破解Excel保护

Public Sub 工作表保护密码破解()  
Const DBLSPACE As String = vbNewLine & vbNewLine  
Const AUTHORS As String = DBLSPACE & vbNewLine & _  
"作者:McCormick   JE McGimpsey "  
Const HEADER As String = "工作表保护密码破解"  
Const VERSION As String = DBLSPACE & "版本 Version 1.1.1"  
Const REPBACK As String = DBLSPACE & ""  
Const ALLCLEAR As String = DBLSPACE & "该工作簿中的工作表密码保护已全部解除!!" & DBLSPACE & "请记得另保存" _  
& DBLSPACE & "注意：不要用在不当地方，要尊重他人的劳动成果！"  
Const MSGNOPWORDS1 As String = "该文件工作表中没有加密"  
Const MSGNOPWORDS2 As String = "该文件工作表中没有加密2"  
Const MSGTAKETIME As String = "解密需花费一定时间,请耐心等候!" & DBLSPACE & "按确定开始破解!"  
Const MSGPWORDFOUND1 As String = "密码重新组合为:" & DBLSPACE & "$$" & DBLSPACE & _  
"如果该文件工作表有不同密码,将搜索下一组密码并修改清除"  
Const MSGPWORDFOUND2 As String = "密码重新组合为:" & DBLSPACE & "$$" & DBLSPACE & _  
"如果该文件工作表有不同密码,将搜索下一组密码并解除"  
Const MSGONLYONE As String = "确保为唯一的?"  
Dim w1 As Worksheet, w2 As Worksheet  
Dim i As Integer, j As Integer, k As Integer, l As Integer  
Dim m As Integer, n As Integer, i1 As Integer, i2 As Integer  
Dim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer  
Dim PWord1 As String  
Dim ShTag As Boolean, WinTag As Boolean  
Application.ScreenUpdating = False  
With ActiveWorkbook  
WinTag = .ProtectStructure Or .ProtectWindows  
End With  
ShTag = False  
For Each w1 In Worksheets  
ShTag = ShTag Or w1.ProtectContents  
Next w1  
If Not ShTag And Not WinTag Then  
MsgBox MSGNOPWORDS1, vbInformation, HEADER  
Exit Sub  
End If  
MsgBox MSGTAKETIME, vbInformation, HEADER  
If Not WinTag Then  
Else  
On Error Resume Next  
Do 'dummy do loop  
For i = 65 To 66: For j = 65 To 66: For k = 65 To 66  
For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66  
For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66  
For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126  
With ActiveWorkbook  
.Unprotect Chr(i) & Chr(j) & Chr(k) & _  
Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & _  
Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)  
If .ProtectStructure = False And _  
.ProtectWindows = False Then  
PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _  
Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _  
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)  
MsgBox Application.Substitute(MSGPWORDFOUND1, _  
"$$", PWord1), vbInformation, HEADER  
Exit Do 'Bypass all for...nexts  
End If  
End With  
Next: Next: Next: Next: Next: Next  
Next: Next: Next: Next: Next: Next  
Loop Until True  
On Error GoTo 0  
End If  
  
If WinTag And Not ShTag Then  
MsgBox MSGONLYONE, vbInformation, HEADER  
Exit Sub  
End If  
On Error Resume Next  
  
For Each w1 In Worksheets  
'Attempt clearance with PWord1  
w1.Unprotect PWord1  
Next w1  
On Error GoTo 0  
ShTag = False  
For Each w1 In Worksheets  
'Checks for all clear ShTag triggered to 1 if not.  
ShTag = ShTag Or w1.ProtectContents  
Next w1  
If ShTag Then  
For Each w1 In Worksheets  
With w1  
If .ProtectContents Then  
On Error Resume Next  
Do 'Dummy do loop  
For i = 65 To 66: For j = 65 To 66: For k = 65 To 66  
For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66  
For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66  
For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126  
.Unprotect Chr(i) & Chr(j) & Chr(k) & _  
Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _  
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)  
If Not .ProtectContents Then  
PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _  
Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _  
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)  
MsgBox Application.Substitute(MSGPWORDFOUND2, _  
"$$", PWord1), vbInformation, HEADER  
'leverage finding Pword by trying on other sheets  
For Each w2 In Worksheets  
w2.Unprotect PWord1  
Next w2  
Exit Do 'Bypass all for...nexts  
End If  
Next: Next: Next: Next: Next: Next  
Next: Next: Next: Next: Next: Next  
Loop Until True  
On Error GoTo 0  
End If  
End With  
Next w1  
End If  
MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK , vbInformation, HEADER  
End Sub