte 'E膨胀结果
    Dim CodeP(31) As Byte 'P变换结果
    Dim RetS(47) As Byte 'S盒运算32位结果
    Dim S(7) As Byte 'S盒运算8个结果
    Dim CodeS1(5) As Byte: Dim CodeS2(5) As Byte: Dim CodeS3(5) As Byte: Dim CodeS4(5) As Byte
    Dim CodeS5(5) As Byte: Dim CodeS6(5) As Byte: Dim CodeS7(5) As Byte: Dim CodeS8(5) As Byte
    
    
    Dim L0(31) As Byte: Dim R0(31) As Byte
    Dim L1(31) As Byte: Dim R1(31) As Byte
    Dim L2(31) As Byte: Dim R2(31) As Byte
    Dim L3(31) As Byte: Dim R3(31) As Byte
    Dim L4(31) As Byte: Dim R4(31) As Byte
    Dim L5(31) As Byte: Dim R5(31) As Byte
    Dim L6(31) As Byte: Dim R6(31) As Byte
    Dim L7(31) As Byte: Dim R7(31) As Byte
    Dim L8(31) As Byte: Dim R8(31) As Byte
    Dim L9(31) As Byte: Dim R9(31) As Byte
    Dim L10(31) As Byte: Dim R10(31) As Byte
    Dim L11(31) As Byte: Dim R11(31) As Byte
    Dim L12(31) As Byte: Dim R12(31) As Byte
    Dim L13(31) As Byte: Dim R13(31) As Byte
    Dim L14(31) As Byte: Dim R14(31) As Byte
    Dim L15(31) As Byte: Dim R15(31) As Byte
    Dim L16(31) As Byte: Dim R16(31) As Byte
    
    Dim C0(27) As Byte: Dim D0(27) As Byte '16个密钥
    Dim C1(27) As Byte: Dim D1(27) As Byte
    Dim C2(27) As Byte: Dim D2(27) As Byte:
    Dim C3(27) As Byte: Dim D3(27) As Byte:
    Dim C4(27) As Byte: Dim D4(27) As Byte:
    Dim C5(27) As Byte: Dim D5(27) As Byte:
    Dim C6(27) As Byte: Dim D6(27) As Byte:
    Dim C7(27) As Byte: Dim D7(27) As Byte:
    Dim C8(27) As Byte: Dim D8(27) As Byte:
    Dim C9(27) As Byte: Dim D9(27) As Byte:
    Dim C10(27) As Byte: Dim D10(27) As Byte:
    Dim